Drug & supplement interaction

Columbine + Enfortumab Vedotin-Ejfv

Enfortumab Vedotin-Ejfv brand name: Padcev.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Columbine and Enfortumab Vedotin-Ejfv 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

Columbine and Enfortumab Vedotin-Ejfv

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 Enfortumab Vedotin-Ejfv and Columbine 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 Columbine at all — not against Enfortumab Vedotin-Ejfv, 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.

Columbine safety at a glance

Columbine overall Avoid Parts of the plant—especially seeds and roots—can be toxic, and safe use is not established.
Pregnancy Avoid Not enough safety data and potential toxicity make use during pregnancy unsafe.
Breastfeeding Avoid Safety has not been studied, so it is best avoided while breastfeeding.

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

Still wondering about combining Enfortumab Vedotin-Ejfv and Columbine? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
Everything else you take

See Every Supplement That Interacts With Enfortumab Vedotin-Ejfv

This page covers Columbine only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Enfortumab Vedotin-Ejfv page lists 121 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Grapefruit (major), St. John's Wort (major), Acacia Rigidula (moderate), Adrafinil (moderate) and African Wild Potato (moderate).

By severity: 2 major · 87 moderate · 32 minor.

From our pharmacist’s overview on the Enfortumab Vedotin-Ejfv page

“If you are getting Padcev (enfortumab vedotin) infusions for bladder cancer, treat this page as one worth genuine attention. The chemotherapy payload in Padcev is cleared by a liver enzyme called CYP3A4, and all 121 ingredients listed here act on that enzyme, either blocking it so the drug builds up or speeding it up so treatment weakens.”

Reviewed by 2 · Jul 18, 2026

Open the Enfortumab Vedotin-Ejfv interaction page

One more smart check

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

We hold 6 real supplement products containing Columbine, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Columbine. Even though Columbine itself has no known interaction with Enfortumab Vedotin-Ejfv, 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 Columbine and Enfortumab Vedotin-Ejfv 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 Columbine
Steady interest

#1,216 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Enfortumab Vedotin-Ejfv
Top 25%

#323 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. Columbine 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 Columbine reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Columbine and Enfortumab Vedotin-Ejfv records this page draws on were last updated June 22, 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 Columbine

What is Columbine?

  • Skin sores and rashes (traditional)
  • Sore throat and mouth irritation (traditional)
  • Minor wounds (traditional, topical)
  • General folk remedy

Columbine is a flowering plant once used in traditional folk medicine, but there is very little modern scientific evidence that it works for any health condition. It belongs to the buttercup family, which contains potentially toxic compounds, so it is not recommended as a supplement and the seeds and roots in particular can be poisonous. If you are considering any herbal product, talk with your pharmacist or doctor first.

Aquilegia vulgaris · Ranunculaceae · Flowers, leaves, and root (used historically) · Rarely used today; historically prepared as teas, poultices, or tinctures

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

Columbine: dosing

There is no established or recommended dose for columbine. It is not a standard supplement, and safe amounts have not been determined through scientific study.Because of its potential toxicity, we do not recommend taking columbine. If you come across a product that contains it, follow the product label only after checking with a pharmacist or doctor, and do not exceed any directions given.

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

Read the full Columbine monograph & all interactions
Medication

About Enfortumab vedotin-ejfv Injection

What Is Enfortumab vedotin-ejfv Injection Used For?

Brand name: Padcev

  • Enfortumab vedotin-ejfv injection is used to treat urothelial cancer (cancer of the lining of the bladder and other parts of the urinary tract) that has spread to nearby tissues or other parts of the body or cannot be removed by surgery, and has worsened after treatment with other chemotherapy medications or if these chemotherapy medications cannot be used for treatment. Enfortumab vedotin-ejfv injection is in a class of medications called monoclonal antibodies. It works by helping your immune system to slow or stop the growth of cancer cells.

See full Enfortumab vedotin-ejfv Injection drug information
Keep checking

Other Drugs & Columbine

Browse every other medication we’ve checked against Columbine — 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

Columbine References

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

  1. Poisonous Plants — MedlinePlus 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 Columbine and Enfortumab Vedotin-Ejfv Together: Common Questions

Is it safe to take Columbine with Enfortumab Vedotin-Ejfv?
We do not list a known interaction between Columbine and Enfortumab Vedotin-Ejfv. 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 Enfortumab Vedotin-Ejfv interact with any supplements?
Yes. Enfortumab Vedotin-Ejfv has documented interactions with 121 supplements in our database — Columbine is not one of them. The Enfortumab Vedotin-Ejfv 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 Enfortumab Vedotin-Ejfv and Columbine?

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.