Product image of Lactulose Generis (Lactulose) supplied by GNH India

Lactulose Generis

Active Ingredient:
Lactulose
Origin:
EU

Lactulose Generis (Lactulose)

Lactulose, the active ingredient in Lactulose Generis, is an osmotic laxative presented as an oral dosage form for oral use. It treats constipation and hepatic encephalopathy in adult patients. It works by drawing water into the colon, softening stool and reducing ammonia absorption, making it useful in liver disease management.

GNH India supplies Lactulose Generis as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. The company adheres to EU quality standards and provides regulatory documentation for export, ensuring reliable sourcing for healthcare providers.

Manufacturer / TM Owner

Generis Farmacêutica, S.A.

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Indications & Clinical Uses

Lactulose is an osmotic laxative that acts on bowel motility and ammonia metabolism.

  • Constipation: relieves infrequent bowel movements and hard stools by increasing colonic water content.
  • Hepatic encephalopathy: lowers blood ammonia levels, improving mental status in patients with liver dysfunction.
  • Pediatric constipation: provides gentle laxation for children with functional constipation.

How It Works

  • Lactulose is a synthetic disaccharide that reaches the colon unchanged, where bacterial enzymes hydrolyze it to short‑chain fatty acids such as lactic and acetic acid. The resulting acidification lowers colonic pH and creates an osmotic gradient that retains water in the lumen, softening stool and promoting peristalsis. The acidic environment also converts ammonia to ammonium, reducing its absorption into the bloodstream.

Side Effects

Lactulose may cause a range of gastrointestinal and systemic reactions, most of which are mild and transient.

Common Side Effects

  • Abdominal bloating
  • Flatulence
  • Diarrhea
  • Nausea

Serious or Rare Side Effects

  • Severe electrolyte imbalance
  • Dehydration
  • Allergic reaction (rash, itching, swelling)

Precautions & Warnings

When prescribing lactulose, clinicians should consider several safety aspects to minimize risk.

  • Renal function assessment: evaluate kidney status before initiating therapy.
  • Electrolyte monitoring: check serum electrolytes periodically, especially in long‑term use.
  • Diabetes caution: monitor blood glucose as lactulose may affect carbohydrate balance.
  • Intestinal obstruction avoidance: do not use in patients with known bowel blockage.
  • Hepatic impairment adjustment: use lowest effective dose in severe liver disease.
  • Store at ambient temperature: keep in the original container, protect from moisture and heat.

Avoid Interactions

Lactulose can interact with other medicines, altering its efficacy or increasing adverse effects.

Major Interactions (Avoid)

  • Antacids containing magnesium: may increase osmotic load and worsen diarrhea.
  • Loop diuretics: combined use can heighten risk of electrolyte disturbances.

Moderate Interactions (Monitor Closely)

  • Antibiotics that alter gut flora (e.g., rifaximin): may reduce lactulose fermentation and effectiveness.
  • Probiotics: concurrent use may modify colonic bacterial activity, affecting drug action.
  • Oral rehydration solutions: monitor fluid and electrolyte balance when used together.

Frequently Asked Questions

Lactulose Generis is used to relieve constipation and to treat hepatic encephalopathy, a condition caused by elevated ammonia levels in patients with liver disease. It helps soften stools and reduces ammonia absorption, improving bowel function and mental status.

Lactulose reaches the colon unchanged, where intestinal bacteria break it down into short‑chain fatty acids. This acidifies the colon, creates an osmotic gradient that draws water into the lumen, softens stool, and converts ammonia to ammonium, limiting its absorption.

The dose of Lactulose Generis is individualized by the prescribing healthcare professional based on the patient’s condition, severity, age, and response to therapy. No fixed regimen is provided here; the prescriber sets the appropriate amount.

Safety data for lactulose in pregnancy and lactation are limited. It should only be used if the potential benefit justifies any possible risk to the fetus or infant, and the decision must be made by a qualified prescriber.

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

Lactulose is an osmotic laxative that works by increasing colonic water content, whereas stimulant laxatives act on intestinal nerves to provoke motility. Osmotic agents like lactulose are generally gentler and also lower ammonia levels, making them preferred for patients with liver disease.

Lactulose Generis should be stored at ambient temperature, below 25 °C, in its original packaging. Keep the container tightly closed, protect it from moisture and direct sunlight, and ensure it is out of reach of children.

Lactulose Generis is taken orally, usually as a liquid solution. It is swallowed directly or mixed with a small amount of water or juice, according to the prescriber’s instructions. The exact volume and frequency depend on the individual treatment plan.

Serious risks include severe electrolyte imbalance, dehydration, and allergic reactions such as rash, itching or swelling. Patients should be monitored for signs of these conditions, especially during prolonged therapy or high doses.

Lactulose Generis should be avoided in patients with known intestinal obstruction, severe renal impairment without medical supervision, or a history of hypersensitivity to lactulose. It is also contraindicated in individuals where an osmotic laxative is medically inappropriate.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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