Impotency is a condition in which a person is incapable of producing sexual intercourse due to some changes in the body. This can be characterized by futile ejection of penis with non-excitation during the time of sexual intercourse. Premature arousal period defined by pre-ejaculation of sperm from the penis can lead to condition of erectile dysfunction. This can be controlled to some extent by taking in sex hormone pills. The optimum dosage is preferable because if you consume more dosage then it leads to dangerous side effects.

The optimum dosage for the human being is from 30ml to 70 ml, if it crosses then sure side effects will affect the person. Before going to taking the viagra, please consult the doctor whether this medicine will suitable for your body condition or not. Pills such as generic viagra and generic cialis tend to solve the problem of erectile dysfunction to some extent. This pill can only be purchased under the doctor’s prescription, despite this pill being termed, as safe to use pill, there are some common side effects such as the headaches, which can be developed due to the usage of these pills. Thus viagra online renders safe ways to buy these pills at affordable costs.