Vega 100 mg is an oral cure medicine that is used to treat erectile dysfunction in males. It contains the component Sildenafil Citrate that reduces the smooth muscles present in the walls of the blood containers and rises blood flow to the penis. Vega 100 belongs to a class of medicines known as PDE5 inhibitors and must be consumed an hour earlier you plan on having sexual interaction. An erection is attained in thirty to sixty minutes, depending on the patient. Sexual inspiration is essential to achieve erection even later the ingesting of this medicine. The effects of this remedy last for 4 hours. Follow your medic’s advices carefully to achieve the best results.