Avana (Generic Avanafil tablets) which contains the active substance Avanafil is used as a treatment for adult men suffering from erectile dysfunction (also known as ED or impotence). ED is a medical condition in men characterised by an inability to get or keep a hard, erect penis suitable for sexual activity. Buy Avana 100 mg (Avanafil Tablets) belong to a group of medicines called phosphodiesterase type 5 (PDE5) inhibitors. Avana is a drug of the new generation for the treatment of the erectile dysfunction. This is the most modern PDE5 inhibitor which has been approved by FDA in 2012. Avana does not differ from Viagra or other drugs from the group of PDE5 inhibitors but it has a lot of advantages.