Avana was produced by an American company ‘Vivus Inc.’ in 2010. It belongs to the group of "phosphodiesterase inhibitors-5" - Avanafil. The main advantage is a fast perception (less than 15 minutes), and minimal side effects. It should be noted that the Avana is not currently a trade name, it is a generic name. All rights reserved by pharmaceutical concern Vivus Inc. Features of a Avanafil Avana underwent a test, which involved men with various forms of erectile dysfunction. To obtain accurate results, the participants were divided into groups. Thus, each group was given a certain amount of preparation. The result was awesome. Even when taking the lowest dose a man is able to have sex after 15 minutes. In addition the study involved men who suffered from the problem of sexual dysfunction. The study showed that 80% of patients had noticed improvement.

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