Drug & supplement interaction

Pedunculate Oak + Choline Bitartrate, Dexpanthenol

Choline Bitartrate, Dexpanthenol brand name: Ilopan-Choline.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Pedunculate Oak and Choline Bitartrate, Dexpanthenol 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

Pedunculate Oak and Choline Bitartrate, Dexpanthenol

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 Choline Bitartrate, Dexpanthenol and Pedunculate Oak 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 Pedunculate Oak at all — not against Choline Bitartrate, Dexpanthenol, 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.

Pedunculate Oak safety at a glance

Pedunculate Oak overall Use caution Generally used short-term for minor complaints, but the high tannin content can irritate the stomach and is not meant for long-term use.
Pregnancy Avoid There is not enough reliable safety information, so it is best avoided during pregnancy.
Breastfeeding Avoid Safety while breastfeeding is unknown, so avoid use unless advised by your doctor.

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

Still wondering about combining Choline Bitartrate, Dexpanthenol and Pedunculate Oak? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
Everything else you take

See Every Supplement That Interacts With Choline Bitartrate, Dexpanthenol

This page covers Pedunculate Oak only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Choline Bitartrate, Dexpanthenol page lists 17 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Coffee Charcoal (moderate), European Mandrake (moderate), Glucomannan (moderate) and Guar Gum (moderate).

By severity: 1 major · 7 moderate · 9 minor.

From our pharmacist’s overview on the Choline Bitartrate, Dexpanthenol page

“The person taking Ilopan-Choline (choline bitartrate with dexpanthenol) to keep a sluggish gut moving is often the same person reaching for psyllium, glucomannan, or another fiber product for regularity, and that overlap is exactly where its 17 documented interactions live. Every one of them works the same way, by changing how much of…”

Reviewed by 2 · Jul 18, 2026

Open the Choline Bitartrate, Dexpanthenol interaction page

How much people look this up

Where Pedunculate Oak and Choline Bitartrate, Dexpanthenol 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 Pedunculate Oak
Steady interest

#1,368 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Choline Bitartrate, Dexpanthenol
Steady interest

#1,929 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 Pedunculate Oak reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Pedunculate Oak and Choline Bitartrate, Dexpanthenol 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 Pedunculate Oak

What is Pedunculate Oak?

  • Diarrhea
  • Sore throat and mouth inflammation
  • Skin irritation and minor wounds
  • Hemorrhoids
  • Excessive sweating

Pedunculate oak bark is a traditional astringent remedy used mainly for mild diarrhea, sore throat, and skin or anal irritation, thanks to its high tannin content. Evidence comes mostly from tradition and laboratory studies rather than strong human trials, so use it short-term and check with a pharmacist or doctor before trying it.

Quercus robur · Fagaceae · Bark, and sometimes the galls and acorns · Dried bark for tea or decoction, liquid extracts, and bark powder for compresses, baths, or gargles

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

Pedunculate Oak: dosing

There is no single standardized dose of pedunculate oak bark that applies to everyone, and amounts vary by product and how it is used (tea, gargle, wash, or bath).The best approach is to follow the directions on the product label and not exceed them. Traditional use generally limits internal use to a few days only.

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

Read the full Pedunculate Oak monograph & all interactions
Keep checking

Other Drugs & Pedunculate Oak

Browse every other medication we’ve checked against Pedunculate Oak — 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
No interaction 2,829 drugs checked — show the list
Evidence & sources

Pedunculate Oak References

The 1 references that drive our Pedunculate Oak 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. Weber RW. Allergen of the Month--English Oak. Ann Allergy Asthma Immunol. 2015 Nov;115(5):A13. 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 Pedunculate Oak and Choline Bitartrate, Dexpanthenol Together: Common Questions

Is it safe to take Pedunculate Oak with Choline Bitartrate, Dexpanthenol?
We do not list a known interaction between Pedunculate Oak and Choline Bitartrate, Dexpanthenol. 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.
Does Choline Bitartrate, Dexpanthenol interact with any supplements?
Yes. Choline Bitartrate, Dexpanthenol has documented interactions with 17 supplements in our database — Pedunculate Oak is not one of them. The Choline Bitartrate, Dexpanthenol interaction page linked on this page lists every one, ranked by severity.

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

Still Have a Question About Choline Bitartrate, Dexpanthenol and Pedunculate Oak?

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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.