Does Viagra work?

Viagra is a commonly used drug to improve male sexual function. This drug is very helpful for improving male function, especially for male erectile dysfunction. The effect is very good. However, this drug also has great side effects, and the price is relatively expensive. It cannot be used as a routine drug, and it cannot be used for a long time. It is easy to cause drug dependence and induce cardiovascular and cerebrovascular diseases. If there is indeed a sexual dysfunction, should also identify the cause, see is the decline in physical conditions caused by the existence of some chronic diseases on the body, should solve the problem from the root cause, and do not easily rely on Viagra this drug. Although it can improve male function, but most of it is at the expense of overdraft male health. In the long run, it is not worth the loss.