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Lactulose - Usage, Dosage, Side Effects, FAQ's, Reviews

June 28, 2022




Lactulose is a medication used to treat constipation and hepatic encephalopathy. It is a synthetic sugar molecule that is broken down by the bacteria in the colon to produce lactic acid and short-chain fatty acids, which have a laxative effect. Lactulose is also used as a food additive and probiotic.

Lactulose was first isolated in 1906 by the German chemist Hugo Schiff. It is produced by the hydrolysis of lactose with mineral acids. The resulting syrup is about 70% as sweet as sucrose. Lactulose is used as a food additive and probiotic. It is also used as a laxative for constipation and hepatic encephalopathy.

Lactulose is generally well tolerated, with the most common side effect being flatulence. It can also cause bloating, abdominal pain, and diarrhea. Lactulose should be used with caution in people with galactosemia, as it can cause galactosemia.


Lactulose is a synthetic sugar made from galactose and fructose. It is used as a laxative and is also used to treat hepatic encephalopathy.


There are many potential uses for lactulose, as it is a very versatile medication. Some of the most common uses include:

  • Treating constipation.
  • Treating diarrhea.
  • Treating irritable bowel syndrome.
  • Treating hepatic encephalopathy.
  • Treating high ammonia levels in the blood.
  • Treating high levels of calcium in the blood.
  • Treating high levels of phosphorus in the blood.
  • Treating high levels of uric acid in the blood.

Side Effects

The most common side effects of lactulose are abdominal pain, bloating, flatulence, and diarrhea. These side effects are usually mild and resolve with continued use of the medication.


Lactulose is a safe and effective medication when used as directed. Some common side effects include bloating, gas, and diarrhea. To avoid these side effects, start with a lower dose and increase gradually as needed. Drink plenty of fluids and eat a high-fiber diet to help prevent constipation. If you have any questions about the best way to use lactulose, talk to your doctor or pharmacist.


The suggested dosage of lactulose for constipation is 15-30 ml (1-2 tablespoons) orally once or twice daily, or as directed by a physician.


Lactulose can be stored at room temperature, but should be protected from light.


There are no known interactions of lactulose with other medications.

User Reviews

The user reviews of lactulose are generally positive, with many people finding it to be an effective treatment for constipation and other digestive issues. There are a few negative reviews, but overall, lactulose seems to be a well-tolerated medication with few side effects.

Frequently Asked Questions (FAQs)

What is miminum age to use "Lactulose"?

There is no minimum age to use lactulose.

Why should not use "Lactulose"?

Lactulose is a sugar and should not be used by people with diabetes.

What are alternatives of "Lactulose"?

There are many alternatives to lactulose, including over-the-counter options such as Miralax and prescription options such as Linzess.

Is "Lactulose" bad for health?

There is no definitive answer to this question as the effects of lactulose on health can vary depending on the individual. Some people may experience minor side effects such as gas and bloating after consuming lactulose, while others may find that it helps to relieve constipation or other digestive issues. Overall, however, lactulose is generally considered safe for most people and is not typically considered to be bad for health.

What are precautions of "Lactulose" to take?

Some precautions to take when taking lactulose include drinking plenty of fluids, avoiding constipation, and monitoring your weight. You should also avoid taking lactulose if you are pregnant or breastfeeding.

What kind of product is "Lactulose"?

Lactulose is a type of sugar used as a medication for constipation and hepatic encephalopathy.

How many days "Lactulose" can be used?

There is no definitive answer to this question as it depends on the individual and the severity of their constipation. However, most people can safely use lactulose for up to two weeks.

How many times "Lactulose" can be used in a day?

Lactulose can be used up to three times a day.

Does "Lactulose" is addictive?

There is no evidence to suggest that lactulose is addictive.

Is there any complication for diabetes patients to use "Lactulose"?

There are no known complications for diabetes patients who use lactulose.

Is there any complication for patients having heart issues to use "Lactulose"?

There is no known complication for patients having heart issues to use lactulose.


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