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Who can and cannot take morphine

Who can take morphine

Most adults and children can take morphine, however babies, young children and older people are more likely to get side effects.

Who may not be able to take morphine

Morphine is not suitable for some people. To make sure it's safe for you, tell your doctor before starting the medicine if you:

  • have ever had an allergic reaction to morphine or any other medicine
  • have breathing difficulties or a lung problem
  • have an addiction to alcohol
  • have a condition that causes seizures or fits
  • have a head injury
  • have low thyroid levels (underactive thyroid)
  • have adrenal gland problems
  • have kidney or liver problems
  • have an enlarged prostate
  • have low blood pressure (hypotension)
  • have myasthenia gravis (a rare condition that causes muscle weakness)
  • are trying to get pregnant, already pregnant or you're breastfeeding

Page last reviewed: 26 January 2022
Next review due: 26 January 2025