<ul>
	<li>If for compelling reasons, metronidazole must be administered longer than the usually recommended duration, it is recommended that hematological tests, especially leucocyte count should be carried out regularly and that patients should be monitored for adverse reactions such as peripheral or central neuropathy (such as paresthesia, ataxia, dizziness, convulsive seizures).</li>
	<li>Metronidazole should be administered with caution to patients with hepatic encephalopathy.</li>
	<li>Patients should be warned that metronidazole may darken urine.</li>
</ul>