• What is Lactulose?

    Lactulose treats constipation. In people who are chronically constipated, lactulose increases the number and frequency of bowel movements.
  • What is the most important information I should know about Lactulose?

    It may take 24 to 48 hours to produce a normal bowel movement. If unusual diarrhea occurs, contact your doctor.

    Because of its sugar content, this medication should be used with caution if you have diabetes.

  • Who should not take Lactulose?

    Lactulose contains galactose, a simple sugar. If you are on a low-galactose diet, do not take this medication.
  • What should I tell my doctor before I take the first dose of Lactulose?

    Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with this drug. Also, talk to your doctor about your complete medical history, especially if you have diabetes.
  • What is the usual dosage?

    The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.

    Adults: The usual dose is 1 to 2 tablespoonfuls (15 to 30 milliliters) daily. Your doctor may increase the dose to 60 milliliters a day, if necessary.

    Children: The doctor will adjust the dosage based on your child's age and condition.

  • How should I take Lactulose?

    Take this medication exactly as prescribed. If you find the taste of lactulose unpleasant, it can be mixed with water, fruit juice, or milk.
  • What should I avoid while taking Lactulose?

    Avoid excessive dehydration while using lactulose, since this may lead to electrolyte imbalances. Alert your doctor if you have excessive vomiting or diarrhea.
  • What are possible food and drug interactions associated with Lactulose?

    If lactulose is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining lactulose with non-absorbable antacids.
  • What are the possible side effects of Lactulose?

    Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.

    Side effects may include: abdominal cramps, diarrhea

  • Can I receive Lactulose if I am pregnant or breastfeeding?

    The effects of lactulose during pregnancy have not been adequately studied. If you are pregnant or plan to become pregnant, inform your doctor immediately. Lactulose may appear in breast milk and could affect a nursing infant. If this medication is essential to your health, your doctor may advise you to stop breastfeeding until your treatment is finished.
  • What should I do if I miss a dose of Lactulose?

    Take the forgotten dose as soon as you remember; do not take a double dose.
  • How should I store Lactulose?

    Store at room temperature. Avoid excessive heat or direct light. The liquid may darken in color, which is normal. Do not freeze.