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What does it do?

Loperamide is used to treat or prevent diarrhoea.

How should you take it?

Take loperamide as directed. You can take it with or without food.
Capsule and tablet: Take with a glass of water.
Orodispersible tablet: Place on your tongue to dissolve before swallowing.
Liquid: Measure carefully with an oral syringe or measuring spoon.

What if you forget a dose?

Should an occasional dose be missed it need not be taken later.

Can you take other medicines?

Some medicines available without a prescription may react with loperamide including:

  • laxatives (e.g. Laxsol®)

Tell your pharmacist or doctor about all medicines or treatments that you may be taking, including vitamins, herbal products or recreational drugs.

What side effects might you notice?

Side EffectsRecommended action

Dizziness

Nausea

Tell your doctor if troublesome

Constipation

Stop taking and tell your doctor if troublesome

If you notice any other effects, discuss them with your doctor or pharmacist.

Other information:

  • Tell your health professional if you have other bowel problems or bloody diarrhoea.
  • Tell your health professional if you are pregnant, planning to become pregnant, or breastfeeding.
  • Tell your health professional if you have phenylketonuria (PKU). The loperamide orodispersable tablet may contain aspartame (a source of phenylalanine).
  • Do not take more than the stated dose. For adults this is usually up to a maximum of 8 tablets/capsules in 24 hours.

This leaflet contains important, but not all, information about this medicine.

Prepared by the PILs Committee at Christchurch Hospital, Canterbury District Health Board, New Zealand. August 2021

For more general information about this sheet annd its contents, see: What does a My Medicines sheet cover?

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About My Medicines

My Medicines Patient Information Leaflets (PILs) contain important, but not all, information about the medicines they describe.

For more information about the sheets, see: What does a My Medicines sheet cover?

My Medicines is developed by a team at the Canterbury District Health Board. Our team is made up of doctors, pharmacists, and a non-medical person to help us keep to plain language. We also discuss our information with specialist health professionals or groups when needed