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MiraLAX vs. Kristalose

Are MiraLAX and Kristalose the Same Thing?

MiraLAX (polyethylene glycol 3350) and Kristalose (lactulose) are laxatives indicated for the treatment of constipation.

A difference is Kristalose requires a prescription while MiraLAX is available over-the-counter and in generic form.

What Are Possible Side Effects of MiraLAX?

Common side effects of MiraLAX include:

Tell your doctor if you experience serious side effects of MiraLAX including severe or bloody diarrhea, bleeding from your rectum, blood in your stools, or severe and worsening stomach pain, cramping, or bloating.

What Are Possible Side Effects of Kristalose?

Common side effects of Kristalose include:

What is MiraLAX?

MiraLAX (polyethylene glycol 3350) is used as a laxative to treat occasional constipation or irregular bowel movements. MiraLAX is available over-the-counter and in generic form.

What is Kristalose?

Kristalose (lactulose) For Oral Solution is a synthetic disaccharide indicated for the treatment of constipation.

QUESTION

You are constipated if you don't have a bowel movement every day. See Answer

What Drugs Interact With MiraLAX?

Other drugs may interact with MiraLAX. Tell your doctor all prescription and over-the-counter medications and supplements you use.

What Drugs Interact With Kristalose?

Kristalose may interact with antacids. Tell your doctor all medications and supplements you use.

How Should MiraLAX Be Taken?

The usual dose of MiraLAX is 17 grams (about 1 heaping tablespoon) of powder per day (or as directed by physician) in 4 to 8 ounces of water.

How Should Kristalose Be Taken?

The usual adult dosage of Kristalose is 10 g to 20 g of lactulose daily. The dose of Kristalose may be increased to 40 g daily if necessary. Twenty-four to 48 hours may be required to produce a normal bowel movement.

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References

Cumberland Pharmaceuticals Inc. Kristalose Product Information.
http://www.kristalose.com/
Bayer. MiraLAX Product Information.
https://www.miralax.com/
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