<p>The following medicines may increase the blood pressure lowering effect of glyceryl trinitrate ointment-</p>

<ul>
	<li>Medicines for depression&nbsp;</li>
	<li>Medicines for erectile dysfunction&nbsp;</li>
	<li>Medicines for high blood pressure&nbsp;</li>
	<li>Diuretics</li>
	<li>Commonly used tranquillizers&nbsp;</li>
	<li>Medicines used to treat heart problems&nbsp;</li>
</ul>