Xanthan Gum - Zejula (Niraparib Tosylate) Interaction
Herbal: Xanthan Gum
Also Known As: Bacterial Polysaccharide, Corn Sugar Gum, Goma Xantana, Gomme de Sucre de Maïs, Gomme de Xanthane, Gomme Xanthane, Polysaccharide Bactérien, Polysaccharide de Type Xanthane, Polysaccharide Xanthane, Xanthan
Drug: Niraparib Tosylate
Brand names:
Zejula

Medical Content Editor Dr. Brian Staiger, PharmD
Last updated
May 04, 2025
Interaction Details
Niraparib Tosylate is classified as belonging to the following category: Oral Drugs
Theoretically, xanthan gum can alter the absorption of oral drugs due to its fiber qualities. Xanthan gum slows gastric emptying and has been used to control the release of drugs in tablet formulations. To avoid any alterations in drug absorption, xanthan gum should be taken 30-60 minutes after oral medications.
Interaction Rating
Likelihood of Occurrence
PossibleInteraction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists
References
- Osilesi O, Trout DL, Glover EE, et al. Use of xanthan gum in dietary management of diabetes mellitus. Am J Clin Nutr 1985;42: 597-603.
- Beneke CE, Viljoen AM, Hamman JH. Polymeric plant-derived excipients in drug delivery. Molecules. 2009;14(7):2602-20.
Xanthan Gum Overview

Niraparib Tosylate Overview
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Niraparib is used to help maintain the response of certain types of ovarian (female reproductive organs where eggs are formed), fallopian tube (tube that transports eggs released by the ovaries to the uterus), and peritoneal (layer of tissue that lines the stomach) cancer in people who have completely responded or partially responded to other chemotherapy medication(s). It is also used to treat certain types of ovarian, fallopian tube, or peritoneal cancer when the cancer has gotten worse after 3 or more chemotherapy treatments. Niraparib is in a class of medications called poly (ADP-ribose) polymerase (PARP) inhibitors. It works by killing cancer cells.
Xanthan Gum - More Interactions
Xanthan Gum interacts with 1987 drugs
Interaction Rating Key
These severity listings are for informational use only. Never start, stop or otherwise change your therapy before speaking with your provider.
Major | The combined use of these agents is strongly discouraged as serious side effects or other negative outcomes could occur. |
Moderate | Use cautiously under the care of a healthcare professional or avoid this combination. A significant interaction or negative outcome could occur. |
Minor | Be aware that there is a chance of an interaction. Watch for warning signs of a potential interaction. |
Unknown | No interactions have been reported or no interaction data is currently available. |
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Parts of this content are provided by the Therapeutic Research Center, LLC.
DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.
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Drug descriptions are provided by MedlinePlus.