Drug & supplement interaction

Herb Paris + Bendamustine

Bendamustine brand names: Treanda, Belrapzo, Vivimusta.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Herb Paris and Bendamustine 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

Herb Paris and Bendamustine

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 Bendamustine and Herb Paris 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 Herb Paris at all — not against Bendamustine, 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.

Herb Paris safety at a glance

Herb Paris overall Avoid The raw plant is poisonous; only highly diluted homeopathic forms are considered low-risk, and even these lack proven benefit.
Pregnancy Unsafe When used orally. Read the full pregnancy detail
Breastfeeding Unsafe When used orally. 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 Bendamustine and Herb Paris? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Herb Paris Itself Has Been Linked To

This is not an interaction — nothing below involves Bendamustine. It is the side-effect record for Herb Paris on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Herb Paris, this list is the first place to look.

  • Diarrhea / Vomiting / Nausea Additional detail

    “Orally, Herb Paris can cause nausea, vomiting, diarrhea, headache, miosis, and respiratory paralysis (18).”

    Herb Paris · Natural Medicines adverse-effect record, reported in cluster headache.

    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, Herb Paris can cause nausea, vomiting, and diarrhea (18).”

    Herb Paris · 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.
  • Headache Additional detail

    “Orally, Herb Paris can cause headache (18).”

    Herb Paris · Natural Medicines adverse-effect record, reported in cluster headache.

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

Everything above comes from the Natural Medicines adverse-effect record for Herb Paris — expand a row for the licensed statement it rests on. We haven’t matched Bendamustine 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 Bendamustine.

Special populations

Herb Paris in Pregnancy & Breastfeeding

Pregnancy And Lactation Unsafe

When used orally.

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 Bendamustine

This page covers Herb Paris only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Bendamustine page lists 87 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Acerola (moderate), Adrafinil (moderate), African Wild Potato (moderate), Alpha-lipoic Acid (moderate) and Ashitaba (moderate).

By severity: 62 moderate · 25 minor.

From our pharmacist’s overview on the Bendamustine page

“Bendamustine (Treanda, Belrapzo, Vivimusta) is IV chemotherapy for chronic lymphocytic leukemia and certain lymphomas, and the liver clears it through an enzyme called CYP1A2. That enzyme is why nearly all 87 supplements on this page appear here, since about 80 of them can push CYP1A2 up or down, which could either raise side effects o…”

Reviewed by 2 · Jul 18, 2026

Open the Bendamustine interaction page

How much people look this up

Where Herb Paris and Bendamustine 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 Herb Paris
Steady interest

#1,398 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Bendamustine
Top 5%

#56 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 Herb Paris reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Herb Paris and Bendamustine 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 Herb Paris

What is Herb Paris?

  • Headache and migraine (traditional/homeopathic use)
  • Nerve pain and neuralgia
  • Eye complaints (folk use)
  • Cough and bronchitis (folk use)
  • Inflammation and swelling (traditional use)

Herb Paris (Paris quadrifolia) is a poisonous woodland plant that has been used historically in folk medicine and is sold mainly in highly diluted homeopathic forms. There is no reliable scientific evidence that it treats any health condition, and the raw plant is toxic, so it should not be self-prescribed. Talk to a pharmacist or doctor before using any product containing it.

Paris quadrifolia · Melanthiaceae · Whole herb, rhizome (root), berries, and leaves · Homeopathic preparations (pellets, dilutions); rarely as dried herb

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

Herb Paris: dosing

There is no established safe or effective dose of Herb Paris. The raw plant is toxic, so it should not be self-dosed at all. Homeopathic products come in standardized dilution labels (such as different "C" or "X" potencies), but these reflect homeopathic convention rather than proven dosing.If you choose to use a commercial product, follow the directions on the label exactly and do not exceed them.

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

Read the full Herb Paris monograph & all interactions
Medication

About Bendamustine Injection

What Is Bendamustine Injection Used For?

Brand names: Treanda, Belrapzo, Vivimusta

Bendamustine hydrochloride injection is used to treat adults with chronic lymphocytic leukemia (CLL). It is also used for adults with indolent B-cell non-Hodgkin lymphoma (NHL) — a slow-growing type of blood cancer — when the disease has continued to progress during or within six months of treatment with rituximab or a rituximab-containing regimen.

For CLL, how well bendamustine works compared to other first-line treatments (aside from chlorambucil) has not been fully established.

See full Bendamustine Injection drug information
Keep checking

Other Drugs & Herb Paris

Browse every other medication we’ve checked against Herb Paris — 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

Herb Paris References

The 1 references that drive our Herb Paris 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 Herb Paris and Bendamustine Together: Common Questions

Is it safe to take Herb Paris with Bendamustine?
We do not list a known interaction between Herb Paris and Bendamustine. 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 Bendamustine interact with any supplements?
Yes. Bendamustine has documented interactions with 87 supplements in our database — Herb Paris is not one of them. The Bendamustine 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 Bendamustine and Herb Paris?

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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.