THE DEFINITIVE GUIDE TO CIALIS

consider medicines referred to as "nitrates" (such as nitroglycerin) use Road medicines identified as "poppers" including amyl nitrate or amyl nitrite, and butyl nitrate consider any medicines known as guanylate cyclase stimulators such as riociguat (Adempas) are allergic to sildenafil, as contained in Cialis® and Revatio, or any of the substances