??? ???? ???? ??? ????? ??? ??? ? ?? ??? ??? ?? ??? ?????.????? ??? ??? ??? ?? ???? ?????, ?? ? ??? ?? ?? ? ??? ?????.?? ? ?? 1? ??? ??? ??? ???? ???. ???? ???? ??? ??·?? ?????? ?????.?? ????? ?????? ??? ??? ????? ????? ?? ?????. ??? ??? ??? ??? ?? ???? ????.???? ?????? ??, ??? ??? ?? ??, ??? ?? ?? ??? ?? ???. ??? ???? ?? ??? ???? ???.?? ?? ??? ??

just take medicines known as "nitrates" (such as nitroglycerin) use street prescription drugs referred to as "poppers" such as amyl nitrate or amyl nitrite, and butyl nitrate take any medicines identified as guanylate cyclase stimulators for instance riociguat (Adempas) are allergic to sildenafil, as contained in Cialis® and Revatio, or any in the