Drug & supplement interaction

Koch's Glycoside + Quizartinib

Quizartinib brand name: Vanflyta.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Sep 27, 2026
The bottom line No known interaction

We found no known interaction between Koch's Glycoside and Quizartinib 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

Koch's Glycoside and Quizartinib

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 Quizartinib and Koch's Glycoside 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 Koch's Glycoside at all — not against Quizartinib, 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.

Koch's Glycoside safety at a glance

Koch's Glycoside overall Not established There is no reliable safety information for any product called Koch's Glycoside.
Pregnancy Avoid With no safety data available, avoid use during pregnancy.
Breastfeeding Avoid With no safety data available, avoid use while breastfeeding.

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

Still wondering about combining Quizartinib and Koch's Glycoside? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
Everything else you take

See Every Supplement That Interacts With Quizartinib

This page covers Koch's Glycoside only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Quizartinib page lists 146 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), American Hellebore (major), Arsenic (major), Cesium (major) and Ephedra (major).

By severity: 8 major · 98 moderate · 40 minor.

From our pharmacist’s overview on the Quizartinib page

“Quizartinib (Vanflyta) treats a form of acute myeloid leukemia and already carries a known risk of disturbing the heart's rhythm, so the supplements on this page deserve genuine caution, starting with the eight rated major. Most of the 146 ingredients on file, 121 of them, can shift quizartinib's blood level through the CYP3A4 enzyme t…”

Reviewed by 2 · Jul 18, 2026

Open the Quizartinib interaction page

How much people look this up

Where Koch's Glycoside and Quizartinib 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 Koch's Glycoside
Steady interest

#1,154 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Quizartinib
Steady interest

#1,582 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. Koch's Glycoside 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 Koch's Glycoside reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 27, 2026. The Koch's Glycoside and Quizartinib records this page draws on were last updated July 3, 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 Koch's Glycoside

What is Koch's Glycoside?

"Koch's Glycoside" is not a recognized dietary supplement, herb, or established medical compound, and there is no reliable information available about its source, safety, or effects. The name may be a confusion with discredited historical "cancer cures" (such as William F. Koch's controversial "glyoxylide") rather than a true plant glycoside. Because nothing trustworthy is known about it, we cannot recommend using it, and you should speak with a pharmacist or doctor before trying any product sold under this name.

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

Koch's Glycoside: dosing

There is no established or safe dose for Koch's Glycoside. No standardized preparation exists, and no health authority provides dosing guidance for it.We cannot recommend any amount. If you are considering a product sold under this name, bring the actual label and ingredient list to a pharmacist or doctor so they can help you understand what you would actually be taking.

From our Koch's Glycoside monograph — the full record covers uses, side effects and every documented interaction.

Read the full Koch's Glycoside monograph & all interactions
Medication

About Quizartinib

Most-Reported Side Effects for Quizartinib

From FAERS, the FDA’s public side-effect reporting system (555 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Nausea 38 reports
Platelet count decreased 38 reports
Fever 36 reports
Infection 32 reports
Febrile neutropenia 31 reports
Keep checking

Other Drugs & Koch's Glycoside

Browse every other medication we’ve checked against Koch's Glycoside — 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 Koch's Glycoside 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 Koch's Glycoside list.

See the full Koch's Glycoside interactions page
See every supplement checked against Quizartinib, ranked by severity
Evidence & sources

Koch's Glycoside References

The 4 sources that drive our Koch's Glycoside monograph — publicly available pages from reputable medical and government organizations. Every link was verified to work before publishing. Koch's Glycoside is not covered by the licensed Natural Medicines interaction database, so its page cites these public sources directly.

  1. Dietary Supplements: What You Need to Know — NIH Office of Dietary Supplements Source
  2. Using Dietary Supplements Wisely — NIH NCCIH Source
  3. Herbal Supplements — MedlinePlus Source
  4. Health Fraud Scams — U.S. Food and Drug Administration (FDA) 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 Koch's Glycoside and Quizartinib Together: Common Questions

Is it safe to take Koch's Glycoside with Quizartinib?
We do not list a known interaction between Koch's Glycoside and Quizartinib. 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 Quizartinib interact with any supplements?
Yes. Quizartinib has documented interactions with 146 supplements in our database — Koch's Glycoside is not one of them. The Quizartinib 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

Koch's Glycoside monograph Uses, safety profile, and every drug interaction in one place Quizartinib supplement interactions Every supplement checked against Quizartinib, 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 4 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Quizartinib and Koch's Glycoside?

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.