Viagra is the first significant medication for enhancement of erection and has changed the course of male impotence treatment.
Before Viagra was introduced very little was known about impotence, treatment for it was out of question. Men thought it’s impossible to treat impotence and therefore ignored it. Since Viagra was introduced in 1998 , the overall success rate for impotence treatment has been unbelievable. Most doctors recommend Viagra as their first choice for impotence treatment than any other impotence treatment drug. Viagra comes in the form of blue pill and is taken orally.
Viagra contains active agent sildenafil and it works by inhibiting PDE5 enzyme which is primarily found in penis. By inhibiting PDE5 it allows increased blood flow thereby generating erection. It takes approximately 30 – 60 minutes to show its effect and lasts for about 4 hours.
Viagra comes in 25 mg, 50 mg and 100 mg dosage and it is best to start with lowest dosage to avoid side effects.
Viagra manufactured by Pfizer is the most prescribed impotence drug up till now.
Pfizer has sold prescribed drug Viagra sildenafil for more than 130 million men making it one of the most prescribed medicines in world.
Viagra can also be purchased online on prescription from the privacy of home. Instead of the traditional visit to a doctor, you have to just fill a consultation form, which is reviewed by a licensed doctor. After the doctor has reviewed the form, he will send a prescription for the requested impotence treatment drug. Before you go for Viagra online get all the necessary information available online.
Other alternatives of Viagra include Cialis and Levitra . Both of them are FDA approved like Viagra.
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