Persantine (Dipyridamole) Drug Information: Description, User Reviews, Drug Side Effects, Interactions

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May 26, 2012

Persantine

Raynaud's Phenomenon »

What is Raynaud's phenomenon?

Raynaud's phenomenon (RP) is a condition resulting in a particular series of discolorations of the fingers and/or the toes after exposure to changes in temperature (cold or hot) or emotional events. Skin discoloration occurs because an abnormal spasm of the blood vessels causes a diminished blood supply to the local tissues. Initially, the digit(s) involved turn white because of the diminished blood supply. The digit(s) then turn blue because of prolonged lack of oxygen. Finally, the blood vessels reopen, causing a local "flushing" phenomenon, which turns the digit(s) red. This three-phase color sequence (white to blue to red), most often upon exposure to cold temperature, is characteristic of RP.

Raynaud's phenomenon most frequently affects women, especially in the second, third, or fourth decades of life. People can have Raynauds phenomenon alone or as a part of other rheumatic diseases. When it occurs alone...

Read the Raynaud's Phenomenon article »

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Persantine

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Persantine®
(dipyridamole USP) 25 mg, 50 mg, and 75 mg Tablets

DRUG DESCRIPTION

Persantine (dipyridamole USP) is a platelet inhibitor chemically described as 2,2',2'',2'''-[(4,8- Dipiperidinopyrimido[5,4-d]pyrimidine-2,6-diyl)dinitrilo]-tetraethanol. It has the following structural formula:

Persantine (dipyridamole) structural formula illustration

Dipyridamole is an odorless yellow crystalline powder, having a bitter taste. It is soluble in dilute acids, methanol and chloroform, and practically insoluble in water.

Persantine (dipyridamole) tablets for oral administration contain:

Active Ingredient TABLETS 25 mg, 50 mg, and 75 mg: dipyridamole USP 25 mg, 50 mg and 75 mg, respectively.

Inactive Ingredients TABLETS 25 mg, 50 mg, and 75 mg: acacia, carnauba wax, corn starch, edible white ink, lactose monohydrate, magnesium stearate, D&C yellow #10 aluminum lake, D&C red #30, helendon aluminum pink lake, sodium benzoate, methylparaben, propylparaben, polyethylene glycol, povidone, sucrose, talc, titanium dioxide, and white wax.

What are the possible side effects of dipyridamole (Persantine)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have any of these serious side effects:

nosebleed or other bleeding that will not stop;
black, bloody, or tarry stools; or
coughing up blood or vomit that looks like coffee grounds.

Less serious side effects may include:

dizziness;
upset stomach, diarrhea,...

Read All Potential Side Effects and See Pictures of Persantine »

What are the precautions when taking dipyridamole (Persantine)?

Before taking dipyridamole, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: other heart problems (e.g., severe coronary artery disease, recent heart attack, low blood pressure), liver disease.

This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.

Before having surgery, tell your doctor or dentist that you are using this medication.

During...

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Last reviewed on RxList: 4/18/2008
This monograph has been modified to include the generic and brand name in many instances.