The Tadalista 60 pills can enable you for around a 36-hour efficacy time and this is the highest efficacy time that you can get for Tadalafil. Tadalafil is a phosphodiesterase-5 (PDE5) inhibitor prevalently used in the treatment of erectile problems. This drug also treats pulmonary hypertension, a type of high blood pressure that affects the arteries in the lungs.