Tadarise 20mg is used for erectile dysfunction treatment.Erectile dysfunction is Characterized by inability to maintain an erection during sensual leading to impotency.The effect of products usually lasts as long as 1-2 hours aftablet,but you can take your Tadarise tablets 20mg up to 36 hours.Tadalafil in Tadarise tablets 20mg acts on the erectile tissue of the penis to inhibit the action of PDE5 and increase blood flow to cause an erection.