Drug & supplement interaction

Quince + Dupilumab

Dupilumab brand name: Dupixent.

No Known Interaction
Medically reviewed by · Updated June 2026 · Pair last verified Sep 13, 2026
The bottom line No known interaction

We found no known interaction between Quince and Dupilumab in our sources. Absence of a documented interaction is not the same as proven safety, and does not guarantee one does not exist. Do not start, stop, or change a medication or supplement based on this page; confirm with your pharmacist or doctor first.

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Interaction report

Quince and Dupilumab

We checked these two against our interaction database. Here is what we found.

No Known Interaction Found

We did not find a documented interaction between Dupilumab and Quince in our sources. This does not guarantee that the combination is completely free of risk — there is often limited research on supplements and herbal products, especially around drug interactions.

Worth understanding: our licensed dataset holds no drug-interaction record for Quince at all — not against Dupilumab, and not against any other medication we track. This verdict therefore rests on the absence of any recorded data, not on research that looked at this combination and found nothing. We cannot rule an interaction out.

If you decide to take both, the practical routine is simple: add one new thing at a time and note the date you started it. If the combination is going to disagree with you, it usually shows in the first days to a couple of weeks — and a start date turns “I’ve been feeling off” into something a pharmacist can actually work with. Do not stop a prescribed medicine on your own.

Always talk with your pharmacist or doctor before making changes to your medications or supplements, particularly if you take several medications or have an ongoing health condition.

Quince safety at a glance

Quince overall Use caution Quince as a food is generally well tolerated, but concentrated supplements are not well studied.
Pregnancy Use caution Quince as food is likely fine, but concentrated extracts or seed products lack safety data, so use caution.
Breastfeeding Use caution There is not enough reliable information on quince supplements during breastfeeding, so caution is advised.

Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Dupilumab and Quince? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Dupilumab’s Own FDA Label Lists

This is not an interaction — none of it involves Quince. These are the most notable effects listed in the ADVERSE REACTIONS section of Dupilumab’s own FDA label, for the medication by itself. Knowing the drug’s own list makes it easier to work out the likely cause if something new turns up while you take both. 4 of them are worth acting on rather than waiting out — marked below.

  • Wheezing Worth acting on
  • Hives Worth acting on
  • A higher chance of infection Worth acting on
  • An allergic reaction Worth acting on
  • Eye irritation or redness
  • Dry eyes
  • Itching mentioned in 12.3% of FDA reports for Dupilumab
  • A stuffy or runny nose
  • Blurred vision
  • Sore throat

Showing the 10 most notable of 19 label-listed effects — ranked by how unusual each one is across medicines generally, with serious effects weighted up.

From the ADVERSE REACTIONS section of the FDA label for Dupilumab. Read the label on DailyMed › Where a percentage is shown, it is the share of 478,975 voluntary FDA FAERS reports for Dupilumab that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Quince’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Quince side to compare — that is a limit of the record, not a statement that Quince has no side effects.

Overlapping uses

What Dupilumab Is Prescribed For, and What Quince Has Been Studied For

These two come up together because they touch the same health topic — not because they do the same job. Dupilumab is a prescription medicine with approved uses on its FDA label. Quince is a supplement: what follows is what researchers have looked at it for, and how strong that evidence is.

Dupilumab is prescribed for: Dupixent (dupilumab) injection is approved for a wide range of inflammatory conditions driven by overactive immune signaling. It treats moderate-to-severe atopic dermatitis (eczema) in patients as young as 6 months old when topical prescription therapies haven't worked or aren't appropriate. It is also used as an add-on maintenance treatment for moderate-to-severe asthma (in patients 6 years and older with a certain immune profile or who depend on oral steroids), chronic rhinosinusitis with nasal polyps (in patients 12 and older), and COPD with an eosinophilic phenotype in adults. Additionally, Dupixent treats eosinophilic esophagitis (EoE, an inflammatory condition of the esophagus) in patients 1 year and older weighing at least 15 kg, prurigo nodularis (a skin condition with itchy nodules) in adults, chronic spontaneous urticaria (ongoing hives not caused by a known trigger) in patients 2 and older who still have symptoms on antihistamines, bullous pemphigoid (a blistering skin disease) in adults, and allergic fungal rhinosinusitis in patients 6 and older with a history of sinus surgery.

Read the rest of what Dupilumab is prescribed for

It is not used to relieve sudden asthma or COPD attacks, and it is not for other forms of urticaria.

Quince has been studied for:

  • Asthma studied, not established Quince has been studied for this. Natural Medicines rates the evidence: Insufficient Reliable Evidence To Rate Read what the research shows

    Quince for asthma

    Although there has been interest in using oral quince for asthma, there is insufficient reliable information about the clinical effects of quince for this purpose.

Effectiveness ratings and the research summaries above are the verbatim record from the Natural Medicines database, which grades evidence from “Effective” down to “Insufficient Reliable Evidence To Rate”. A rating below the top of that scale means researchers have looked at it — not that it works, and never that it can stand in for a prescribed medicine. Do not stop or replace Dupilumab on your own; if you are taking Quince for the same health topic, tell your prescriber, especially if the medicine is being adjusted to a target.

One more smart check

Taking Quince as Part of a Dietary Supplement Product? Check It for Interactions

We hold 25 real supplement products containing Quince, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Quince. Even though Quince itself has no known interaction with Dupilumab, another ingredient on your label might. Find your product and we’ll check every ingredient on its label:

How much people look this up

Where Quince and Dupilumab Sit Against Everything Else

Out of every supplement and medication people look up on HelloPharmacist, here is where these two land this week — and which way each has been moving.

Supplement Quince
Top half

#541 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Dupilumab
Steady interest

#1,639 of 2,830 medications looked up here in the last 7 days

29 days ago today

Position among everything looked up on this site, not a measure of how commonly either one is used or how important it is. A supplement can climb this list because of a news story. It counts every request to the page, automated ones included, and nothing here identifies anyone.

Where does our data come from?
  • Source: the Natural Medicines (TRC Healthcare) clinical database — the evidence-graded professional reference for herb & supplement interactions.
  • Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources.
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Quince and Dupilumab records this page draws on were last updated June 22, 2026.
  • What “no known interaction” means: no documented interaction in the sources above — not a guarantee of safety. Supplements are studied far less than prescription drugs, so we say exactly what the evidence supports, and nothing more.
Data structure & sourcing designed and verified by .
Supplement

About Quince

What is Quince?

  • Digestive upset and diarrhea
  • Acid reflux and heartburn
  • Sore throat and cough
  • Skin soothing and wound care
  • Nausea

Quince is a tart, apple-like fruit traditionally used for digestive complaints, reflux, and soothing the throat and skin. Early research is interesting but limited, so quince should not replace proven treatments. Enjoying cooked quince in food is generally fine, but talk to a pharmacist or doctor before using concentrated supplements.

Cydonia oblonga · Rosaceae · Fruit, seeds, and leaves · Fresh fruit, jam or jelly, syrup, tea, dried seeds, capsules, extracts

An interaction check asks whether these two react with each other — it does not ask whether Quince is a good idea for someone in your situation. Here is what our Quince record says about it on its own.

Quince: dosing

There is no standardized or proven dose for quince supplements. The right amount depends on the product, the part of the plant used, and how it is prepared, which varies a lot between brands.If you choose to use a quince product, follow the directions on the label and do not exceed the suggested amount. Avoid eating raw or crushed seeds.

From our Quince monograph — the full record covers uses, side effects and every documented interaction.

Read the full Quince monograph & all interactions
Medication

About Dupilumab Injection

What Is Dupilumab Injection Used For?

Brand name: Dupixent

Dupixent (dupilumab) injection is approved for a wide range of inflammatory conditions driven by overactive immune signaling. It treats moderate-to-severe atopic dermatitis (eczema) in patients as young as 6 months old when topical prescription therapies haven't worked or aren't appropriate. It is also used as an add-on maintenance treatment for moderate-to-severe asthma (in patients 6 years and older with a certain immune profile or who depend on oral steroids), chronic rhinosinusitis with nasal polyps (in patients 12 and older), and COPD with an eosinophilic phenotype in adults.

Additionally, Dupixent treats eosinophilic esophagitis (EoE, an inflammatory condition of the esophagus) in patients 1 year and older weighing at least 15 kg, prurigo nodularis (a skin condition with itchy nodules) in adults, chronic spontaneous urticaria (ongoing hives not caused by a known trigger) in patients 2 and older who still have symptoms on antihistamines, bullous pemphigoid (a blistering skin disease) in adults, and allergic fungal rhinosinusitis in patients 6 and older with a history of sinus surgery. It is not used to relieve sudden asthma or COPD attacks, and it is not for other forms of urticaria.

Most-Reported Side Effects for Dupilumab

From FAERS, the FDA’s public side-effect reporting system (478,975 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Pruritus 58,692 reports
Dermatitis atopic 45,026 reports
Rash 38,629 reports
Injection site pain 36,707 reports
Eczema 26,626 reports
See full Dupilumab Injection drug information
Keep checking

Other Drugs & Quince

Browse every other medication we’ve checked against Quince — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
0Moderate
0Minor
2,829No known interaction
2,829 No interaction
No interaction 2,829 drugs checked — show the list

We also checked Quince against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 2,829 medications checked with no known interaction — see the full Quince list.

See the full Quince interactions page
See every supplement checked against Dupilumab, ranked by severity
Sources

Sources & How We Checked

We checked Quince against Dupilumab in the Natural Medicines interaction database and found no documented interaction on file. The medication overview comes from MedlinePlus, and supplement label details from the NIH Dietary Supplement Label Database.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.

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

Keep exploring
Quince monograph › Uses, safety, and every drug interaction in one place Dupilumab supplement interactions › Every supplement checked against Dupilumab, ranked by severity Dupilumab Injection drug information › The full plain-English guide to this medication Supplement interaction checker › Check any supplement or product against your medications Browse medications A–Z › Every drug we've checked against herbs & supplements Ask a pharmacist › Free, personal answer from our licensed team
Pharmacist Counseling Corner

Taking Quince and Dupilumab Together: Common Questions

Is it safe to take Quince with Dupilumab?
We do not list a known interaction between Quince and Dupilumab. That does not guarantee the combination is risk-free, so confirm with your pharmacist or doctor — especially if you take other medications or have a health condition.
Are Quince and Dupilumab used for the same thing?
They overlap in purpose, which usually means the real question is whether you need both rather than whether they are safe together. This page lists the shared uses and how strong the evidence is for Quince in each. That is a conversation for your prescriber, especially if Dupilumab is being adjusted to a target.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Still Have a Question About Dupilumab and Quince?

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This information is for education only and is not a substitute for professional medical advice. Always check with your pharmacist or doctor before starting, stopping, or combining supplements and medications.