https://romannia.com/erectile-dysfunction/caverta-100-mg/ Caverta 100 tablet is a prescription medichine used to treat erectile dysfunction(impotence)in men. it works by increasing blood flow to the penis.this helps men to get or maintain an erection. It belongs to a group of medicines known as phosphodiesterase. This medichine may be taken on an empty stomach or with meal. You should take this medicine to advice from a doctor. You should take this medicine 1 hour before you plan to have sex. this medicine will only help you to get an erection if you are sexually stimulated.