Xylitol Drug Interactions

There are no known drug interactions with xylitol at this time. Since high doses of the sugar substitute can cause diarrhea, it could potentially interfere with the absorption of some medications and reduce their effectiveness. Xylitol has not been studied in combination with many drugs, so drug interactions could exist that are currently unknown.

An Overview of Xylitol Drug interactions

Xylitol is not known to interact with any drugs. Excessive consumption could cause diarrhea, which might interfere with the absorption of some medications, thereby making them less effective. However, this is not usually an issue with normal use and can be avoided by starting with a low intake and gradually increasing the xylitol dosage.
 
Unlike sugar, xylitol does not have a dramatic effect on blood sugar or insulin and is, therefore, unlikely to interact significantly with diabetes medications. However, if you replace some of the sugar you eat with xylitol, you will likely need to lower your insulin dosage, since you are consuming less sugar.
 
However, just because there are currently no known drug interactions with xylitol, this does not mean that interactions are not possible. Xylitol has not been studied in combination with many drugs, and it is possible that there are drug interactions that are not currently known. If at any time you suspect you may be experiencing a drug interaction with xylitol, it is important to let your healthcare provider know. He or she can help you evaluate the potential problem.
 
Written by/reviewed by: Kristi Monson, PharmD; Arthur Schoenstadt, MD
Last reviewed by: Kristi Monson, PharmD;
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