Lactulose

Pronounced LAK-tyoo-lose

Brand names: Constulose, Enulose

Type: Osmotic laxative and ammonia reducer · All Digestive (GI) Medicines

What Lactulose is used for

  • Constipation
  • Reducing ammonia buildup in liver failure (hepatic encephalopathy)

◆ Kidney note

Salt and fluid balance are monitored when it is used in people who also have kidney problems.

Common side effects

  • Gas and bloating
  • Stomach cramps
  • Diarrhea
  • Nausea

Important cautions

  • In liver disease the amount is adjusted to produce soft stools — too much causes dehydration and salt problems, too little lets confusion return

How it comes

Liquid. This guide lists forms only — it never lists strengths or doses.

Please note: This page is a patient-education summary, not medical advice, and it deliberately contains no doses. Medicines affect everyone differently — always follow your own prescription and talk to your doctor or pharmacist before starting, stopping or changing any medicine.