take medicines identified as "nitrates" (such as nitroglycerin) use Avenue medications named "poppers" for instance amyl nitrate or amyl nitrite, and butyl nitrate choose any medicines called guanylate cyclase stimulators like riociguat (Adempas) are allergic to sildenafil, as contained in Viagra® and Revatio, or any with the elements in Viagra®.… Read More