Active ingredient: Verdenafil. Manufacturer: Bayer HealthCare AG Levitra acts very quickly and ensures high efficiency for any reasons (ED) – erectile dysfunction and is deservedly considered the safest drug to enhance sexual potency. Levitra blocks phosphodiesterase fifth type of PDE-5, which takes part in the cleavage of cGMP, which enhances the action of nitric oxide in the vast bodies during sexual stimulation. This result enlarges blood flow to the erectile tissues and supplies to the successful erection. The validity period of Levitra – 8-12 hours. Levitra is taken orally with water for 20-25 minutes before sexual activity. The recommended initial dose – 10 mg (1/2 tablet). In the age group from 65 years to reduce the suggested starting dose of 5 mg. Don’t take more than twice for one sexual act. Levitra combined with any food or alcohol. Orange round tablets in the shell on one side of the number “20″, on the other firm Bayer cross.