Viagra Professional - Advantage of Professional Viagra from usual Viagra is that it works twice longer (6 - 8 hours) and has a stronger effect. Strengthens desire, improves brightness of sexual feelings and increases duration of sexual intercourse.

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Viagra - Active ingredient - Sildenafil, 100 mg. Effect of "Viagra" is based on significant increase of blood stream to penis. Begins to work in 30 minutes, the effect lasts for 4-5 hours. Most of men can take this generic viagra every day. Millions of men worldwide cannot be mistaken, choosing Viagra!