비아그라에 대한 주요 지침
More robust CYP3A4 inhibitors for example ketoconazole or itraconazole may be expected to own larger effects than witnessed with saquinavir. A beginning dose of twenty five mg of VIAGRA should be deemed in clients having erythromycin or powerful CYP3A4 inhibitors (for example saquinavir, ketoconazole, itraconazole) [see DOSAGE AND ADMINISTRATION, M