Vigora 100 is typically taken by adult males who suffer from erectile dysfunction, which is the inability to achieve or maintain an erection powerful enough for satisfying sexual performance. It is important to use this medication under a doctor's supervision because it might not be suitable for everyone.Vigora 100 should not be used by men who are taking any medications that interact with it or who have certain medical conditions, including as severe liver or cardiac problems. Always see a physician to determine whether taking Vigora 100 is safe and appropriate for your health.