Drug & supplement interaction

Quillaia + Budesonide

Budesonide brand names: Entocort EC, Pulmicort, Uceris, Tarpeyo, Eohilia.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Sep 20, 2026
The bottom line No known interaction

We found no known interaction between Quillaia and Budesonide 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

Quillaia and Budesonide

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 Budesonide and Quillaia 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.

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.

Quillaia safety at a glance

Quillaia overall Use caution Generally recognized as safe in the small amounts used in foods, but larger or concentrated doses may be harmful.
Pregnancy Possibly Unsafe When used in medicinal amounts; avoid using. Read the full pregnancy detail
Breastfeeding Possibly Unsafe When used in medicinal amounts; avoid using. Read the full breastfeeding detail

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center) — the full detail is in the Special populations card below. Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Budesonide and Quillaia? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Budesonide

Interactions in our licensed database are recorded against drug classes, not just single drug names. Budesonide is filed under 4 classifications — including corticosteroids, cytochrome p450 3a4 (cyp3a4) substrates, oral drugs. Quillaia has documented interactions with 1 drug class — the most serious being immunosuppressants (moderate) — and none of Budesonide’s classifications are among them.

Classification data comes from our licensed Natural Medicines dataset. A medication can belong to classes beyond those recorded there, so this describes how the check was run — it is not a safety guarantee.

Keep it in perspective

Quillaia Does Interact With Other Medications

Quillaia has 121 moderate known drug interactions in our database — Budesonide isn’t one of them. If you take anything else, check it against the full list below.

Moderate 121 No known interaction 2,709 (incl. Budesonide)
Taking anything else?

Check Another of Your Medications Against Quillaia

Covers the 2,830 medications we’ve checked against Quillaia. Pick one to open its full report.

What to actually watch for

What Quillaia Itself Has Been Linked To

This is not an interaction — nothing below involves Budesonide. It is the side-effect record for Quillaia on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Quillaia, this list is the first place to look. 2 entries are worth acting on rather than waiting out — marked below.

  • Seizures Worth acting on Additional detail

    “Orally, quillaia seems to be well tolerated when consumed in foods; however, it is associated with significant adverse effects at higher doses due to its oxalate and tannin content. A thorough evaluation of safety outcomes has not been conducted.

    Serious Adverse Effects (Rare):

    Orally: Coma, convulsions, diarrhea, gastrointestinal tract mucosal damage, hemolysis, and kidney failure.”

    Quillaia · Natural Medicines adverse-effect record, reported in diarrhea.

  • Kidney problems Worth acting on Additional detail

    “Orally, quillaia combines with calcium to form crystals of calcium oxalate which can precipitate in the renal tubules and cause acute kidney failure (12).”

    Quillaia · Natural Medicines adverse-effect record, reported in kidney failure.

    1 source cited
    1. 12. McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
  • Stomach upset / Stomach pain Additional detail

    “Orally, large amounts of quillaia are associated with diarrhea, stomach pain, and other gastrointestinal disturbances. Quillaia powder can be caustic to esophageal and gastrointestinal mucosae (12).”

    Quillaia · Natural Medicines adverse-effect record, reported in diarrhea.

    1 source cited
    1. 12. McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
  • Diarrhea Additional detail

    Recorded for Quillaia in the same Natural Medicines adverse-effect record shown under Seizures above.

Everything above comes from the Natural Medicines adverse-effect record for Quillaia — expand a row for the licensed statement it rests on. We haven’t matched Budesonide to its FDA label in our system yet, so we can’t compare its own side-effect list here — the leaflet that comes with your prescription is the authoritative list for Budesonide.

Special populations

Quillaia in Pregnancy & Breastfeeding

Pregnancy And Lactation Possibly Unsafe

When used in medicinal amounts; avoid using.

DISCLAIMER: This tool is intended for informational purposes only, and should not be interpreted as specific medical advice. Patients should consult with a qualified healthcare provider before making decisions about therapies and/or health conditions.© 2026 Therapeutic Research Center

Overlapping uses

What Budesonide Is Prescribed For, and What Quillaia Has Been Studied For

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

Budesonide is prescribed for: Budesonide inhalation suspension is used as a maintenance (long-term control) treatment for asthma in children 12 months to 8 years old. It also works as a preventive (prophylactic) therapy to reduce the frequency of asthma symptoms. Important: This medication is not a rescue inhaler. It will not stop a sudden asthma attack.

Read the rest of what Budesonide is prescribed for

A separate fast-acting bronchodilator is needed for sudden symptoms.

Quillaia has been studied for:

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

    Quillaia for asthma

    Although there is interest in using oral quillaia for asthma, there is insufficient reliable information about the clinical effects of quillaia for this condition.

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 Budesonide on your own; if you are taking Quillaia for the same health topic, tell your prescriber, especially if the medicine is being adjusted to a target.

From our Q&A

Questions About Quillaia or Budesonide

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Quillaia or Budesonide, not necessarily both, but if one is close to what you were about to ask it will usually go further than a database entry can:

Not quite your question? Ask our pharmacists directly — it is free, there is no account required, and answers usually come back within 24 hours.

Everything else you take

See Every Supplement That Interacts With Budesonide

This page covers Quillaia only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Budesonide page lists 154 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Grapefruit (major), Lily-of-the-valley (major), St. John's Wort (major) and Acacia Rigidula (moderate).

By severity: 4 major · 110 moderate · 40 minor.

From our pharmacist’s overview on the Budesonide page

“Budesonide (Entocort EC, Pulmicort, Uceris) is a steroid designed to act locally in the gut or airways while the liver enzyme CYP3A4 clears most of what reaches the bloodstream. That design is exactly why this page warrants real care.”

Reviewed by 2 · Jul 18, 2026

Open the Budesonide interaction page

How much people look this up

Where Quillaia and Budesonide 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 Quillaia
Top half

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

29 days ago today
Medication Budesonide
Top 25%

#616 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. See every Quillaia reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Quillaia and Budesonide records this page draws on were last updated July 10, 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 Quillaia

What is Quillaia?

  • Cough and chest congestion
  • Foaming agent in beverages
  • Vaccine adjuvant (in pharmaceutical manufacturing)
  • Washing and cleansing (traditional soap)
  • Skin conditions

Quillaia (soap bark tree) is a plant whose bark contains foaming compounds called saponins, and it is widely used as an emulsifier in foods and drinks. As a supplement or herbal remedy its benefits are not well proven, and large amounts can be irritating or toxic, so it should be used cautiously and only as directed.

Quillaja saponaria · Quillajaceae · Inner bark · Liquid extract, powder, food and beverage additive, tinctures

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

Quillaia: dosing

There is no well-established standardized supplement dose for quillaia. The amounts used as a food and beverage additive are tightly limited by safety regulations.If you choose to use a quillaia product, follow the directions on the label and do not exceed the recommended amount.

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

Read the full Quillaia monograph & all interactions
Medication

About Budesonide

What Is Budesonide Used For?

Brand names: Entocort EC, Pulmicort, Uceris, Tarpeyo, Eohilia

Budesonide inhalation suspension is used as a maintenance (long-term control) treatment for asthma in children 12 months to 8 years old. It also works as a preventive (prophylactic) therapy to reduce the frequency of asthma symptoms.

Important: This medication is not a rescue inhaler. It will not stop a sudden asthma attack. A separate fast-acting bronchodilator is needed for sudden symptoms.

Most-Reported Side Effects for Budesonide

From FAERS, the FDA’s public side-effect reporting system (164,268 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Dyspnea 25,466 reports
Asthma 16,672 reports
Cough 11,686 reports
Fatigue 9,211 reports
Pneumonia 8,754 reports
See full Budesonide drug information
Keep checking

Other Drugs & Quillaia

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

0Major
121Moderate
0Minor
2,708No known interaction
121 Moderate 2,708 No interaction
Moderate

121 interactions

Showing 60 of 121 moderate interactions — see all 121 on the Quillaia page.

No interaction 2,708 drugs checked — show the list

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

Showing the 60 most looked-up of 2,708 medications checked with no known interaction — see the full Quillaia list.

See the full Quillaia interactions page
See every supplement checked against Budesonide, ranked by severity
Evidence & sources

Quillaia References

The 5 references that drive our Quillaia monograph and interaction data, from the evidence-graded Natural Medicines (TRC Healthcare) database. Citations with a link open the study on PubMed or the publisher’s site.

  1. The Review of Natural Products by Facts and Comparisons. St. Louis, MO: Wolters Kluwer Co., 1999.
  2. Leung AY, Foster S. Encyclopedia of Common Natural Ingredients Used in Food, Drugs and Cosmetics. 2nd ed. New York, NY: John Wiley & Sons, 1996.
  3. McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
  4. Wu JY, Gardner BH, Murphy CI, et al. Saponin adjuvant enhancement of antigen-specific immune responses to an experimental HIV-1 vaccine. J Immunol 1992;148:1519-25. DOI
  5. Fleck JD, Betti AH, da Silva FP, et al. Saponins from Quillaja saponaria and Quillaja brasiliensis: particular chemical characteristics and biological activities. Molecules 2019;24(1). pii: E171. PubMed

Medication overviews come from MedlinePlus (NIH); supplement label data from the NIH Dietary Supplement Label Database. Content is written and reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

Pharmacist Counseling Corner

Taking Quillaia and Budesonide Together: Common Questions

Is it safe to take Quillaia with Budesonide?
We do not list a known interaction between Quillaia and Budesonide. 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 Quillaia and Budesonide 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 Quillaia in each. That is a conversation for your prescriber, especially if Budesonide is being adjusted to a target.
How was the Quillaia and Budesonide combination checked?
Interactions in our licensed database are recorded against drug classes. Budesonide is filed under 4 classifications, and Quillaia has documented interactions with 1 drug class — none of Budesonide's classifications are among them. A medication can belong to classes beyond those recorded in our dataset, so this describes how the check was run rather than guaranteeing safety.
Does Quillaia interact with any other medications?
Yes. Quillaia has 121 documented drug interactions in our database — Budesonide is simply not one of them. If you take anything else, it is worth checking each one; they are all listed on this page.
Does Budesonide interact with any supplements?
Yes. Budesonide has documented interactions with 154 supplements in our database — Quillaia is not one of them. The Budesonide interaction page linked on this page lists every one, ranked by severity.

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

Where next

Keep Exploring

Quillaia monograph Uses, safety profile, and every drug interaction in one place Budesonide drug information The full plain-English guide to this medication Budesonide supplement interactions Every supplement checked against Budesonide, ranked by severity Supplement interaction checker Check any supplement or product against your medications Browse medications A–Z Every drug we’ve checked against herbs & supplements References The 5 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Budesonide and Quillaia?

Our pharmacists answer your medication & supplement questions — free.

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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.