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Who can and cannot take gliclazide

Who can take gliclazide

Most adults and children aged 12 and over can take gliclazide.

Who may not be able to take gliclazide

This medicine is not used to treat type 1 diabetes (when your body does not produce insulin).

Gliclazide 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 gliclazide or any other medicine
  • have ketone bodies and sugar in your urine (diabetic ketoacidosis)
  • have severe kidney or liver disease
  • have a rare condition called porphyria
  • are pregnant, trying to get pregnant or breastfeeding
  • have a condition called G6PD-deficiency
  • need to have surgery

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