Pomegranate - Zyloprim (Allopurinol) Interaction
Herbal: Pomegranate
Also Known As: Punica granatum, Anardana, Dadim, Dadima, Delima, Extrait de Feuille de Grenade, Extrait de Grenade, Extrait de Polyphénol de Grenade, Feuille de Grenade, Fleur de Grenade, Fruit du Grenadier, Fruit of the Dead, Gangsalan, Granaatappel, Granad, Granada, Granado
Drug: Allopurinol
Brand names:
Zyloprim, Caplenal, Cosuric, Rimapurinol, Zyloric

Medical Content Editor Dr. Brian Staiger, PharmD
Last updated
May 25, 2025
Interaction Details
There were no interactions found between Allopurinol and Pomegranate. This does not mean the potential for an interaction does not exist, however. There is often a lack of studies and data surrounding traditional medicine, especially concerning drug interactions, so it is important to always consult your provider before making any changes to your medication regimen.
Pharmacist Analysis
Pomegranate (and pomegranate extract) has several potential drug interactions that should be taken into consideration.
Primarily, pomegranate can affect drugs metabolized by CYP2C9, CYP2D6, and CYP3A4 enzymes. This accounts for a very large proportion of the drug interactions associated with pomegranate.
Pomegranate also may have mild antihypertensive effects, potentially increasing the risk of adverse effects and hypotension when used with other drugs that lower blood pressure.
Although there is no interaction noted between pomegranate and the drug in question, as always, it is recommended to speak with your doctor before adding on any new medications or supplements so you can be appropraitely monitored.
- Dr. Brian Staiger, PharmDPomegranate Overview

Allopurinol Overview
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Allopurinol is used to treat gout (a type of arthritis in which uric acid, a naturally occurring substance in the body, builds up in the joints and causes sudden attacks of redness, swelling, pain, and heat in one or more joints). Allopurinol is also used to treat high levels of uric acid that builds up in the blood as tumors break down in people with certain types of cancer who are being treated with chemotherapy medications. It is also used to treat kidney stones that have come back in people who have high levels of uric acid in their urine. Allopurinol is in a class of medications called xanthine oxidase inhibitors. It works by reducing the production of uric acid in the body. High levels of uric acid may cause gout attacks or kidney stones. Allopurinol is used to prevent gout attacks, not to treat them once they occur.
Pomegranate - More Interactions
Pomegranate interacts with 898 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.