Generic Name: dipyridamole (dye-peer-ID-a-mole)
Brand Name: Generics only. No brands available.
Dipyridamole is used for:
Evaluating coronary artery disease in patients who cannot exercise adequately before thallium imaging (cardiac blood flow scan).
Dipyridamole is a coronary vasodilator. It works by increasing blood flow to the heart, which mimics an exercise test. It is followed by the thallium test.
Do NOT use dipyridamole if:
- you are allergic to any ingredient in dipyridamole
Contact your doctor or health care provider right away if any of these apply to you.
Before using dipyridamole:
Some medical conditions may interact with dipyridamole. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
- if you are pregnant, planning to become pregnant, or are breast-feeding
- if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
- if you have allergies to medicines, foods, or other substances
- if you have asthma; chest pain (angina); heart disease; heart block; or abnormal, rapid, slow, or irregular heartbeat
- if you have severe muscle weakness
Some MEDICINES MAY INTERACT with dipyridamole. Tell your health care provider if you are taking any other medicines, especially any of the following:
- Theophyllines (eg, aminophylline) because they may decrease dipyridamole's effectiveness
- Adenosine because the risk of its side effects, including low blood pressure and irregular heartbeat, may be increased by dipyridamole
- Anticholinesterases (eg, pyridostigmine) because their effectiveness may be decreased by dipyridamole
This may not be a complete list of all interactions that may occur. Ask your health care provider if dipyridamole may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
How to use dipyridamole:
Use dipyridamole as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- Dipyridamole is administered as an injection at your doctor's office, hospital, or clinic.
- If you miss a dose of dipyridamole, contact your doctor right away.
Ask your health care provider any questions you may have about how to use dipyridamole.
Important safety information:
- Dipyridamole may cause dizziness. These effects may be worse if you take it with alcohol or certain medicines. Use dipyridamole with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
- Avoid food or drink that has caffeine (eg, coffee, tea, cocoa, cola, chocolate) before you use dipyridamole.
- Dipyridamole should not be used in CHILDREN; safety and effectiveness in children have not been confirmed.
- PREGNANCY and BREAST-FEEDING: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using dipyridamole while you are pregnant. Dipyridamole is found in breast milk. Do not breast-feed while taking dipyridamole.
Possible side effects of dipyridamole:
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Seek medical attention right away if any of these SEVERE side effects occur:
Dizziness; fatigue; flushing; headache; nausea.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); chest pain; confusion; fast, irregular, or slow heartbeat; one-sided weakness; seizures; slurred speech.
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.
If OVERDOSE is suspected:
Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately.Proper storage of dipyridamole:
Store dipyridamole at room temperature, between 59 and 77 degrees F (15 and 25 degrees C). Store away from heat, moisture, and light. Do not freeze. Keep dipyridamole out of the reach of children and away from pets.
- If you have any questions about dipyridamole, please talk with your doctor, pharmacist, or other health care provider.
- Dipyridamole is to be used only by the patient for whom it is prescribed. Do not share it with other people.
- If your symptoms do not improve or if they become worse, check with your doctor.
- Check with your pharmacist about how to dispose of unused medicine.
This information should not be used to decide whether or not to take dipyridamole or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about dipyridamole. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to dipyridamole. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using dipyridamole.
Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.
More dipyridamole resources
- dipyridamole Oral, Intravenous Advanced Consumer (Micromedex) - Includes Dosage Information
- dipyridamole Concise Consumer Information (Cerner Multum)
- Dipyridamole Prescribing Information (FDA)
- Dipyridamole Professional Patient Advice (Wolters Kluwer)
- Dipyridamole Monograph (AHFS DI)
- Persantine Prescribing Information (FDA)