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Mercaptopurine (Non-Cancer)

Drug Class: Commonly Known As: Category:
Immune Suppressant PurinetholĀ® Children, Adult

Mercaptopurine (Non-Cancer) - Dosage and How to Use

How should Mercaptopurine (Non-Cancer) be used?

Mercaptopurine should preferably be taken at the same time every day.

Mercaptopurine is available in tablet form.

To maximise absorption of Mercaptopurine, it should be taken orally ONCE daily on empty stomach, i.e. either 1 hour before or 2 hours after food. However, if you do experience stomach discomfort while taking Mercaptopurine, you may take it with food. Please inform your pharmacist or doctor if you are doing so.

Do not stop taking Mercaptopurine unless you are told to do so by your doctor. Do not take more or less than required unless instructed.

Drugs commonly co-administered with mercaptopurine:

  • Cyclosporine
  • Corticosteroids, e.g. Prednisolone
  • Other DMARDs such as Sulphasalazine

Disclaimer: The list is not exhaustive, if in doubt, do inform your doctor or pharmacist especially if you are on any other medication or supplements when you are prescribed Mercaptopurine.

What should I do if I miss a dose?

If you forget a dose, take it as soon as you remember. If it is nearer to the time of your next dose, skip the missed dose. Do not take two doses at the same time.

What should I do if I overdose?

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