Vigora is the brand name of the medicine which is also known by its generic name called Sildenafil.Vigora 100 helps to maximize the experience during sexual intercourse. It is especially for use among men .Vigora 100 mg which contains the active ingredient in 100 mg strength.Always consume Vigora 100 Mg as directed by the doctor. Vigora 100 Mg is taken orally with a glass of water without being chewed or crushed. It should be swallowed entirely. There is no harm in consuming the drug with an empty stomach.