Stendra is a prescription medication used for the treatment of erectile dysfunction in men. Stendra is a protected brand name, but its main active ingredient is Avanafil. It can assist by expanding dissemination and empowering more blood to stream into the penis when physically excited. This is not an instant erection medication You can use this medicine orally by mouth with or without food. Do not break or chew the pills swallow this pill whole with water. It has 3 different variants Stendra 50 mg, 100 mg, and 2000 mg. Remember do not take this medicine more than once a day. At least allow 24 hours for the next dose.