Drug & supplement interaction

Marsh Marigold + Epoetin Beta

Epoetin Beta brand names: Recormon, Mircera.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Marsh Marigold and Epoetin Beta 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. Additionally, although there is no interaction, the two are separately associated with some of the same side effects, which would make a new symptom harder to attribute to one or the other.

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Interaction report

Marsh Marigold and Epoetin Beta

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 Epoetin Beta and Marsh Marigold 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 Marsh Marigold at all — not against Epoetin Beta, 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.

Marsh Marigold safety at a glance

Marsh Marigold overall Use caution The fresh plant is toxic and irritating; only well-prepared or homeopathic forms are used, and evidence is very limited.
Pregnancy Likely Unsafe When the fresh above ground parts are used orally or topically. There is insufficient reliable information available about the safety of the dried above ground... Read the full pregnancy detail
Breastfeeding Likely Unsafe When the fresh above ground parts are used orally or topically. There is insufficient reliable information available about the safety of the dried above ground... 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 Epoetin Beta and Marsh Marigold? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

No Interaction Found — But Data Suggests Marsh Marigold and Epoetin Beta May Share a Side Effect

This is not an interaction. Neither one changes how your body handles the other, and nothing here says they react together. What our sources do show is that each has separately been linked to the effects below — so taking both can make those effects more likely to turn up, and harder to pin on one or the other if they do.

  • Diarrhea Additional detail

    Marsh Marigold

    “Orally, ingestion of marsh marigold can cause severe irritation of the gastrointestinal tract with colic and diarrhea. Irritation of the urinary tract can also occur (18).

    Topically, skin contact with the fresh plant can cause blisters and burns that are difficult to heal (18).”

    Marsh Marigold · Natural Medicines adverse-effect record, reported in burns.

    1 source cited
    1. 18. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.

    “Orally, ingestion of marsh marigold can cause severe irritation of the gastrointestinal tract with colic and diarrhea. Irritation of the urinary tract can also occur (18).”

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

    1 source cited
    1. 18. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.

    Epoetin Beta

    Listed in the ADVERSE REACTIONS section of the FDA label for Epoetin Beta. Read the label on DailyMed ›

Effects for Epoetin Beta come from the ADVERSE REACTIONS section of its FDA label; effects for Marsh Marigold come from the Natural Medicines adverse-effect record, quoted above. Wording is matched across sources by our own clinical vocabulary, so treat this as a prompt to pay attention, not a diagnosis.

Special populations

Marsh Marigold in Pregnancy & Breastfeeding

Pregnancy And Lactation Likely Unsafe

When the fresh above ground parts are used orally or topically. There is insufficient reliable information available about the safety of the dried above ground parts during pregnancy and lactation.

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

Everything else you take

See Every Supplement That Interacts With Epoetin Beta

This page covers Marsh Marigold only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Epoetin Beta page lists 23 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Biofeedback (moderate), Coffee Charcoal (moderate), Dendrobium (moderate) and European Mandrake (moderate).

By severity: 1 major · 13 moderate · 9 minor.

From our pharmacist’s overview on the Epoetin Beta page

“Epoetin Beta (Recormon, Mircera) prompts the body to make more red blood cells, usually for anemia from kidney disease or chemotherapy, and its 23 supplement interactions warrant genuine care, starting with the single major one. Activated charcoal can cut exposure to many drugs regardless of how they are given, which could undercut a t…”

Reviewed by 2 · Jul 18, 2026

Open the Epoetin Beta interaction page

How much people look this up

Where Marsh Marigold and Epoetin Beta 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 Marsh Marigold
Steady interest

#1,295 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Epoetin Beta
Steady interest

#1,956 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 Marsh Marigold reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Marsh Marigold and Epoetin Beta 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 Marsh Marigold

What is Marsh Marigold?

  • Skin conditions and warts
  • Cough and bronchitis (folk use)
  • Painful or irregular menstruation (folk use)
  • Constipation (folk use)
  • Joint and rheumatic complaints (folk use)

Marsh Marigold is a wetland plant in the buttercup family that has been used in traditional and homeopathic medicine, but there is essentially no reliable human evidence that it works for any condition. The raw plant contains irritant compounds and is considered toxic when eaten fresh, so it is generally not recommended as a supplement.

Caltha palustris · Ranunculaceae · Flowers, leaves, and roots (mainly in folk medicine) · Tinctures, homeopathic preparations, dried herb; rarely used today

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

Marsh Marigold: dosing

There is no established or standardized dose for Marsh Marigold, and no recognized safe amount for everyday use. When in doubt, it is safest not to use this plant at all.

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

Read the full Marsh Marigold monograph & all interactions
Medication

About Methoxy Polyethylene Glycol-Epoetin Beta Injection

What Is Methoxy Polyethylene Glycol-Epoetin Beta Injection Used For?

Brand names: Recormon, Mircera

Mircera is used to treat anemia associated with chronic kidney disease (CKD) in adult patients, whether or not they are on dialysis. It is also approved for pediatric patients aged 3 months to 17 years who are on dialysis or not on dialysis, but only when they are converting from another ESA after their hemoglobin level has already been stabilized.

Mircera is not indicated for anemia caused by cancer chemotherapy, and it is not a substitute for red blood cell (RBC) transfusions when anemia needs to be corrected immediately. It has not been shown to improve symptoms, fatigue, or quality of life.

See full Methoxy Polyethylene Glycol-Epoetin Beta Injection drug information
Keep checking

Other Drugs & Marsh Marigold

Browse every other medication we’ve checked against Marsh Marigold — 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

Marsh Marigold References

The 1 references that drive our Marsh Marigold 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. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.

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 Marsh Marigold and Epoetin Beta Together: Common Questions

Is it safe to take Marsh Marigold with Epoetin Beta?
We do not list a known interaction between Marsh Marigold and Epoetin Beta. 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.
Do Marsh Marigold and Epoetin Beta have any of the same side effects?
Yes — our sources link each of them separately to one of the same effects. That is not an interaction: neither changes how your body handles the other. It does mean that if one of those effects turns up, it can be harder to tell which one is behind it. They are listed on this page with the source behind each.
Does Epoetin Beta interact with any supplements?
Yes. Epoetin Beta has documented interactions with 23 supplements in our database — Marsh Marigold is not one of them. The Epoetin Beta 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 Epoetin Beta and Marsh Marigold?

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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.