Product image of Lactulose Sandoz Ltd (Lactulose) supplied by GNH India

Lactulose Sandoz Ltd

Active Ingredient:
Lactulose
Origin:
EU

Lactulose Sandoz Ltd (Lactulose)

Lactulose, the active ingredient in Lactulose Sandoz Ltd, is an osmotic laxative presented as an oral solution for oral use. It softens stools and reduces ammonia absorption, making it useful for patients with constipation and for those with hepatic encephalopathy.

GNH India supplies Lactulose Sandoz Ltd as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. The company adheres to stringent quality standards and provides reliable logistics for global distribution. Customers benefit from comprehensive regulatory support and consistent product availability across multiple markets.

Manufacturer / TM Owner

Sandoz Ltd

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Indications & Clinical Uses

Lactulose is an osmotic laxative that acts on the gastrointestinal tract to relieve constipation and lower ammonia levels in liver disease.

  • Constipation: softens stool and promotes regular bowel movements.
  • Hepatic encephalopathy: reduces intestinal ammonia production, helping to improve mental status in patients with liver dysfunction.
  • Prevention of hepatic encephalopathy recurrence: maintains low ammonia levels to help prevent episodes.

How It Works

  • Lactulose is a synthetic disaccharide that is not absorbed in the small intestine. In the colon, bacterial enzymes hydrolyze it to lactic acid, acetic acid and other short‑chain fatty acids, lowering colonic pH. The resulting osmotic gradient draws water into the lumen, softening stool. The acidic environment also converts ammonia (NH3) to ammonium (NH4+), which is trapped and excreted, thereby decreasing systemic ammonia levels.

Side Effects

Lactulose may cause a range of adverse reactions, most of which are related to its laxative action.

Common Side Effects

  • Abdominal cramping: mild to moderate discomfort in the abdomen.
  • Flatulence: increased intestinal gas.
  • Diarrhea: loose stools, especially at higher doses.

Serious or Rare Side Effects

  • Severe dehydration: excessive fluid loss leading to low blood pressure.
  • Electrolyte imbalance: abnormal sodium, potassium or magnesium levels.
  • Allergic reaction: rash, itching, swelling, or difficulty breathing.

Precautions & Warnings

When prescribing lactulose, clinicians should consider several safety measures to minimize risks.

  • Assess renal function: monitor kidney status as dehydration can affect renal clearance.
  • Monitor electrolytes: check sodium and potassium levels during therapy.
  • Use caution in diabetic patients: lactulose may affect glucose control.
  • Avoid abrupt discontinuation: taper dose to prevent rebound constipation.
  • Store at room temperature: keep in the original container, protect from moisture and direct sunlight.

Avoid Interactions

Lactulose can interact with other medicines, altering their effectiveness or increasing adverse effects.

Major Interactions (Avoid)

  • Concurrent use with other strong laxatives: may cause severe electrolyte loss and dehydration.
  • Combination with loop diuretics: increased risk of dehydration and hypotension.

Moderate Interactions (Monitor Closely)

  • Antacids (e.g., aluminum hydroxide): may reduce lactulose efficacy by altering colonic pH.
  • Broad‑spectrum antibiotics: can disrupt colonic bacteria needed for lactulose metabolism, reducing its effect.
  • Phosphate binders: may interfere with stool softening action.

Frequently Asked Questions

Lactulose is used primarily to treat constipation by softening stools and to manage hepatic encephalopathy, a complication of liver disease, by lowering intestinal ammonia production. It helps restore regular bowel movements and can improve neurological symptoms in patients with liver dysfunction.

Lactulose is a synthetic sugar that reaches the colon unchanged. There, gut bacteria break it down into short‑chain fatty acids, which lower the pH and create an osmotic pull that draws water into the bowel, softening stool. The acidic environment also converts ammonia to ammonium, trapping it for excretion and reducing systemic ammonia levels.

The dose of Lactulose is individualized and set by the prescribing healthcare professional based on the patient’s condition, severity of constipation or hepatic encephalopathy, response to therapy, and tolerability. Patients should follow the prescriber’s instructions and not adjust the dose on their own.

Safety data for Lactulose in pregnancy and lactation are limited. It is generally considered low risk because it is poorly absorbed, but the decision to use it should be made by the prescriber after weighing potential benefits against any unknown risks to the fetus or infant.

To order, submit an enquiry on the product page at gnhindia.com specifying the required quantity. GNH India supplies hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any required import documentation.

Lactulose is an osmotic laxative that works by increasing water content in the colon, whereas stimulant laxatives such as bisacodyl act by stimulating intestinal motility. Compared with bulk‑forming agents, Lactulose provides a quicker softening effect and also offers the added benefit of reducing ammonia in liver disease.

Lactulose should be stored at room temperature, below 25 °C, in its original container. Keep it away from moisture and direct sunlight. Ensure the container is tightly closed to maintain product stability and prevent contamination.

Lactulose is taken orally, usually as a liquid solution. It can be measured with a calibrated dosing device and mixed with water or another beverage if desired. The exact administration instructions, including timing and any dietary considerations, are provided by the prescriber.

Serious risks include severe dehydration, electrolyte disturbances such as low sodium or potassium, and allergic reactions that may present as rash, swelling or breathing difficulty. Patients experiencing these symptoms should seek medical attention promptly.

Lactulose is contraindicated in patients with known hypersensitivity to the product. Caution is advised for individuals with intestinal obstruction, severe renal impairment, or those at high risk for electrolyte imbalance. The prescriber should evaluate each patient’s medical history before initiating therapy.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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