The primary ingredient in Vidalista black 80 mg is recognized for being a member of the class of drugs known as phosphodiesterase 5 (PDE5) inhibitors. The traditional tablet version of tadalafil works by inhibiting the overactive activity of an enzyme known as phosphodiesterase type-5 (PDE5). 

The medication then aids in the maintenance of a harder erection following penile strokes by regulating this enzyme, which in turn maintains the proper blood flow in the organ.
As directed by your physician, take these tablets for the prescribed amount of time. Take it all in at once. Never shatter, eat, or crush it. You must take this tablet with meals.

Follow the doctor's instructions when using this tablet. Never use these tablets in amounts greater or lower than advised.