Vidalistablack 80 tablet is a medicine used to treat male sexual problems. The main ingredient in this medicine is tadalafil. This drug works to relax the blood vessels and relax the muscles by increasing blood flow. This medicine can be taken only once a day. It is necessary to consult a doctor once before taking this medicine. This medicine is intended for men above 18 years of age, and should not be taken by women and children. The effect of this medicine usually lasts up to 36 weeks, so you should use this medicine once a day as per the doctor's advice.