Caverta 100 contains Viagra that belongs to a gaggle of medicines referred to as phosphodiesterase kind five (PDE5) inhibitors. it's accustomed treat adult men with male erectile dysfunction, conjointly referred to as impotence. It happens once a person cannot get, or retain a tough, erect member appropriate for erotic intercourse. male erectile dysfunction (ED) is inability of men to achieve associate degreed maintain an erect member with decent rigidity to permit sexual activity. This drugs works by serving to relax the blood vessels in member, permitting blood to flow into member after you get sexually excited.