Medication Information Leaflet

​What is this medication for?

Macrogols are used to treat constipation. This medication may take one to two days to work.

How should I take/use this medication?

  • Do not stop taking your medication without checking with your healthcare professional.
  • You may take this medication with or without food.
  • Dissolve each sachet in a full glass of water before you drink.

What should I do if I forget to take/use this medication?

If you forget to take a dose, take it as soon as you remember. Then take your next dose at the usual time. Do not take two doses to make up for the missed dose. 

What precautions should I take?

Inform your healthcare professional if: 
  • You are allergic to this medication or any of the other ingredients of this medication
  • You are pregnant, planning to become pregnant, or breastfeeding 
  • You are taking any other medications, including supplements, traditional medications and herbal remedies. 
  • You have kidney problems.
  • You have a history of inflammatory bowel disease (e.g. ulcerative colitis or crohn’s disease).
  • You have fructose intolerance as this medication contains sorbitol.

What are some common side-effects of this medication?

  • Diarrhoea
    • If you develop diarrhoea while taking this medication, temporarily stop taking the medication and consult your healthcare professional. It should go away one to two days after stopping this medication.
  • Other side effects of this medication include bloating, stomach pain and nausea and vomiting.

What are some rare but serious side-effects that I need to seek medical advice immediately?

Consult your healthcare professional if you develop any stomach pain or cramps that does not go away, inability to pass gas or stool, fever or vomiting during the treatment. 

The symptoms of a drug allergy include one or more of the following: 
  • Swollen face/eyes/lips/tongue
  • Difficulty in breathing
  • Itchy skin rashes over your whole body
If you experience any of these symptoms, you should stop your medication and see your healthcare professional immediately.

What food or medication should I avoid when I take this medication?

Inform your healthcare professional if you are taking or intend to take any other medication, supplements, traditional medications or herbal remedies. 

Space this medication two hours apart from other medications.

How should I store this medication?

Store in a cool and dry place, away from direct sunlight. Keep this medication away from children. 

How should I throw away this medication safely?

Pack this medication into a black trash bag and seal it tightly before throwing into the rubbish chute or bin. 

If you take more than the recommended dose, please seek medical advice immediately. The information provided on this page does not replace information from your healthcare professional. Please consult your healthcare professional for more information.

This article is jointly developed by members of the National Medication Information workgroup. The workgroup consists of cluster partners (National Healthcare Group, National University Health System and SingHealth), community pharmacies (Guardian, Unity and Watsons) and Pharmaceutical Society of Singapore.

Last updated on September 2019


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