Filitra 20 Mg, which contains Vardenafil as its active ingredient, is used to treat erectile dysfunction (ED) by improving blood flow to the penis. However, the duration of its effects can vary from person to person. Typically, Filitra 20 Mg provides effects for about 4 to 6 hours after taking it. During this time, the ability to achieve and maintain an erection is enhanced, provided that there is sexual stimulation. It doesn't guarantee a continuous erection for the entire duration, but it makes it easier for many men to achieve one when aroused. While it's not considered "long-lasting" like some other ED medications (e.g., daily use options like low-dose Tadalafil), Filitra 20 Mg does offer a reasonable window for sexual activity. It is important to note that Filitra and similar medications do not work without sexual stimulation. For longer-lasting effects or if you need something that works over an extended period, you might want to discuss other options with your doctor, such as Tadalafil (Cialis), which can last up to 36 hours.