Testosterone therapy, used for increasing level of testosterone in human body, has a number of side effects. The side effects depend upon age and sex of the person. However, there are some common side effects irrespective of age and gender. Testosterone therapy can enhance the fluid retention capacity of our body. Several liver dysfunctions are associated with this therapy. Women undergoing this therapy might witness loss of fertility as body stops producing testosterone when it is supplied from outside.

Sleep apnea or the condition of stopping breathing while sleeping is also another side effect of this therapy. This therapy multiplies breast and prostate cancer. Testosterone therapy increases the mass of red blood cells and hemoglobin of our body. As a result Red blood cell concentration of our body is affected adversely. In medicinal terms this condition is known as Polycythemia. Testosterone therapy can also cause growth of prostate glands.

Women might witness hair loss on the scalp. Severe acne is also another possible side effect of this therapy. Other common side effects of this therapy on women are enlargement of clitoris, voice disorder and frequent mood swing. Hence, before going for this therapy you are advised to make a complete medical checkup and consult doctor.