Lactulose Solution
  • Lactulose Solution

Lactulose Solution

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Medication features

  • Used to treat Constipation
  • Normally starts to work in 8 to 12 hours
  • Oral treatment



Buy Lactulose Solution Online

You can buy Lactulose Solution online, from our UK registered online pharmacy. Before using Lactulose Solution, you should read the medicine information leaflet, and be aware of the cautions when using this item. Once you have done this, you will complete a short acknowledgement assessment to make sure this medicine is right for you. After completing your order, our pharmacy will then review the order, and if approved, dispatch the medication to your door.

About Lactulose

Lactulose is an osmotic laxative that helps to soften stools and make bowel movements easier. Lactulose contains the active ingredient Lactulose, which relieves constipation symptoms by increasing water absorption into the large bowel. Lactulose can take up to 48 hours to be effective.  

Constipation is caused by a number of different conditions such as

  • Anxiety
  • A Lack of Exercise or poor fitness
  • Being over or underweight
  • Lifestyle changes such as different food or drink
  • Depression
  • Lack of fibre in food & drink

Constipation can happen to anybody regardless of age or health, it normally only occurs for short periods of time but on occasions can be a long term symptom which can be difficult to manage.

Practical Tips

  • Ensure you are drinking plenty of water (8 glasses of fluid a day which approximately 2 litres).
  • Avoid drinking too many caffeinated drinks as this can make constipation worse.
  • Try to eat food which is rich in fibre (for example, fruit, vegetables, wholegrain cereals.)
  • Ensure you take regular exercise (for example, walking, gardening or swimming) as lack of activity can cause constipation.


Lactulose is widely used and effective constipation relief medication however every patient can respond differently to medication. If you find Lactulose is not effective for you, you may want to try Laxido or an alternative.


Other treatments for constipation are available at Simple Online Pharmacy. These include:

Lactulose Reviews

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What is Lactulose?

Lactulose is a type of medicine used to provide relief of constipation and is known as an osmotic laxative. It works in the bowel and is not absorbed into the bloodstream.

How does Lactulose work?

Lactulose relieves constipation by causing water to be drawn into the lower bowel. This increases the amount of water in the stools, which softens them and makes them easier to pass.

How long does it take Lactulose to work?

It can take up to 48 hours for the lactulose to have an effect.

Can I take Lactulose if I am pregnant or breastfeeding?

Yes. Lactulose can be used during pregnancy or whilst breastfeeding.

Side Effects

Side effects of Lactulose Solution

You may experience some side effects when taking Lactulose, although side effects are usually mild. Some potential side effects when taking Lactulose may include:

  • Excess gas in the stomach and intestines
  • Feeling sick
  • Abdominal cramps
  • Diarrhoea

Please read the patient information leaflet for a full list of side effects.


Info Leaflet

Before taking any medication, it is important to read the Patient Information Leaflet. You can find information leaflets for your medicines by typing them into the search bar at, or by contacting us.


Directions of use for Lactulose Solution

  • Adults and children over the age of 14 years old:

Starting daily dose: Take 15 to 45 ml

Maintenance daily dose: Take 15-30 ml

  • For children aged 7 to 14 years old:

Starting daily dose: Give 15ml

Maintenance daily dose: Give 10-15ml

For full dosage instructions please refer to the patient information leaflet on the ‘Info Leaflet’ tab.


Warnings for Lactulose Solution

The following warnings have been advised by the manufacturer.

  • Take Lactulose Solution only as recommended
  • Consult your doctor if symptoms persist.
  • Extended use of laxatives for long periods is undesirable.

Please read all the packaging and the Product Information Leaflet before taking any new medicine and inform your doctor of medicines you are taking or intend to take.



Ingredients in Lactulose Solution

Active ingredient: Lactulose 3.335 g/5 ml

Other ingredients: Lactose, Galactose, Fructose


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