The prescription pharmaceutical Vidalista pill belongs to a class of medicines called phosphodiesterase type 5 inhibitors. It works by increasing blood flow to the penis. This helps men get and maintain erections. Phosphodiesterase type 5 inhibitors are the class of medicines it is a member of. Drinking alcohol raises the possibility of side effects when taking this medication. This medicine is not intended for use by women. It may be dangerous to take it with medications that are referred to as nitrates. If you have liver illness, severe heart issues, or low blood pressure, you shouldn't use these medicines. Tell your doctor about these or any other medical conditions before using them.