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.

Cialis is a latest medicine for treatment of disturbances of erection at men. Cialis feature is its high-speed performance (30 minutes) and a long-term effect (up to 36 hours). In this regard you can choose the moment which is most suitable for sexual intercourse, having accepted a drug in advance. It is possible to take Cialis in the morning and to be ready even next day. Active ingredient - Tadalafil, the recommended dosage - 20 mg.

Brand Levitra – a drug from Bayer, with a basic chemical called Vardenafil, is an improved remedy for treating erectile difficulties. Operates approximately within 6-8 hours, so a man may be ready to perform sexually the whole night.

Cialis Professional - effective tablets for improvement of erection. They begin to work in 15 minutes from the moment of taking and actions for 36 hours. They can cause not less than 10, but no more than 16 erections. The medicine increases duration of sexual intercourse. The tablets are successfully used for reduction of time for recovery of erection after ejaculation.