Tadarise 20 Mg working within 30-60 minutes after intake and its effects last for up to 36 hours. similar to Cialis, the basic effect is that tadalafil, the main ingredient, inhibits PDE5, which is the direct cause of ED, and supports normal erection. Since it has a long duration of effect and does not affect the diet, there is no need to choose the timing of administration You should take your Tadarise tablet 20mg swallowed whole with a glass of water with or without food approximately 30-60 minutes before sexual activity.