Drug & supplement interaction

Bistort + Nelarabine

Nelarabine brand name: Atriance.

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

We found no known interaction between Bistort and Nelarabine 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

Bistort and Nelarabine

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 Nelarabine and Bistort 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 Bistort at all — not against Nelarabine, 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.

Bistort safety at a glance

Bistort overall Use caution Limited human safety data; its high tannin content can irritate the stomach with heavy or long-term use.
Pregnancy Avoid Not enough safety information, so it is best avoided during pregnancy.
Breastfeeding Avoid Safety while breastfeeding is unknown, so avoid use.

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

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

What Nelarabine’s Own FDA Label Lists

This is not an interaction — none of it involves Bistort. These are the most notable effects listed in the ADVERSE REACTIONS section of Nelarabine’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. 10 of them are worth acting on rather than waiting out — marked below.

  • Muscle weakness Worth acting on mentioned in 5.8% of FDA reports for Nelarabine
  • Low magnesium Worth acting on
  • Severe muscle breakdown Worth acting on
  • Memory problems Worth acting on
  • Dehydration Worth acting on
  • Unsteadiness Worth acting on
  • Low blood sugar Worth acting on
  • Low potassium Worth acting on
  • Yellowing of the skin or eyes Worth acting on
  • High blood sugar Worth acting on

Showing the 10 most notable of 51 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 Nelarabine. Read the label on DailyMed › Where a percentage is shown, it is the share of 956 voluntary FDA FAERS reports for Nelarabine that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Bistort’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Bistort side to compare — that is a limit of the record, not a statement that Bistort has no side effects.

Everything else you take

See Every Supplement That Interacts With Nelarabine

This page covers Bistort only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Nelarabine page lists 130 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: 1,4-butanediol (major), Beer (major), Gamma-hydroxybutyrate (ghb) (major), Kava (major) and L-tryptophan (major).

By severity: 6 major · 118 moderate · 6 minor.

From our pharmacist’s overview on the Nelarabine page

“Nelarabine (Atriance) is chemotherapy for a rare T-cell leukemia and lymphoma, and its most feared side effect is damage to the nervous system, from heavy drowsiness up to seizures. Most of the 130 supplement and herbal ingredients on this list press on exactly that weak point.”

Reviewed by 2 · Jul 18, 2026

Open the Nelarabine interaction page

One more smart check

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

We hold 8 real supplement products containing Bistort, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Bistort. Even though Bistort itself has no known interaction with Nelarabine, 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 Bistort and Nelarabine 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 Bistort
Steady interest

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

29 days ago today
Medication Nelarabine
Steady interest

#2,087 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. Bistort is not yet covered by that licensed database, so its write-up cites publicly available medical sources directly (see the references below).
  • Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every Bistort reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Bistort and Nelarabine records this page draws on were last updated June 20, 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 Bistort

What is Bistort?

  • Diarrhea
  • Mouth and throat irritation
  • Minor wounds and skin issues
  • Digestive upset
  • Sore throat and cough

Bistort is a traditional herb whose root is rich in tannins and has long been used for diarrhea, sore throat, and minor wounds. Modern human studies are very limited, so its true effectiveness and long-term safety are not well established. If you want to try it, talk with your pharmacist or doctor first, and avoid it during pregnancy and breastfeeding.

Bistorta officinalis · Polygonaceae · Rhizome (root), and sometimes the leaves · Dried root, tea (decoction), tincture, mouth rinse or gargle, powder

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

Bistort: dosing

There is no well-established, standardized dose for bistort. Because human studies are limited, experts cannot recommend a specific safe and effective amount.If you choose to use a bistort product, follow the directions on the label and do not exceed them. They can help you decide whether it is appropriate for you.

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

Read the full Bistort monograph & all interactions
Medication

About Nelarabine Injection

What Is Nelarabine Injection Used For?

Brand name: Atriance

Nelarabine injection (brand name Arranon) is used to treat two aggressive blood cancers: T-cell acute lymphoblastic leukemia (T-ALL) and T-cell lymphoblastic lymphoma (T-LBL). It is approved for adult and pediatric patients age 1 year and older whose disease has not responded to — or has come back after — at least two prior chemotherapy regimens.

Nelarabine injection may also be given in combination with multi-agent chemotherapy as part of treatment for newly diagnosed T-ALL and T-LBL in certain settings, as studied in clinical trials.

Most-Reported Side Effects for Nelarabine

From FAERS, the FDA’s public side-effect reporting system (956 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Febrile neutropenia 75 reports
Neuropathy peripheral 60 reports
Neurotoxicity 60 reports
Sepsis 56 reports
Muscular weakness 55 reports
See full Nelarabine Injection drug information
Keep checking

Other Drugs & Bistort

Browse every other medication we’ve checked against Bistort — 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 Bistort 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 Bistort list.

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

Bistort References

The 1 sources that drive our Bistort monograph — publicly available pages from reputable medical and government organizations. Every link was verified to work before publishing. Bistort is not covered by the licensed Natural Medicines interaction database, so its page cites these public sources directly.

  1. Herbs at a Glance — NIH NCCIH Source

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 Bistort and Nelarabine Together: Common Questions

Is it safe to take Bistort with Nelarabine?
We do not list a known interaction between Bistort and Nelarabine. 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 Nelarabine interact with any supplements?
Yes. Nelarabine has documented interactions with 130 supplements in our database — Bistort is not one of them. The Nelarabine 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

Bistort monograph Uses, safety profile, and every drug interaction in one place Nelarabine Injection drug information The full plain-English guide to this medication Nelarabine supplement interactions Every supplement checked against Nelarabine, 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 1 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Nelarabine and Bistort?

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.