Duphalac
Generic name:lactulose [ LAK-too-lose ]
Brand names: Duphalac, Enulose, Generlac, Kristalose
Drug class:Laxatives
Medically reviewed by Drugs.com. Last updated on Mar 1, 2022.
The Duphalac brand name has been discontinued in the U.S. If generic versions of this product have been approved by the FDA, there may be generic equivalents available.
What is Duphalac (lactulose)?
Duphalac is a type of sugar. It is broken down in the large intestine into mild acids that draw water into the colon, which helps soften the stools.
Duphalac is used to treat chronic constipation.
Duphalac may also be used for other purposes not listed in this medication guide.
What is the most important information I should know about Duphalac (lactulose)?
You should not use this medication if you are on a special diet low in galactose (milk sugar).Before taking Duphalac, tell your doctor if you have diabetes or if you need to have any type of intestinal test using a scope (such as a colonoscopy).
It may take up to 48 hours before you have a bowel movement after taking this medicine.
Stop using Duphalac and call your doctor at once if you have severe or ongoing diarrhea.The liquid form of Duphalac may become slightly darker in color, but this is a harmless effect. However, do not use the medicine if it becomes very dark, or if it gets thicker or thinner in texture.
If you use Duphalac over a long period of time, your doctor may want you to have occasional blood tests. Do not miss any scheduled appointments.
What should I discuss with my healthcare provider before taking Duphalac (lactulose)?
You should not use this medication if you are on a special diet low in galactose (milk sugar).Before taking Duphalac, tell your doctor if you have:
diabetes; or
if you need to have any type of intestinal test using a scope (such as a colonoscopy).
If you have any of these conditions, you may need a dose adjustment or special tests to safely take Duphalac.
FDA pregnancy category B. This medication is not expected to be harmful to an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant during treatment. It is not known whether Duphalac passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.How should I take Duphalac (lactulose)?
Take this medication exactly as prescribed by your doctor. Do not take it in larger amounts or for longer than recommended. Follow the directions on your prescription label.
Measure liquid medicine with a special dose-measuring spoon or cup, not a regular table spoon. If you do not have a dose-measuring device, ask your pharmacist for one.
The liquid form of Duphalac may become slightly darker in color, but this is a harmless effect. However, do not use the medicine if it becomes very dark, or if it gets thicker or thinner in texture.
Duphalac (lactulose) powder should be mixed with at least 4 ounces of water
