<p>In general:</p>

<ul>
	<li>increased sexual desire</li>
	<li>fluid retention in the tissues, usually marked by swelling of ankles or feet</li>
</ul>

<p>In men:</p>

<ul>
	<li>prolonged abnormal, painful erection of the penis</li>
	<li>disturbed formation of sperm</li>
	<li>decreased amount of sperm with seminal discharge</li>
</ul>

<p>In elderly men:</p>

<ul>
	<li>problems with passing urine</li>
</ul>

<p>In young boys:</p>

<ul>
	<li>early sexual development</li>
	<li>erections occurring more often than normal</li>
	<li>enlarged penis</li>
	<li>disturbed growth</li>
</ul>

<p>Tell your doctor as soon as possible if any side-effect becomes troublesome or continues.</p>