Vidalista black 80 medicine is used to treat erectile dysfunction in men. The drug contains tadalafil. Which relaxes blood vessels and works to increase blood flow. It is advisable to take this medicine 30 to 40 minutes before you plan to have intercourse so that you can enjoy longer intercourse with your partner. This medicine should be taken only once in 24 hours. This drug can only be used by men aged 18 and above.