Generic Name: cilostazol (sil OS tah zol)Brand Names: Pletal
Cilostazol widens arteries that supply blood to the legs. Cilostazol also improves circulation by keeping platelets in the blood from sticking together and clotting.
Cilostazol is used to treat the symptoms of intermittent claudication. This condition causes reduced blood flow to the legs, leading to pain while walking. Cilostazol improves your ability to walk longer distances without pain.
Cilostazol may also be used for other purposes not listed in this medication guide.
It may take up to 12 weeks of using cilostazol before your symptoms improve. For best results, keep using the medication as directed. Talk with your doctor if your symptoms do not improve after 4 weeks of treatment.
Grapefruit and grapefruit juice may interact with cilostazol. The interaction could lead to potentially dangerous effects. Discuss the use of grapefruit products with your doctor. Do not increase or decrease the amount of grapefruit products in your diet without first talking to your doctor.Take cilostazol on an empty stomach, at least 30 minutes before or 2 hours after food.
Before using cilostazol, tell your doctor if you have:
heart disease; or
If you have any of these conditions, you may need a dose adjustment or special tests to safely take this medication.FDA pregnancy category C. This medication may be harmful to an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant during treatment. Cilostazol can pass into breast milk and may harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.
Take this medication exactly as it was prescribed for you. Do not take the medication in larger amounts, or take it for longer than recommended by your doctor.Take each dose with a full glass of water. Cilostazol is usually taken twice a day, at least 30 minutes before or 2 hours after breakfast or dinner. Take cilostazol at the same times each day. Follow your doctor's instructions.
It may take up to 12 weeks of using cilostazol before your symptoms improve. For best results, keep using the medication as directed. Talk with your doctor if your symptoms do not improve after 4 weeks of treatment.Store cilostazol at room temperature away from moisture, heat, and light.
See also: Cilostazol dosage in more detail
Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and take the medicine at the next regularly scheduled time. Do not take extra medicine to make up the missed dose.
Overdose symptoms may include a severe headache, diarrhea, feeling light-headed, fainting, and fast or uneven heartbeats.
Grapefruit and grapefruit juice may interact with cilostazol. The interaction could lead to potentially dangerous effects. Discuss the use of grapefruit products with your doctor. Do not increase or decrease the amount of grapefruit products in your diet without first talking to your doctor.
bloody urine, painful urination;
fever, chills, body aches, flu symptoms;
feeling short of breath, even with mild exertion; or
swelling of your ankles or feet.
Less serious side effects may include:
fast or pounding heartbeats;
numbness or tingling;
joint pain; or
cough, runny or stuffy nose.
This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect. You may report side effects to FDA at 1-800-FDA-1088.
Usual Adult Dose for Intermittent Claudication:
100 mg orally twice a day administered at least 30 minutes before or 2 hours after breakfast and dinner.
Before taking cilostazol, tell your doctor if you are using any of the following drugs:
omeprazole (Prilosec, Zegerid) or esomeprazole (Nexium);
erythromycin (E.E.S., Ery-Tab, E-Mycin, Erythrocin) or clarithromycin (Biaxin);
ketoconazole (Nizoral), fluconazole (Diflucan), or itraconazole (Sporanox);
diltiazem (Cardizem, Tiazac); or
fluvoxamine (Luvox), fluoxetine (Prozac), sertraline (Zoloft), or nefazodone (Serzone).
This list is not complete and there may be other drugs that can interact with cilostazol. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.