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compositionComposition:LACTITOL-66.67%W/V
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Osmitol Syrup is used to treat constipation. It contains Lactitol, which makes the stool softer and more comfortable to pass. Additionally, it is also used to prevent hepatic encephalopathy (a decrease in brain function due to liver disease) by suppressing the absorption of toxins and enhancing nitrogen excretion through faeces. In some cases, this medicine may cause side effects such as abdominal distension, cramps, and flatulence (gas).

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Written By Dr. Lakshmithulasi Yarragunta , PharmD (PB)
Reviewed By Dr Aneela Siddabathuni , MPharma., PhD
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More about the Product

Composition :

LACTITOL-66.67%W/V

Manufacturer/Marketer :

Micro Labs Ltd

Consume Type :

Oral

Expires on or after :

Dec-28

Return Policy :

Not Returnable

About Osmitol Syrup

Osmitol Syrup is a medicine used to treat chronic constipation and support brain function in patients with severe liver disease. It works as a gentle laxative by drawing water into the bowel to soften stools and ease bowel movements. This medicine helps restore regular bowel habits without irritating the sensitive lining of your digestive tract.

To get the best results, you should take Osmitol Syrup consistently at the same time each day, either with or without food. Mixing the oral powder with a glass of water, juice, or another beverage makes it easy to take. Drinking plenty of fluids and eating a fibre-rich diet will also help the medicine work more effectively.

While taking this medicine, you might experience mild stomach bloating, gas, or cramps as your digestive system adjusts. These symptoms usually go away on their own within a few days. However, you should consult your doctor immediately if you develop severe diarrhoea, vomiting, or signs of dehydration.

This medicine may interact with certain water pills and heart medications, as excessive watery stools can lead to low potassium levels that affect how these drugs work. If you are pregnant, breastfeeding, or an elderly individual, always consult your doctor or pharmacist before taking this product to ensure it is safe for you. Paediatric doses must be determined by a paediatrician and are weight-based. 

Uses of Osmitol Syrup

Osmitol Syrup is used to treat chronic constipation and support brain function in patients with severe liver disease. The detailed uses of Osmitol Syrup are as follows:

  • Constipation: Osmitol Syrup helps soften hard stools and increases the frequency of bowel movements by drawing water into the intestines, making them much easier to pass.
  • Hepatic encephalopathy: Osmitol Syrup helps lower ammonia levels in the blood of patients with advanced liver disease, which prevents harmful toxins from reaching and affecting the brain.

Key Benefits

Osmitol Syrup provides gentle and predictable relief from constipation without causing sudden, urgent runs to the bathroom. By softening hard, painful stools. This medicine brings several key health benefits:

  • Reduces Straining: It reduces straining and helps prevent painful haemorrhoids or anal tears from worsening.
  • Supports Liver health: For patients managing severe liver conditions, this medicine improves mental clarity and reduces confusion by helping the body safely eliminate toxic ammonia buildup through bowel movements.
  • Promotes Regular bowel movement: It promotes consistent long-term bowel regularity and overall digestive comfort.
Side effects of Osmitol Syrup
  • Eat smaller, more frequent meals.
  • Eat slowly and chew your food thoroughly to help digestion.
  • Eat fiber-rich foods such as fruits, whole grains, and vegetables to promote regular bowel movements.
  • Avoid gas-producing foods like cabbage, beans, broccoli and carbonated drinks.
  • Drink lots of water throughout the day to prevent dehydration and aid digestion.
  • Do regular exercise to enhance digestion and reduce bloating.
  • Drink water or other clear fluids.
  • To prevent worsening of pain, limit intake of tea, coffee, or alcohol.
  • Include bland foods like rice, toast, crackers, and rice in your diet.
  • Avoid lying down immediately after eating as it may cause indigestion or heartburn.
  • Avoid acidic and spicy food as it may cause indigestion.
Here are the steps to manage Gastrointestinal Air and Swelling (GAS) caused by medication:
  • Tell your doctor about your GAS symptoms. They may change your medication regimen or prescribe additional drugs to help you manage them.
  • To manage GAS symptoms, eat a balanced diet of fibre, vegetables, and fruits.
  • Drink enough water throughout the day to avoid constipation and treat GAS symptoms.
  • Regular exercise like yoga and walking may help stimulate digestion and alleviate GAS symptoms.
  • Take probiotics only if your doctor advises, as they may help alleviate GAS symptoms by promoting gut health.
  • Take medication for GAS symptoms only if your doctor advises, as certain medications can interact with your existing prescriptions or worsen symptoms.
  • If symptoms persist, worsen, or are accompanied by severe abdominal pain, vomiting, or bleeding, seek immediate medical attention.
  • Increased creatinine levels must be corrected immediately with the help of a doctor.
  • Reduce strenuous activities that can lead to muscle breakdown and production of creatinine.
  • Sleep for 7-8 hours per night to assist your body in repairing and rebuilding tissue.
  • Manage your blood pressure by implementing changes in lifestyle like losing weight, reducing stress and exercising regularly.
  • Avoid smoking and drinking alcohol.
Managing Medication-Triggered UTIs: A Comprehensive Approach:
  • Inform your doctor about the medication you're taking and the UTI symptoms you're experiencing.
  • Your doctor may adjust your medication regimen or consider alternative medications or dosages that may reduce the risk of UTIs.
  • Drink plenty of water (at least 8-10 glasses a day) to help flush out bacteria. Avoid sugary drinks and caffeine, which can exacerbate UTI symptoms.
  • Urinate when you feel the need rather than holding it in. This can help prevent bacterial growth and reduce the risk of UTIs.
  • Consider cranberry supplements: Cranberry supplements may help prevent UTIs by preventing bacterial adhesion.
  • Monitor UTI symptoms and report any changes to your doctor.
  • If antibiotics are prescribed, take them as directed and complete the full course.
Here are the steps to manage the medication-triggered Upper respiratory tract infection:
  • Inform your doctor about the symptoms you're experiencing due to medication.
  • Your doctor may adjust your treatment plan, which could include changing your medication, adding new medications, or offering advice on managing your symptoms.
  • Practice good hygiene, including frequent handwashing, avoiding close contact with others, and avoiding sharing utensils or personal items.
  • Stay hydrated by drinking plenty of fluids to help loosen and clear mucus from your nose, throat, and airways.
  • Get plenty of rest and engage in stress-reducing activities to help your body recover. If your symptoms don't subside or worsen, consult your doctor for further guidance.

Directions for Use

  • Take Osmitol Syrup with food or as advised by your doctor.
  • It is advised to take Osmitol Syrup once daily; however, follow your doctor's recommendation regarding the dosage and duration.
  • Take the prescribed dose by mouth using the measuring cup/dosing syringe/dropper.
  • Shake the bottle well before use.

How Osmitol Syrup Works

Osmitol Syrup contains lactitol, which is an osmotic laxative that works locally in your large intestine. When you take this medicine, it will be minimally absorbed into the bloodstream and act locally in your colon. Once it reaches your colon, the natural bacteria break it down into mild organic acids. These acids lower the pH level in your gut and create an osmotic effect, which means they pull water from the surrounding body tissues directly into your colon. The extra water softens hard stools and increases their volume. This naturally stimulates the muscles in your intestines to contract, helping you pass stools more comfortably and regularly. For liver disease, this acidic environment traps harmful ammonia in the gut so your body can safely eliminate it.
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Alcohol

Caution

The interaction of alcohol with Osmitol Syrup is unknown. Please consult a doctor before consuming alcohol while using Osmitol Syrup.

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Pregnancy

Caution

Please consult your doctor before taking Osmitol Syrup if you are pregnant, your doctor will prescribe you Osmitol Syrup if the benefits outweigh the risks.

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Breast Feeding

Caution

It is generally safe to take Osmitol Syrup if you are breastfeeding. However, please consult your doctor before taking Osmitol Syrup if you are breastfeeding, your doctor will prescribe you Osmitol Syrup if the benefits outweigh the risks.

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Driving

Safe if prescribed

Osmitol Syrup has negligible influence in your ability to drive.

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Liver

Safe if prescribed

Osmitol Syrup is safe to use if prescribed by the doctor. Please consult your doctor if you have a liver impairment or any concerns regarding this.

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Kidney

Safe if prescribed

Osmitol Syrup is safe to use if prescribed by the doctor. Please consult your doctor if you have kidney impairment or any concerns regarding this.

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Children

Caution

Osmitol Syrup can be taken by children if prescribed by a doctor.

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Heart

Caution

Limited information is available regarding the use of Osmitol Syrup in patients with heart problems. Please consult your doctor before using Osmitol Syrup.

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Geriatrics

Consult your doctor

Osmitol Syrup should be given to elderly patients only if prescribed by a doctor. Seek medical advice if you have any concerns.

What if I have taken an overdose of Osmitol Syrup

Taking too much of this medicine can lead to severe diarrhoea, stomach pain, and dehydration. If you suspect an overdose, seek immediate medical attention right away.

Diet & Lifestyle Advise

  • Eat more fibre: Increase your daily intake of dietary fibre by eating more whole grains, fresh fruits, vegetables, and beans to naturally support bowel movements.
  • Drink plenty of water: Drink at least 8 to 10 glasses of water daily, as osmotic laxatives require adequate bodily fluids to soften stools effectively.
  • Stay active: Engage in moderate physical activity, such as walking or cycling, for 20 to 30 minutes a day to stimulate intestinal muscle contractions.
  • Maintain a routine: Establish a regular toilet routine by trying to have a bowel movement at the same time each day, especially after meals when gut activity is naturally highest.
health query

Have a query?

How Soon It Starts Working

The time required for Osmitol Syrup to start to work: The time required for Osmitol Syrup to show its action is unknown. The time for which the effects of Osmitol Syrup last: The duration of action for Osmitol Syrup is clinically unknown.

Storage

•Store Osmitol Syrup at room temperature, between 15°C and 30°C (59°F to 86°F). •Keep the container tightly closed to protect the medicine from moisture and direct light

What if you forget to take Osmitol Syrup

If you miss a dose, take it as soon as you remember. However, if it is almost time for your next scheduled dose, skip the missed one and continue with your regular schedule. Do not take two doses at the same time to make up for a missed one.

Drug Warnings

  • Check before use: Always inspect the liquid or powder before use; do not take it if you notice any unusual colour changes, clumping, or floating particles.
  • Avoid use of Multiple medicines: Avoid using other laxatives at the same time unless specifically advised by your doctor, as this can cause severe diarrhoea and imbalance your body's salts.
  • Check your stool: Monitor your bowel movements closely; if you develop watery stools, contact your healthcare provider to discuss reducing your dose.
  • Liver function: If you are taking Osmitol Syrup for liver disease, your doctor may perform regular blood tests to check your blood ammonia and mental status periodically, electrolyte levels and liver function.
  • Diabetes or Galactose intolerance: Check the product label carefully for any sugar warnings if you have diabetes or galactose intolerance.
  • Contraindications: These are conditions for which the medicine should not be used: inflammatory bowel disease, intestinal perforation, acute surgical abdomen to avoid medicine.

Drug-Drug Interactions

verifiedApollotooltip

Inform your doctor if you are taking any of the following medicines, as they may interact.

  • Diuretics (water pills): Taking these together may increase the risk of losing too much potassium and other essential salts from your body.
  • Digoxin: Low potassium levels caused by excessive laxative use can increase the risk of serious side effects from this heart medication.
  • Broad-spectrum antibiotics: These can reduce the gut bacteria needed to break down Osmitol Syrup, making the laxative less effective.
No Drug - Drug interactions found in our data. We may lack specific data on this medicine and are actively working to update our database. Consult your doctor for personalized advice

Drug-Drug Interactions

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Drug-Food Interactions

verifiedApollotooltip

No clinically significant food interactions are known with Osmitol Syrup when used as directed. 
 

No Drug - Food interactions found in our database. Some may be unknown. Consult your doctor for what to avoid during medication.

Drug-Food Interactions

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All Substitutes & Brand Comparisons

Habit Forming

No

Therapeutic Class

[LAXATIVES]

FAQs

Osmitol Syrup is used to treat constipation. Additionally, it is also used to prevent hepatic encephalopathy (a decrease in brain function due to liver disease).
Do not take Osmitol Syrup with antacid and anti-bacterial medicines as it may cause decreased efficacy.
Diarrhoea might occur if Osmitol Syrup is taken in larger doses. Drink lots of fluids and eat food rich in fibre if you experience diarrhoea. If you find blood in stools (tarry stools) or if you experience excess diarrhoea, consult your doctor. Do not take anti-diarrheal medicine on your own.
Osmitol Syrup treats constipation by increasing water content and stool volume, thereby making the stool softer and easier to pass. It treats hepatic encephalopathy (a decrease in brain function due to liver disease) by suppressing the absorption of unionized ammonia and other toxins by lowering the pH of the gut. In addition, it improves the excretion of nitrogen through faeces.
Yes, you can drink water while taking Osmitol Syrup. To treat constipation effectively, it is advised to drink plenty of water (6-8 glasses).
Yes, Osmitol Syrup is a laxative. It contains lactitol which increases the amount of water in the intestines, softening stools to promote bowel motions.
The side effects of Osmitol Syrup include cramps, dehydration, indigestion, abdominal distension, and flatulence (gas). Consult the doctor if any of these side effects persist or worsen.
Osmitol Syrup should be taken only for the duration prescribed by the doctor based on your medical condition. Osmitol Syrup should not be used for more than a week for constipation unless advised by the doctor as it might cause dependency for bowel movement.
Do not take Osmitol Syrup if you are allergic to any of its components or if you have galactosemia (galactose indigestion disorder), intestinal obstruction, unexplained abdominal pain, or bleeding.
To prevent the risk of side effects, Osmitol Syrup should be taken with other laxatives only if advised by the doctor.
Diarrhoea might occur if Osmitol Syrup is taken in more than the recommended dose. Always follow the dose prescribed by the doctor to reduce the side effects.
You should only take Osmitol Syrup daily for the duration recommended by your doctor. While it is generally safe for short-term or managed long-term use under medical supervision, relying on laxatives daily without a doctor's guidance is not advised. Talk to your doctor if you need long-term constipation relief.
Yes, you can dissolve the powder in hot or cold beverages such as tea, coffee, water, or juice. Ensure the powder is completely dissolved before drinking. Talk to your doctor or pharmacist if you are unsure about what liquids to use.
This medicine is generally considered safe during pregnancy because it is barely absorbed into the bloodstream. However, you should always consult your healthcare provider before taking any new medication while pregnant. Talk to your doctor for personalised advice.
If you are taking this medicine for liver disease, do not stop without speaking to your doctor first; they may advise you to lower your dose or pause the treatment to prevent dehydration. Talk to your doctor before restarting the medicine.
Even though it has a sweet taste, it is a sugar-free compound that does not significantly affect blood sugar levels. Osmitol Syrup has a very low glycaemic index; consuming large doses may have a small effect on blood sugar. Monitoring is still recommended. However, if you have diabetes, you should monitor your blood glucose levels regularly and consult your healthcare team.
It is best to avoid alcohol, especially if you are taking this medicine for liver disease, as alcohol can worsen liver function and increase dehydration. For general constipation, moderate alcohol is unlikely to interact directly, but it can dehydrate you and worsen constipation. Talk to your doctor about alcohol consumption.
Children should only take this medicine under the direct supervision and prescription of a paediatrician. The dosage for children must be carefully calculated based on their age and weight. Talk to your doctor or paediatrician before giving this medicine to a child.

Disclaimer

While we strive to provide complete, accurate, and expert-reviewed content on our 'Platform', we make no warranties or representations and disclaim all responsibility and liability for the completeness, accuracy, or reliability of the aforementioned content. The content on our platform is for informative purposes only, and may not cover all clinical/non-clinical aspects. Reliance on any information and subsequent action or inaction is solely at the user's risk, and we do not assume any responsibility for the same. The content on the Platform should not be considered or used as a substitute for professional and qualified medical advice. Please consult your doctor for any query pertaining to medicines, tests and/or diseases, as we support, and do not replace the doctor-patient relationship.

Reference

  1. U.S. Food and Drug Administration (FDA). 211281S000Lbl [FDA Prescribing Information]. Silver Spring, MD: FDA; 2024. [Accessed on 02 Jun. 2026]Check here
  2. CiplaMed Clinical Compendium. Lacsyp Syrup Product Specification Guide. Mumbai, India: Cipla; 2024. [Accessed on 02 Jun. 2026]Check here
  3. Riggio O, Balducci G, Ariosto F, et al. 1990. [Accessed on 24 Nov. 2025]Check here
  4. Miller LE, Tennilä J, Ouwehand AC Efficacy and tolerance of lactitol supplementation for adult constipation: a systematic review and meta-analysis. Clin Exp Gastroenterol. 2014;7:241-8Check here
  5. Maydeo A Lactitol or lactulose in the treatment of chronic constipation: result of a systematic. J Indian Med Assoc. 2010;108(11):789-92Check here
  6. Cipla. Lacsyp Syrup [Internet]. 2025 [Accessed on 22nd Jan 2025]Check here
  7. Takayuki Shibamoto, Leonard F. Bjeldanes. Food Additives. [Accessed on 12th July 2022]Check here

Country of origin

India
Other Info - OS24246

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