Delta-9-tetrahydrocannabinol (thc) - Mepivacaine Interaction
Herbal: Delta-9-tetrahydrocannabinol (thc)
Also Known As: BHO, Black Glass, Budder, Butane Hash Oil, Butane Honey Oil, Butter, Dabs, Delta-9 Tetrahydrocannabinol, Delta-9 THC, Delta-9-THC, Dronabinol, Honeycomb
Drug: Mepivacaine
Brand names:
Polocaine, Carbocaine, Polocaine MPF, Isocaine
Medical Content Editor Dr. Brian Staiger, PharmD
Last updated
May 25, 2025
Interaction Details
Mepivacaine is classified as belonging to the following category: Anesthesia
THC use might alter the safety and clinical effects of various forms of anesthesia.
Cannabis contains THC. A small clinical study shows that higher doses of propofol may be needed to achieve relaxation and loss of consciousness in chronic cannabis users compared with nonusers. Another small clinical study shows that use of cannabis within 72 hours prior to undergoing surgery requiring atropine anesthesia may increase the risk of sustained postoperative tachycardia. The exact mechanisms of these interactions are unclear. Obtain a patient's history of cannabis use preoperatively and advise patients to discontinue use for at least 2 weeks prior to undergoing surgery.
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
- Huson HB, Granados TM, Rasko Y. Surgical considerations of marijuana use in elective procedures. Heliyon. 2018;4(9):e00779.
- Goyal H, Awad HH, Ghali JK. Role of cannabis in cardiovascular disorders. J Thorac Dis. 2017;9(7):2079-2092.
Delta-9-tetrahydrocannabinol (thc) Overview
Delta-9-tetrahydrocannabinol (THC), also known as tetrahydrocannabinol, is a cannabinoid. It is one of the over 80 constituents, known as cannabinoids, that have been identified from Cannabis sativa. THC is the major psychoactive compound of cannabis and is most often associated with the plant's recreational use. THC is known to produce a range of effects on the body and mind, including relaxation, altered senses, and changes in mood and cognition. THC has also been used to treat pain and anxiety symptoms.
Delta-9-tetrahydrocannabinol (thc) - More Interactions
Delta-9-tetrahydrocannabinol (thc) interacts with 1070 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.
© 2021 Therapeutic Research Center, LLC
Drug descriptions are provided by MedlinePlus.
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Dr. Brian Staiger, PharmD
In addition to being a clinical pharmacist specializing in pharmacotherapy, Dr. Brian Staiger is a registered herbalist through the American Herbalist Guild. He has combined his passion for pharmacy practice with the study of medical ethnobotany to improve patient care. Feel free to reach out about any of your herbal or medication questions!
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