Depending on the type of Vilitra, the main substance will act at intervals of 20 minutes to an hour after you take the pill. Most normal versions begin to affect the body in about half an hour. In general, the fastest is Vardenafil. However, some men prefer other types of pills. Any of them will be affected by an average of four hours. This means you can take medication 4 hours before the expected sexual intercourse or enjoy sex all this time.