It contains sildenafil citrate, a phosphodiesterase type 5 (PDE5) inhibitor that promotes blood flow to the penis and makes erections easier when sexually stimulated. Erectile dysfunction in men: Avana helps men achieve and maintain an erection during sexual activity. It works by relaxing the penis's blood vessels, which increases blood flow.
Avana can be taken with or without food, though meals high in fat may delay its onset of action.