Vigora 50 mg is effective in helping men with ED achieve and maintain erections sufficient for sexual activity. It typically starts working within 30 to 60 minutes after ingestion and can last for up to 4 hours, although individual responses may vary. It is usually recommended to take Vigora 50 mg orally with a glass of water, approximately 1 hour before anticipated sexual activity. It should not be taken more than once per day. https://www.genericday.com/vigora-50-mg.html