title: Managing opioid-induced constipation.
mesh_terms: D000701:Analgesics, Opioid / Q000009:adverse effects*; D003248:Constipation / Q000517:prevention & control*; D006801:Humans; D054368:Laxatives / Q000494:pharmacology / Q000627:therapeutic use; D009271:Naltrexone / Q000031:analogs & derivatives / Q000494:pharmacology / Q000627:therapeutic use; D009292:Narcotic Antagonists / Q000494:pharmacology / Q000627:therapeutic use; D000644:Quaternary Ammonium Compounds / Q000494:pharmacology / Q000627:therapeutic use
chemical_list: D000701:Analgesics, Opioid; D054368:Laxatives; D009292:Narcotic Antagonists; D000644:Quaternary Ammonium Compounds; C032257:methylnaltrexone; D009271:Naltrexone