Clinical Pharmacology Details


CILOSTAZOL


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Indications & Dose:

Intermittent claudication in patients without rest pain and no peripheral tissue necrosis l


BY MOUTH


Adult: 100 mg twice daily, to be taken 30 minutes before food, cilostazol should be initiated by those experienced in the management of intermittent claudication, patients receiving cilostazol should be assessed for improvement after 3 months; consider discontinuation of treatment if there is no clinically relevant improvement in walking distance


DOSE ADJUSTMENTS DUE TO INTERACTIONS Reduce dose to 50 mg twice daily with concomitant use of potent inhibitors of cytochrome P450 enzymes CYP3A4 (e. g. clarithromycin, itraconazole, ketoconazole, protease inhibitors) or CYP2C19, or with erythromycin or omeprazole


 

Contraindications:

Congestive heart failure

Side Effects:

Cautions:

Precautions:

Congestive heart failure (several drugs with this pharmacologic effect have caused decreased survival compared with placebo in patients with class III-IV CHF), cardiovascular lesions, children


PREGNANCY AND LACTATION: Pregnancy category C; excreted in breast milk


 

Interaction:

Drugs 


Diltiazim: Increase cilostazol concentrations antifungals, fuoxetine, nefazadone, and sertraline: as CYP3A4 or CYP2C19 ‘inhibitors, may increase cilostazol levels; clinical effects unknown


Omeprazole: Increase cilostazol concentrations


Foods: Grapefruit Juice: Increases cilostazol levels;High fat: increases absorption of’ cilostazol (80% increase of Cmax. 25% increase of AUC)


 

Warnings:

Adverse Effects:

Lactations:

Special Precautions:

Counselling:

Side Effects Or Adverse Reactions:

CNS: Dizziness, vertigo, headache


CV: Palpitations, tachycardia, peripheral edema


GI: Abnormal stool, diarrhea, dyspepsia, flatulence, nausea


MS: Back pain, myalgia


RESP: Cough, pharyngitis, rhinitis


MISC: Infection


 

Patient And Carer Advice: