Avanafil price is greatly affected by sales channels and specifications, usually the price per box is about $30 to $150. Avanafil is a kind of vasodilator drug, mainly acting on the endothelium of blood vessels, the effect is more obvious in the endothelium of penile blood vessels, mainly used in the treatment of erectile dysfunction. According to different sales platform manufacturers will lead to price differences. Such as the same specifications of the hospital price is lower; specifications of the larger price is also higher. Avanafil is recommended to be taken orally about 15 minutes before sexual activity according to the need for medication. The dosage can be gradually increased or decreased depending on individual circumstances and tolerance. The drug needs to be used under the guidance of a doctor, do not use the drug blindly on your own to avoid adverse consequences.