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Table 3 Opioid Adverse Effects

From: Ensuring competency in end-of-life care: controlling symptoms

Common Uncommon
Constipation Bad dreams/hallucinations
Dry mouth Dysphoria/delirium
Nausea/vomiting Myoclonus/seizures
Sedation* Pruritus/urticaria
Sweats Respiratory depression
  Urinary retention
  1. * Distinguish sedation as an adverse effect from drowsiness related to pain-induced exhaustion