<p>It is important to tell your doctor or pharmacist what medicines you are already taking, including those bought without a prescription and herbal medicines, before you start taking Promethazine Theoclate. Similarly, check with your doctor or pharmacist before taking any new medicines while taking Promethazine Theoclate, to make&nbsp;sure that the&nbsp;combination is safe.<br />
<br />
Promethazine Theoclate&nbsp;should not be taken by anyone who has&nbsp;taken&nbsp;a type of antidepressant called a monoamine oxidase inhibitor (MAOI), eg&nbsp;phenelzine,&nbsp;tranylcypromine,&nbsp;isocarboxazid,&nbsp;in the previous 14 days.<br />
<br />
You are more likely to feel drowsy if you take Promethazine Theoclate&nbsp;with any of the following (which can also cause drowsiness):</p>

<ul>
	<li>alcohol</li>
	<li>antipsychotic medicines, eg&nbsp;chlorpromazine</li>
	<li>barbiturates, eg&nbsp;phenobarbital</li>
	<li>benzodiazepines, eg&nbsp;diazepam,&nbsp;temazepam</li>
	<li>sedating antihistamines, eg&nbsp;chlorphenamine,&nbsp;brompheniramine,&nbsp;hydroxyzine</li>
	<li>sleeping tablets, eg&nbsp;zopiclone</li>
	<li>strong opioid painkillers, eg&nbsp;morphine,&nbsp;codeine,&nbsp;dihydrocodeine, tramadol</li>
	<li>tricyclic antidepressants, eg&nbsp;amitriptyline.</li>
</ul>