Usually, testosterone supplements have mild side effects. Side effects of testosterone often include rashes, itching or irritation at the site where it is applied. In general, testosterone therapy appears to be safe. Experts say that the benefits and risks of this therapy are not well known, as large clinical trials have only begun to being conducted.
There are several diseases which doctors consider that may be aggravated by therapy with testosterone:
– Benign Prostatic Hypertrophy: prostate grows naturally under the influence of testosterone. For many men, the prostate grows as they age, compressing the urethra. The result of this building creates difficulties in urination. This condition, benign prostatic hypertrophy may be aggravated by testosterone therapy;
– Prostate cancer. Testosterone may stimulate the growth of prostate tumor. Most doctors recommend screening for prostate cancer before starting treatment with testosterone replacement. Men with prostate cancer and those with high levels of prostate-specific antigen should avoid testosterone replacement therapy;
– Sleep apnea: This condition can be aggravated by treatment with testosterone (http://www.testosteronebasso.org). It may be difficult for the patient to determine only that, but his sleep partner may notice this. A sleep study may be necessary for diagnosis;
– Erythro-cytosis (number of red blood cells): testosterone supplements increase the number of cells in the blood – thus leading possibly to a thickening of the blood and a predisposition to blood clots. Men with the highest level of red blood cells may have the greatest health risk if they are taking testosterone. A simple blood test may reveal the number of red blood cells
– Congestive heart failure: Men with severe congestive heart failure should not take testosterone treatment because it can worsen heart disease, and it may take many years before studies that highlight the long-term benefits and risks of testosterone replacement therapy. As with any medication, the decision regarding weighing the risks and benefits of therapy and doctor belongs to the patient.
Steroid vs. Testosterone Replacement Therapy for Enhanced Performance
It is true that some anabolic steroids used by certain athletes testosterone or contain substances that act like testosterone. The difference is that the doses used in replacement therapy only use the physiologic (natural) hormone into the bloodstream. Forms of testosterone used illegally by some athletes have much higher doses, often combined with other substances that increase the anabolic effect of increased muscle mass.