Vidalista CT 20 is a medication used to treat erectile dysfunction in men. It is taken as a pill orally. By relaxing the blood vessel muscles in the penis, it improves blood flow and induces an erection. Compared to a pill, a dissolvable called a Vidalista CT 20 is meant to be easier to swallow. It is typically taken 30–60 minutes before sexual activity and has a 36-hour maximum duration of action. There could be adverse consequences from Vidalista CT 20. The majority of adverse effects are moderate and temporary. The most common is a headache that is accompanied by flushing or vertigo.