.The recommended dosage of PLETAL is 100 mg twice daily taken at least half an hour before or two hours after breakfast and dinner.
A dose reduction to 50 mg twice daily should be considered during co-administration with strong or moderate CYP3A4 inhibitors (e.g., ketoconazole, itraconazole, erythromycin and diltiazem) and during co-administration with CYP2C19 inhibitors (e.g., ticlopidine, fluconazole and omeprazole. (see PRECAUTIONS AND Pharmacokinetic and Pharmacodynamic Drug-Drug Interactions) twice daily
Patients may respond as early as 2 to 4 weeks after the initiation of therapy, but treatment for up to 12 weeks may be needed before a beneficial effect is experienced. If symptoms are unimproved after 3 months, discontinue Pletal.