Tadalista 2.5 is a medication used to treat erectile dysfunction in men. Tadalafil is a phosphodiesterase-5 inhibitor. Tadalista 2.5 is one medicine that causes and maintains an erection with sufficient sexual desire. Usually, it is used to treat erectile dysfunction or impotence. It is advertised online as a low-cost, non-prescription alternative to the pill. It works by relaxing the blood vessels in your penis, which enhances blood flow to the region during erotic stimulation. Tadalista 2.5 should not be taken more than once per day. The patient should take one tablet with a glass of water 30-60 minutes before they intend to have sex.