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Who can and cannot take losartan

Who can take losartan

Most adults aged 18 years and over can take losartan.

Children aged 6 years and older can take it, but only to treat high blood pressure.

Your doctor may prescribe losartan if you've tried taking similar blood pressure-lowering medicines such as ramipril and lisinopril, but had to stop because of side effects such as a dry, irritating cough.

Who may not be able to take it

Losartan is not suitable for some people. To make sure it's safe for you, tell your doctor if you:

  • have ever had an allergic reaction to losartan or any other medicine
  • have diabetes
  • have heart, liver or kidney problems
  • recently had a kidney transplant
  • have had diarrhoea or vomiting while taking losartan
  • have been on a low salt diet
  • have low blood pressure (hypotension)
  • are trying to get pregnant, are already pregnant or you are breastfeeding

Page last reviewed: 24 February 2022
Next review due: 24 February 2025