Limonene - Myfembree (Relugolix, Estradiol, Norethindrone Acetate) Interaction
Herbal: Limonene
Drug: Relugolix, Estradiol, Norethindrone Acetate
Brand names:
Myfembree

Medical Content Editor Dr. Brian Staiger, PharmD
Last updated
May 04, 2025
Interaction Details
Relugolix, Estradiol, Norethindrone Acetate is classified as belonging to the following category: Cytochrome P450 2C19 (Cyp2C19) Inducers
There's preliminary evidence that limonene might be a substrate for cytochrome P450 2C19 (CYP2C19). CYP2C19 inducers might decrease the effects of limonene. So far, this interaction has not been reported in humans. Inducers of CYP2C19 include carbamazepine (Tegretol), prednisone (Deltasone), and rifampin (Rifadin, Rimactane).
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
- Crowell PL. Prevention and therapy of cancer by dietary monoterpenes. J Nutr 1999;129:775S-778S.
- Miyazawa M, Shindo M, Shimada T. Metabolism of (+)- and (-)-limonenes to respective carveols and perillyl alcohols by CYP2C9 and CYP2C19 in human liver microsomes. Drug Metab Dispos 2002;30:602-7.
Limonene - More Interactions
Limonene interacts with 224 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.