Tadalafil is a component of Tadalista CT 20, a class of medicine’s known as phosphodiesterase type 5 inhibitors. It helps relax blood vessels, which allows more blood to reach the penis. Females shouldn't use Tadalista CT 20. Furthermore, it is not appropriate for minors (those under the age of eighteen) to use. Tell your doctor if you experience any pain after taking Tadalista CT 20. This medication's most common side effects are flushing, headaches, dizziness, blurred vision, abdominal pain, rash, and upset stomach. Read the Patient Information Leaflet from your pharmacist, if one is available, before beginning to take tadalafil and before each refill. You may have answered by your doctor or pharmacist.