Around 50% of men who are over 40 suffer from male impotence. 85% of men with have erectile dysfunction problem and the remaining 15% of men have psychological impotence, which is due to stress, depression, etc. Premature ejaculation is an excellent example of psychological impotence.
Erectile dysfunction is mainly the inability to achieve or sustain an erection for satisfactory sexual intercourse. It occurs in 180 million men all over the world. Hardly 15% of men try to find a suitable treatment for this condition. Most of the people accept it as part of their old age. But these men are fooling only those selves.
They are most likely not aware of oral drugs called PDE-5 (Phosphodiasterase-5) inhibitors which is responsible for ensuring a life free of erectile dysfunction. Viagra was the first PDE-5 inhibitor which was launched in the year 1998. It was modernized the men's sexual health market forever. It’s happened first time in the world that a drug is launched to treat erectile dysfunction which could be taken orally and ensured that men certainly have an erection.
Viagra also have some problems or side effects. The person who is suffering from heart problem cannot take Viagra. Some other side effects of viagra are a detrimental effect on the heart and a bluish discoloration of vision or even a temporary loss of vision. Viagra takes effects 30 minutes after its consumption which works around 4 hours.
After success of viagra Lilly-ICOS launched another anti impotency drug which is called Cialis. The main benefit of Cialis is that a single tablet lasts for a whopping 36 hours.
