What is a Patient Information Leaflet and why is it useful?

The Patient Information Leaflet (PIL) is the leaflet included in the pack with a medicine. It is written for patients and gives information about taking or using a medicine. It is possible that the leaflet in your medicine pack may differ from this version because it may have been updated since your medicine was packaged.

Below is a text only representation of the Patient Information Leaflet. The original leaflet can be viewed using the link above.

The text only version may be available in large print, Braille or audio CD. For further information call emc accessibility on 0800 198 5000. The product code(s) for this leaflet is: PL20011/0037.

MOVICOL Plain 13.7g sachet, powder for oral solution

Package leaflet: Information for the patient

Movicol Plain 13.7g sachet, powder for oral solution

Read all of this leaflet carefully before you start taking this medicine because it contains important information for you.

Always take this medicine exactly as described in this leaflet or as your doctor, pharmacist or nurse has told you.

  • Keep this leaflet. You may need to read it again.
  • Ask your pharmacist if you need more information or advice.
  • If you get any side effects, talk to your doctor, pharmacist or nurse. This includes any possible side effects not listed in this leaflet. See section 4.
  • You must talk to a doctor if you do not feel better or if you feel worse.

What is in this leaflet:

1. What Movicol Plain is and what it is used for
2. What you need to know before you take Movicol Plain
3. How to take Movicol Plain
4. Possible side effects
5. How to store Movicol Plain
6. Contents of the pack and other information

1. What Movicol Plain is and what it is used for

The name of this medicine is Movicol Plain 13.7g sachet, powder for oral solution. It is a laxative for the treatment of constipation in adults, adolescents and elderly. It is not recommended for children below 12 years of age.

Movicol Plain helps you to have a comfortable bowel movement even if you have been constipated for a long time. Movicol Plain also works in very bad constipation called faecal impaction.

2. What you need to know before you take Movicol Plain

Do not take Movicol Plain if your doctor has told you that you have:

  • a blockage in your intestine (gut obstruction, paralysis of the intestine (ileus))
  • a perforated gut wall
  • severe inflammatory bowel disease like ulcerative colitis, Crohn’s disease or toxic megacolon
  • an allergy to the active substances of Movicol Plain (listed in section 6).

Warnings and precautions

When taking Movicol Plain you should continue to take plenty of fluids. The fluid content of Movicol should not replace your regular liquid intake.

Heart conditions

Follow the special instructions in section 3 if you are taking Movicol Plain for faecal Impaction.

Other medicines and Movicol Plain

Tell your doctor or pharmacist if you are taking, have recently taken or might take any other medicines.

Some medicines, e.g. anti-epileptics, may not work as effectively during use with Movicol Plain.

If you need to thicken fluids in order to swallow them safely, Movicol Plain may counteract the effect of the thickener.

Pregnancy and breast feeding

Movicol Plain can be taken during pregnancy and whilst breastfeeding. If you are pregnant, trying to become pregnant or breastfeeding, ask your pharmacist or doctor for advice before taking Movicol Plain.

Driving and using machines

Movicol Plain does not affect your ability to drive or use machines.

Movicol Plain contains sodium

Talk to your doctor or pharmacist if you need 3 or more sachets daily for a prolonged period, especially if you have been advised to follow a low salt (sodium) diet.

Movicol Plain contains 186.87 mg sodium (main component of cooking/table salt) per sachet. This is equivalent to 9.3% of the recommended maximum daily dietary intake of sodium for an adult.

3. How to take Movicol Plain

This medicine can be taken at any time with or without food.

Dissolve the content of each sachet in 125 ml (1/4 pint) of water and drink.


A dose of Movicol Plain is 1 sachet dissolved in 125 ml (1/4 pint) of water.

Take this 1 –3 times a day according to the severity of your constipation.

Faecal impaction:

Before you take Movicol Plain for faecal impaction, it should be confirmed that you have this condition.

A dose of 8 sachets a day of Movicol Plain is needed for the treatment of faecal impaction. Each sachet dissolved in 125 ml (1/4 pint) of water. The 8 sachets should be taken within 6 hours for up to 3 days if required. If you have a heart condition, do not take more than 2 sachets in any one hour.

How to mix:

Open the sachet and pour the contents into a glass. Add about 125ml or ¼ pint of water to the glass. Stir well until all the powder has dissolved and the Movicol Plain solution is clear or slightly hazy, then drink it. If you are taking Movicol Plain for faecal impaction it may be easier to dissolve 8 sachets in 1 litre of water.

Duration of treatment:


Treatment with Movicol Plain usually lasts for about 2 weeks. If you need to take Movicol Plain for longer, please see your doctor. If your constipation is caused by an illness such as Parkinson’s disease or multiple sclerosis (MS), or if you take medicines that cause constipation your doctor may recommend that you take Movicol Plain for longer than 2 weeks. If you need to take Movicol Plain for longer, please see your doctor.

Usually for long term treatment the dose can be lowered to either 1 or 2 sachets a day.

Faecal impaction:

Treatment with Movicol Plain can be for up to 3 days.

If you take more Movicol Plain than you should:

You may develop excessive diarrhoea, which can lead to dehydration. If this occurs, stop taking Movicol Plain and drink plenty of fluids. If you are worried contact your doctor or pharmacist.

If you forget to take Movicol Plain:

Take the dose as soon as you remember to take it.

4. Possible side effects

Like all medicines, this medicine can cause side effects, although not everybody gets them.

Tell your doctor immediately and stop taking Movicol Plain if you:

  • Get a serious allergic reaction which causes difficulty in breathing or dizziness, or swelling of the face, lips tongue or throat.

Other side effects include:

Allergic reactions which may cause a skin rash, itching, reddening of the skin or a nettle rash, swollen hands, feet or ankles, headaches and high and low levels of potassium in the blood.

Sometimes you may have stomach ache or rumbles. You may also feel bloated, suffer from wind, feel sick or vomit, may also experience soreness of the anus (bottom) and may have mild diarrhoea when starting to take Movicol Plain. These side effects generally get better if you reduce the amount of Movicol Plain you take.

Reporting of side effects

If you get any side effects, talk to your doctor, pharmacist or nurse. This includes any possible side effects not listed in this leaflet. You can also report side effects directly via Yellow Card Scheme Website: www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store. By reporting side effects you can help provide more information on the safety of this medicine.

5. How to store Movicol Plain

Keep this medicine out of the sight and reach of children

Do not use Movicol Plain after the expiry date which is stated on the sachet and carton.

This medicinal product does not require any special storage conditions.

Once you have made up Movicol Plain in water, if you cannot drink it straight away keep it covered and in the fridge (2°C – 8°C). Throw away any solution not used within a 24 hour period.

Do not throw away any medicines via wastewater or household waste. Ask your pharmacist how to throw away medicines you no longer use. These measures will help protect the environment.

6. Contents of the pack and other information

What Movicol Plain contains

Each 13.7 g sachet of Movicol Plain contains the following:

Macrogol 3350 13.125 g

Sodium Chloride 0.3508 g

Sodium Hydrogen Carbonate 0.1786 g

Potassium Chloride 0.0502 g

When it is made into a drink with 125 millilitres of water, each sachet gives the equivalent of:

Sodium 65 millimoles/litre

Chloride 53 millimoles/litre

Potassium 5.4 millimoles/litre

Hydrogen Carbonate 17 millimoles/litre

What Movicol Plain looks like and contents of the pack

Movicol Plain is a white powder.

Movicol Plain is available in boxes of 6, 8, 10, 20, 30, 40, 50, 60 or 100 sachets. Not all pack sizes may be marketed.

Marketing authorisation holder:

Norgine Pharmaceuticals Limited
Norgine House
Widewater Place
Moorhall Road


Norgine Limited
New Road
Mid Glamorgan
CF82 8SJ


21 rue du Pressoir


Norgine B.V.
Antonio Vivaldistraat 150
1083 HP Amsterdam
The Netherlands

This medicinal product is authorised in the Member States of the EEA under the following names:

Belgium MOVICOL Neutral

Denmark MOVICOL Neutral

France MOVICOL Sans Arôme

Finland MOVICOL Plain

Ireland MOVICOL Plain

Italy MOVICOL 13,7 g polvere per soluzione orale, Senza Aroma

Luxembourg MOVICOL Neutral

Netherlands Movicolon Naturel

Spain MOVICOL Sabor Neutro

Sweden Movicol Neutral

United Kingdom MOVICOL Plain

This leaflet was last revised in 03/2022.

Other sources of information

If you need the information on this leaflet in an alternative format, such as large print, or Braille please ring 0800 198 5000.