Cilostazol (By mouth)
Treats a circulation problem in which too little blood flows into your leg muscles (intermittent claudication). Helps you walk longer distances with less pain.
There may be other brand names for this medicine.
When This Medicine Should Not Be Used
You should not use this medicine if you have had an allergic reaction to cilostazol, or if you have heart failure or certain bleeding problems.
How to Use This Medicine
- Your doctor will tell you how much of this medicine to use and how often. Do not use more medicine or use it more often than your doctor tells you to.
- You may be told to take a dose of the medicine two times each day, at least one-half hour before or two hours after breakfast and dinner.
- Your leg pain may not get better right away. Some patients may need to use this medicine for 2 to 4 weeks before it starts to help. Others may need to use the medicine for 12 weeks before their leg pain is better.
If a dose is missed:
- If you miss a dose or forget to use your medicine, use it as soon as you can. If it is almost time for your next dose, wait until then to use the medicine and skip the missed dose. Do not use extra medicine to make up for a missed dose.
How to Store and Dispose of This Medicine
- Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.
- Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any outdated medicine or medicine no longer needed.
- Keep all medicine away from children and never share your medicine with anyone.
Drugs and Foods to Avoid
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
- Make sure your doctor knows if you are using any antibiotics or antifungal medicines, such as erythromycin (EES®), clarithromycin (Biaxin®), ketoconazole (Nizoral®), itraconazole (Sporanax®), or if you are using diltiazem (Cardizem®), fluvoxamine (Luvox®), fluoxetine (Prozac®), nefazodone (Serzone®), sertraline (Zoloft®), omeprazole (Prilosec®), or aspirin. Your doctor may need to change your dose of cilostazol if you are also using these medicines.
- Other medicines may also change the way cilostazol works. Give your doctor a list of all the medicines you use.
- Do not eat grapefruit or drink grapefruit juice while you are using this medicine.
Warnings While Using This Medicine
- Make sure your doctor knows if you are pregnant or breastfeeding, or if you have heart disease, liver disease, kidney disease, or bleeding problems.
- If your symptoms do not improve or if they get worse, call your doctor.
Possible Side Effects While Using This Medicine
Call your doctor right away if you notice any of these side effects:
- Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
- Chest pain.
- Dark-colored urine or pale stools.
- Fast, pounding, or uneven heartbeat.
- Fever, chills, cough, sore throat, and body aches.
- Lightheadedness, dizziness, or fainting.
- Numbness, tingling, or burning pain in your hands, arms, legs, or feet.
- Rapid weight gain.
- Severe headache.
- Shortness of breath, cold sweat, and bluish-colored skin.
- Swelling in your hands, ankles, or feet.
- Unusual bleeding, bruising, or weakness.
If you notice these less serious side effects, talk with your doctor:
- Diarrhea, nausea, vomiting, or stomach pain.
- Leg cramps.
- Loss of appetite.
- Muscle pain, joint pain, or weakness.
- Skin rash, or dry, thick skin.
- Trouble sleeping.
- Yellowing of your skin or the whites of your eyes.
If you notice other side effects that you think are caused by this medicine, tell your doctor
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088
- Last Reviewed on 06/12/2013
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This page was last updated: June 18, 2013