Tadalis SX 20 mg is a medication used to treat erectile dysfunction (ED) in men. It contains Tadalafil as its active ingredient, a well-known PDE5 inhibitor that works by increasing blood flow to the penis, helping men achieve and maintain an erection during sexual activity. Tadalis SX 20 mg is often favored for its long-lasting effects, making it an ideal choice for men looking for a more reliable solution to ED.