<p><strong>General Disorders</strong>: Respiratory depression, Fatigue, Asthenia.<br />
<strong>Metabolism and Nutrition Disorders</strong>: Anorexia.<br />
<strong>Cardiac Disorders</strong>: Tachycardia, Bradycardia, Palpitations.<br />
<strong>Eye Disorders</strong>: Miosis, Diplopia, Blurred vision.<br />
<strong>Gastrointestinal Disorders</strong>: Vomiting, Constipation.<br />
<strong>Psychiatric Disorders</strong>: Dysphoria, Euphoric mood, Nervousness, Restlessness, Insomnia, Agitation, Hallucination, Depression.<br />
<strong>Vascular Disorders</strong>: Hypotension &amp; Flushing.</p>