Does naltrexone cause constipation? | Rounds Does naltrexone cause constipation? | Rounds
Loading...

Does naltrexone cause constipation?

Medical Advisory Board
All articles are reviewed for accuracy by our Medical Advisory Board.

Educational purpose only · Not a substitute for professional judgment or the full text of guidelines and labels.

Article Review Status
Submitted
Under Review
Approved

Last updated: July 14, 2026 · View editorial policy

Naltrexone-Associated Constipation

Naltrexone can cause constipation as a side effect. [1]

Evidence

  • MedlinePlus drug information for naltrexone lists constipation among possible side effects. [1]

Related Questions