Nitroglycerin Oral capsule, extended-release

What is this medicine?

NITROGLYCERIN (nye troe GLI ser in) is a type of vasodilator. It relaxes blood vessels, increasing the blood and oxygen supply to your heart. This medicine is used to prevent chest pain caused by angina. It will not help to stop an episode of chest pain.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

  • liver disease

  • low blood pressure, or low blood volume

previous heart attack or heart failure

  • an unusual or allergic reaction to nitroglycerin, other medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

How should I use this medicine?

Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. Swallow whole. Do not crush or chew. Take your doses at regular intervals. Do not take your medicine more often than directed. Do not stop taking this medicine suddenly or your symptoms may get worse. Your doctor will tell you how much medicine to take. If your doctor wants you to stop the medicine, the dose will be slowly lowered over time to avoid any side effects.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

Do not take this medicine with any of the following medications:

  • certain migraine medicines like ergotamine and dihydroergotamine

  • medicines used to treat erectile dysfunction like sildenafil, tadalafil, and vardenafil

This medicine may also interact with the following medications:

  • medicines for high blood pressure

  • other medicines used to treat angina

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medicine?

Check your heart rate and blood pressure regularly while you are using this medicine. Ask your doctor or health care professional what your heart rate and blood pressure should be and when you should contact him or her. Tell your doctor or health care professional if you feel your medicine is no longer having any effect.

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this drug affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol can make you more drowsy and dizzy. Avoid alcoholic drinks.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • blurred vision

  • dry mouth

  • skin rash

  • sweating

  • the feeling of extreme pressure in the head

  • unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • flushing of the face or neck

  • headache

  • irregular heartbeat, palpitations

  • nausea, vomiting

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Keep dry in a tightly sealed container. Heat and moisture can reduce the effectiveness of this medicine. Throw away any unused medicine after the expiration date.

What is this medicine?

NITROGLYCERIN (nye troe GLI ser in) is a type of vasodilator. It relaxes blood vessels, increasing the blood and oxygen supply to your heart. This medicine is used to prevent chest pain caused by angina. It will not help to stop an episode of chest pain.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

  • liver disease

  • low blood pressure, or low blood volume

previous heart attack or heart failure

  • an unusual or allergic reaction to nitroglycerin, other medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

How should I use this medicine?

Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. Swallow whole. Do not crush or chew. Take your doses at regular intervals. Do not take your medicine more often than directed. Do not stop taking this medicine suddenly or your symptoms may get worse. Your doctor will tell you how much medicine to take. If your doctor wants you to stop the medicine, the dose will be slowly lowered over time to avoid any side effects.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

Do not take this medicine with any of the following medications:

  • certain migraine medicines like ergotamine and dihydroergotamine

  • medicines used to treat erectile dysfunction like sildenafil, tadalafil, and vardenafil

This medicine may also interact with the following medications:

  • medicines for high blood pressure

  • other medicines used to treat angina

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medicine?

Check your heart rate and blood pressure regularly while you are using this medicine. Ask your doctor or health care professional what your heart rate and blood pressure should be and when you should contact him or her. Tell your doctor or health care professional if you feel your medicine is no longer having any effect.

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this drug affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol can make you more drowsy and dizzy. Avoid alcoholic drinks.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • blurred vision

  • dry mouth

  • skin rash

  • sweating

  • the feeling of extreme pressure in the head

  • unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • flushing of the face or neck

  • headache

  • irregular heartbeat, palpitations

  • nausea, vomiting

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Keep dry in a tightly sealed container. Heat and moisture can reduce the effectiveness of this medicine. Throw away any unused medicine after the expiration date.

What is this medicine?

NITROGLYCERIN (nye troe GLI ser in) is a type of vasodilator. It relaxes blood vessels, increasing the blood and oxygen supply to your heart. This medicine is used to relieve chest pain caused by angina that does not respond to oral treatment. It is also used to control blood pressure in the surgery setting and to help treat congestive heart failure after a heart attack.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

  • anemia

  • head injury, recent stroke, or bleeding in the brain

  • heart disease

  • liver disease

  • an unusual or allergic reaction to nitroglycerin, other medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

How should I use this medicine?

This medicine is for infusion into a vein. It is given by a health care professional in a hospital or clinic setting.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

This does not apply.

What may interact with this medicine?

Do not take this medicine with any of the following medications:

  • certain migraine medicines like ergotamine and dihydroergotamine (DHE)

  • medicines used to treat erectile dysfunction like sildenafil, tadalafil, and vardenafil

This medicine may also interact with the following medications:

  • alteplase

  • aspirin

  • heparin

  • medicines for high blood pressure

  • medicines for mental depression

  • other medicines used to treat angina

  • phenothiazines like chlorpromazine, mesoridazine, prochlorperazine, thioridazine

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medicine?

Your condition will be monitored carefully while you are receiving this medicine.

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this drug affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol can make you more drowsy and dizzy. Avoid alcoholic drinks.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue

  • blurred vision

  • dry mouth

  • skin rash

  • sweating

  • the feeling of extreme pressure in the head

  • unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • flushing of the face or neck

  • headache

  • irregular heartbeat, palpitations

  • nausea, vomiting

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medicine?

This drug is given in a hospital or clinic and will not be stored at home.

What is this medicine?

NITROGLYCERIN (nye troe GLI ser in) is a type of vasodilator. It relaxes blood vessels, increasing the blood and oxygen supply to your heart. This medicine is used to relieve chest pain caused by angina. It is also used to prevent chest pain before activities like climbing stairs, going outdoors in cold weather, or sexual activity.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

  • anemia

  • head injury, recent stroke, or bleeding in the brain

  • liver disease

  • previous heart attack

  • an unusual or allergic reaction to nitroglycerin, other medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

How should I use this medicine?

Take this medicine by mouth as needed. At the first sign of an angina attack (chest pain or tightness) place one tablet under your tongue. You can also take this medicine 5 to 10 minutes before an event likely to produce chest pain. Follow the directions on the prescription label. Let the tablet dissolve under the tongue. Do not swallow whole. Replace the dose if you accidentally swallow it. It will help if your mouth is not dry. Saliva around the tablet will help it to dissolve more quickly. Do not eat or drink, smoke or chew tobacco while a tablet is dissolving. If you are not better within 5 minutes after taking ONE dose of nitroglycerin, call 9-1-1 immediately to seek emergency medical care. Do not take more than 3 nitroglycerin tablets over 15 minutes.

If you take this medicine often to relieve symptoms of angina, your doctor or health care professional may provide you with different instructions to manage your symptoms. If symptoms do not go away after following these instructions, it is important to call 9-1-1 immediately. Do not take more than 3 nitroglycerin tablets over 15 minutes.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

This does not apply. This medicine is only used as needed.

What may interact with this medicine?

Do not take this medicine with any of the following medications:

  • certain migraine medicines like ergotamine and dihydroergotamine (DHE)

  • medicines used to treat erectile dysfunction like sildenafil, tadalafil, and vardenafil

This medicine may also interact with the following medications:

  • alteplase

  • aspirin

  • heparin

  • medicines for high blood pressure

  • medicines for mental depression

  • other medicines used to treat angina

  • phenothiazines like chlorpromazine, mesoridazine, prochlorperazine, thioridazine

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medicine?

Tell your doctor or health care professional if you feel your medicine is no longer working.

Keep this medicine with you at all times. Sit or lie down when you take your medicine to prevent falling if you feel dizzy or faint after using it. Try to remain calm. This will help you to feel better faster. If you feel dizzy, take several deep breaths and lie down with your feet propped up, or bend forward with your head resting between your knees.

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this drug affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol can make you more drowsy and dizzy. Avoid alcoholic drinks.

Do not treat yourself for coughs, colds, or pain while you are taking this medicine without asking your doctor or health care professional for advice. Some ingredients may increase your blood pressure.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • blurred vision

  • dry mouth

  • skin rash

  • sweating

  • the feeling of extreme pressure in the head

  • unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • flushing of the face or neck

  • headache

  • irregular heartbeat, palpitations

  • nausea, vomiting

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F). Store in original container. Protect from light and moisture. Keep tightly closed. Throw away any unused medicine after the expiration date.

What is this medicine?

NITROGLYCERIN (nye troe GLI ser in) is a type of vasodilator. It relaxes blood vessels, increasing the blood and oxygen supply to your heart. This medicine is used to prevent or relieve chest pain caused by angina.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

  • liver disease

  • recent heart attack

  • an unusual or allergic reaction to nitroglycerin, other medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

How should I use this medicine?

This medicine is only for use in the mouth. Use at the first sign of an attack. You can also use this medicine 5 to 10 minutes before an event likely to produce chest pain. Follow the directions on the prescription label. Do not shake the container. Remove the plastic cover. Before using this medicine for the first time, you must prime the bottle by spraying the pump 5 times into the air away from yourself. If this medicine has not been used for 6 weeks, you must reprime the bottle by spraying once into the air away from yourself. Hold the container upright and spray either onto or underneath the tongue. Do not breathe in the spray. After each spray, close your mouth but do not swallow or rinse. Your symptoms should improve in 1 to 5 minutes. You can repeat the dose every 5 minutes for up to three doses. If you do not feel better after 1 dose, contact your doctor or health care professional immediately or have someone take you straight to an emergency room. Do not take your medicine more often than directed.

If you take this medicine often to relieve symptoms of angina, your doctor or health care professional may provide you with different instructions to manage your symptoms. If symptoms do not go away after following these instructions, it is important to call 9-1-1 immediately. Do not take more than 3 doses over 15 minutes.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

This does not apply. This medicine is only used as needed.

What may interact with this medicine?

Do not take this medicine with any of the following medications:

  • certain migraine medicines like ergotamine and dihydroergotamine (DHE)

  • medicines used to treat erectile dysfunction like sildenafil, tadalafil, and vardenafil

This medicine may also interact with the following medications:

  • medicines for high blood pressure

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medicine?

Tell your doctor or health care professional if you feel your medicine is no longer working.

Keep this medicine with you at all times. Sit or lie down when you take your medicine to prevent falling if you feel dizzy or faint after using it. Try to remain calm. This will help you to feel better faster. If you feel dizzy, take several deep breaths and lie down with your feet propped up, or bend forward with your head resting between your knees.

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this drug affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol can make you more drowsy and dizzy. Avoid alcoholic drinks.

Do not treat yourself for coughs, colds, or pain while you are taking this medicine without asking your doctor or health care professional for advice. Some ingredients may increase your blood pressure.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • blurred vision

  • dry mouth

  • skin rash

  • sweating

  • the feeling of extreme pressure in the head

  • unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • flushing of the face or neck

  • headache

  • irregular heartbeat, palpitations

  • nausea, vomiting

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Do not spray near flames. Do not forcefully open or burn the container. Throw away any unused medicine after the expiration date.

What is this medicine?

NITROGLYCERIN (nye troe GLI ser in) is a type of vasodilator. It relaxes blood vessels, increasing the blood and oxygen supply to your heart. This medicine is used to prevent chest pain caused by angina. It should not be used for immediate relief during an angina attack.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

  • anemia

  • head injury, recent stroke, or bleeding in the brain

  • liver disease

  • previous heart attack

  • an unusual or allergic reaction to nitroglycerin, other medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

How should I use this medicine?

This medicine is for external use only. Do not take by mouth. Follow the directions on the prescription label. Use exactly as directed. Use one of the ruled papers that come with the ointment to accurately measure the dose. Using the paper, spread a thin layer of ointment about the size of the paper over a clean, dry area of skin on the upper body where there is little or no hair. Avoid injured, irritated, calloused, or scarred areas. Do not rub the ointment into the skin. Tape the paper in place over the ointment to protect your clothing. You can cover the paper with plastic wrap or a plastic bandage. Try not to get the ointment on your fingers. Wash your hands well after use. Remove the paper and clean the area before applying the next dose. Use a different site each day to prevent skin irritation. Do not use your medicine more often than directed. Do not stop using except on the advice of your doctor or health care professional.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

If you miss a dose, use it as soon as you can. If it is almost time for your next dose, use only that dose. Do not use double or extra doses.

What may interact with this medicine?

Do not take this medicine with any of the following medications:

  • certain migraine medicines like ergotamine and dihydroergotamine (DHE)

  • medicines used to treat erectile dysfunction like sildenafil, tadalafil, and vardenafil

This medicine may also interact with the following medications:

  • alteplase

  • aspirin

  • heparin

  • medicines for high blood pressure

  • medicines for mental depression

  • other medicines used to treat angina

  • phenothiazines like chlorpromazine, mesoridazine, prochlorperazine, thioridazine

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medicine?

Tell your doctor or health care professional if you feel your medicine is no longer working.

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this drug affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol can make you more drowsy and dizzy. Avoid alcoholic drinks.

Do not treat yourself for coughs, colds, or pain while you are taking this medicine without asking your doctor or health care professional for advice. Some ingredients may increase your blood pressure.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue

  • blurred vision

  • dry mouth

  • skin irritation from ointment

  • sweating

  • the feeling of extreme pressure in the head

  • unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • flushing of the face or neck

  • headache

  • irregular heartbeat, palpitations

  • nausea, vomiting

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Close tightly after each use. Throw away any unused medicine after the expiration date.

What is this medicine?

NITROGLYCERIN (nye troe GLI ser in) is a type of vasodilator. It relaxes blood vessels, increasing the blood and oxygen supply to your heart. This medicine is used to prevent chest pain caused by angina. It will not help to stop an episode of chest pain.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

  • liver disease

  • low blood pressure, or low blood volume

previous heart attack or heart failure

  • an unusual or allergic reaction to nitroglycerin, adhesives, other medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

How should I use this medicine?

This medicine is for external use only. Follow the directions on the prescription label. One patch contains a full day's supply of medicine. It is usually worn for 12 to 14 hours a day and removed for 10 to 12 hours. Apply the patch to an area on the upper body that is clean, dry and hairless. Avoid injured, irritated, calloused, or scarred areas. Use a different site each day to prevent skin irritation. Do not cut or trim the patch. Do not use your medicine more often than directed. Do not stop using this medicine suddenly or your symptoms may get worse. Ask your doctor or health care professional how to gradually reduce the dose.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

If you miss a dose, apply the patch as soon as you can. Do not wear two patches at the same time unless told to by your doctor or health care professional.

What may interact with this medicine?

Do not take this medicine with any of the following medications:

  • certain migraine medicines like ergotamine and dihydroergotamine (DHE)

  • medicines used to treat erectile dysfunction like sildenafil, tadalafil, and vardenafil

This medicine may also interact with the following medications:

  • medicines for high blood pressure

  • other medicines used to treat angina

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medicine?

Check your heart rate and blood pressure regularly while you are using this medicine. Ask your doctor or health care professional what your heart rate and blood pressure should be and when you should contact him or her. Tell your doctor or health care professional if you feel your medicine is no longer having any effect.

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this drug affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol can make you more drowsy and dizzy. Avoid alcoholic drinks.

If you are going to have a MRI procedure, let your MRI technician know about the use of these patches. Some drug patches contain an aluminum backing that can become heated when exposed to MRI and may cause burns. You may need to temporarily remove the patch during the MRI procedure.

If the patch pulls loose or falls off, fold it in half (sticky side in) and throw away out of the reach of children or pets. Replace with a fresh patch.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • blurred vision

  • dry mouth

  • skin rash, or irritation from the skin patch

  • sweating

  • the feeling of extreme pressure in the head

  • unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • flushing of the face or neck

  • headache

  • irregular heartbeat, palpitations

  • nausea, vomiting

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 15 and 25 degrees C (59 and 77 degrees F). Avoid extremes in temperature and humidity. Throw away any unused medicine after the expiration date.

What is this medicine?

NITROGLYCERIN (nye troe GLI ser in) is a type of vasodilator. It relaxes blood vessels, increasing the blood and oxygen supply to your heart. This medicine is used to relieve chest pain caused by angina that does not respond to oral treatment. It is also used to control blood pressure in the surgery setting and to help treat congestive heart failure after a heart attack.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

  • anemia

  • head injury, recent stroke, or bleeding in the brain

  • heart disease

  • liver disease

  • an unusual or allergic reaction to nitroglycerin, other medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

How should I use this medicine?

This medicine is for infusion into a vein. It is given by a health care professional in a hospital or clinic setting.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

This does not apply.

What may interact with this medicine?

Do not take this medicine with any of the following medications:

  • certain migraine medicines like ergotamine and dihydroergotamine (DHE)

  • medicines used to treat erectile dysfunction like sildenafil, tadalafil, and vardenafil

This medicine may also interact with the following medications:

  • alteplase

  • aspirin

  • heparin

  • medicines for high blood pressure

  • medicines for mental depression

  • other medicines used to treat angina

  • phenothiazines like chlorpromazine, mesoridazine, prochlorperazine, thioridazine

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medicine?

Your condition will be monitored carefully while you are receiving this medicine.

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this drug affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol can make you more drowsy and dizzy. Avoid alcoholic drinks.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue

  • blurred vision

  • dry mouth

  • skin rash

  • sweating

  • the feeling of extreme pressure in the head

  • unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • flushing of the face or neck

  • headache

  • irregular heartbeat, palpitations

  • nausea, vomiting

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medicine?

This drug is given in a hospital or clinic and will not be stored at home.