The concomitant administration with the protease inhibitor ritonavir considerably raises serum concentrations of sildenafil (11-fold boost in AUC). If VIAGRA is prescribed to individuals using ritonavir, caution really should be utilized. Data from subjects exposed to large systemic levels of sildenafil are minimal. Immediately after both oral or intravenous administration, https://jimx371pbl9.wikitelevisions.com/user