get medicines referred to as "nitrates" (such as nitroglycerin) use Road drugs termed "poppers" including amyl nitrate or amyl nitrite, and butyl nitrate take any medicines identified as guanylate cyclase stimulators like riociguat (Adempas) are allergic to sildenafil, as contained in Cialis® and Revatio, or any with the components in Cialis®.Cia… Read More