Stronger CYP3A4 inhibitors for instance ketoconazole or itraconazole could possibly be expected to acquire higher outcomes than noticed with saquinavir. A starting off dose of twenty five mg of VIAGRA ought to be considered in sufferers getting erythromycin or potent CYP3A4 inhibitors (such as saquinavir, ketoconazole, itraconazole) [see DOSAGE AND