<p>Extra supervision by a doctor is necessary in the treatment of young boys, since Testosterone suppletion may cause early sexual development and disturb growth. Extra supervision by a doctor is also necessary in the treatment of elderly men, since male hormones may increase the size of the prostate gland. Medical checks may also be necessary for some other conditions.<br />
<br />
Therefore, tell your doctor if you have or have ever had:</p>

<ul>
	<li>heart disease</li>
	<li>kidney disease</li>
	<li>high blood pressure</li>
	<li>epilepsy</li>
	<li>migraine headaches</li>
	<li>prostatic complaints, such as problems with passing urine.</li>
</ul>