Clove - Propranolol Hydrochloride Interaction
Herbal: Clove
Also Known As: Syzygium aromaticum, Bourgeon Floral de Clou de Girofle, Bouton Floral de Clou de Girofle, Caryophylli Flos, Caryophyllum, Clavo de Olor, Clous de Girolfe, Clove Flower, Clove Flowerbud, Clove Leaf, Clove Oil, Clove Stem, Cloves, Cloves Bud, Ding Xiang
Drug: Propranolol Hydrochloride
Brand names:
Hemangeol
Medical Content Editor Dr. Brian Staiger, PharmD
Last updated
May 25, 2025
Interaction Details
Propranolol Hydrochloride is classified as belonging to the following category: Cytochrome P450 2D6 (Cyp2D6) Substrates
Theoretically, concomitant use of clove may increase levels of drugs metabolized by CYP2D6.
In vitro research shows that eugenol, the principal constituent of clove, can inhibit CYP2D6 in a dose-dependent manner. This effect has not been reported in humans.
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
- Alharbi NFM, Ahad A, Bin Jardan YA, Al-Jenoobi FI. Effect of eugenol on cytochrome P450 1A2, 2C9, 2D6, and 3A4 activity in human liver microsomes. Saudi Pharm J 2024;32(7):102118.
Interaction Details
Propranolol Hydrochloride is classified as belonging to the following category: Cytochrome P450 1A2 (Cyp1A2) Substrates
Theoretically, concomitant use of clove may increase levels of drugs metabolized by CYP1A2.
In vitro research shows that eugenol, the principal constituent of clove, can inhibit CYP1A2 in a dose-dependent manner,. This effect has not been reported in humans.
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
- Alharbi NFM, Ahad A, Bin Jardan YA, Al-Jenoobi FI. Effect of eugenol on cytochrome P450 1A2, 2C9, 2D6, and 3A4 activity in human liver microsomes. Saudi Pharm J 2024;32(7):102118.
Clove Overview
Clove is a spice commonly used in cooking and has a warm, sweet, and slightly bitter flavor. It is the dried flower bud of the clove tree, which is native to Indonesia. Clove has been used in traditional Chinese and Ayurvedic medicine to treat respiratory and digestive conditions as well as an analgesic and antispasmodic. It is also very commonly utilized in topical preparations as an antimicrobial and an analgesic (especially for tooth-related pain).
Propranolol Hydrochloride Overview
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Propranolol oral solution is used to treat proliferating infantile hemangioma (benign [noncancerous] growths or tumors appearing on or under the skin shortly after birth) in infants 5 weeks to 5 months of age. Propranolol is in a class of medications called beta blockers. It works by narrowing the blood vessels already formed and by preventing new ones from growing.
Clove - More Interactions
Clove interacts with 951 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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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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