Our Health Library information does not replace the advice of a doctor. Please be advised that this information is made available to assist our patients to learn more about their health. Our providers may not see and/or treat all topics found herein.

Lactulose Powder For Oral Solution (LACTULOSE (LAXATIVE) - ORAL)

This medicine is used for the following purposes:

  • abnormal brain function
  • bowel movement
  • high ammonia levels

Brand Name(s): Kristalose

Generic Name: Lactulose

Instructions

Mix the powder with 120 mL (4 oz.) of water, and then drink it.

Drink the medicine immediately after mixing.

Take the medicine with 250 mL (1 cup) of water.

Keep this medicine at room temperature. Protect from moisture and high humidity.

Do not take this medicine with antacids.

Tell your doctor and pharmacist about all your medicines. Include prescription and over-the-counter medicines, vitamins, and herbal medicines.

Cautions

Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine.

Do not use the medication any more than instructed.

It is unknown if this medicine passes into breast milk. Ask your doctor before breastfeeding.

During pregnancy, this medicine should be used only when clearly needed. Talk to your doctor about the risks and benefits.

Do not start or stop any other medicines without first speaking to your doctor or pharmacist.

Do not share this medicine with anyone who has not been prescribed this medicine.

Side Effects

The following is a list of some common side effects from this medicine. Please speak with your doctor about what you should do if you experience these or other side effects.

  • diarrhea
  • nausea
  • stomach upset or abdominal pain

A few people may have an allergic reaction to this medicine. Symptoms can include difficulty breathing, skin rash, itching, swelling, or severe dizziness. If you notice any of these symptoms, seek medical help quickly.

Please speak with your doctor, nurse, or pharmacist if you have any questions about this medicine.