Kristalose Powder for Oral Solution

1 What is Kristalose Powder for Oral Solution?

Brand: Kristalose Powder for Oral Solution

Generic: Lactulose

Kristalose Powder for Oral SolutionĀ is a drug used in the relief of chronic or long term constipation. This drug is available as a powder for oral solution.


You should read the product information leaflet before using this medication. If you have any questions, ask your doctor or pharmacist.

This medication should be taken by mouth as instructed by your doctor. Dissolve the powder in the package with 4 ounces or half a glass of water. Your dosage is based on your medical condition and the way you will respond to treatment. Take this drug regularly to experience the most benefits. You should also take this drug at the same time each day.

If you miss a dose, use it as soon as you remember. Continue to use it as prescribed by your doctor or as stated on the package label.


Kristalose may interact with medications such as antacids containing aluminum and/or magnesium, other laxatives.

Side Effects:

There are no side effects known aside from a possible allergic reaction in people who have previous or unknown hypersensitivity to the drug.

Watch out for signs of allergic reactions such as:

  • Rash
  • Itching
  • Swelling


Before taking this medication, tell your doctor or pharmacist if you have the following:

  • Allergy to lactulose
  • A low galactosediet or a diet that includes few or no milk products
  • Certain other bowel problem (bowel obstruction)
  • Diabetes
  • Pregnancy or lactation

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