Drug & supplement interaction

Premorse + Mephenytoin

Mephenytoin brand name: Mesantoin.

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 Premorse and Mephenytoin 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

Premorse and Mephenytoin

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 Mephenytoin and Premorse 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 Premorse at all — not against Mephenytoin, 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.

Premorse safety at a glance

Premorse overall Not established There is very little reliable human safety data for this herb.
Pregnancy Avoid Safety is not established, so avoid use during pregnancy.
Breastfeeding Avoid Safety is not established, so avoid use while breastfeeding.

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

Still wondering about combining Mephenytoin and Premorse? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
Everything else you take

See Every Supplement That Interacts With Mephenytoin

This page covers Premorse only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Mephenytoin page lists 215 supplements it has a documented interaction with, worst first, each one explained.

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

By severity: 9 major · 178 moderate · 28 minor.

From our pharmacist’s overview on the Mephenytoin page

“Anyone taking mephenytoin (Mesantoin) for seizures should read this page with genuine care rather than as background noise. The biggest cluster of interactions piles sedation on top of a drug that already slows the nervous system, and alcohol, whether beer or wine, sits at the serious end of that group.”

Reviewed by 2 · Jul 18, 2026

Open the Mephenytoin interaction page

How much people look this up

Where Premorse and Mephenytoin 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 Premorse
Steady interest

#1,160 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Mephenytoin
Top half

#1,315 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. Premorse 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 Premorse reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Premorse and Mephenytoin 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 Premorse

What is Premorse?

Premorse
  • Coughs and respiratory complaints
  • Common cold and sore throat
  • Skin conditions
  • Digestive upset
  • Mild calming aid

Premorse (devil's-bit scabious) is a traditional European herb used for coughs, colds, and skin problems, but there is very little modern scientific research to confirm it works or is safe. Because evidence is so limited, it is best to talk with a pharmacist or doctor before using it, and to avoid it during pregnancy and breastfeeding.

Succisa pratensis · Caprifoliaceae · Roots, leaves, and flowering tops · Tea, tincture, dried herb, topical preparations

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

Premorse: dosing

There is no established or standardized dose for Premorse. Because it has not been studied in proper clinical trials, no reliable safe and effective amount has been determined.If you choose to use a commercial product, follow the directions on the label and do not take more than recommended. It is a good idea to review the product with a pharmacist first, since strength and quality can vary a lot between brands. When trying any new herb, starting low and watching for any reaction is a sensible approach.

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

Read the full Premorse monograph & all interactions
Keep checking

Other Drugs & Premorse

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

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

Premorse References

The 3 sources that drive our Premorse monograph — publicly available pages from reputable medical and government organizations. Every link was verified to work before publishing. Premorse 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
  2. Herbal Supplements — MedlinePlus Source
  3. Using Dietary Supplements Wisely — 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 Premorse and Mephenytoin Together: Common Questions

Is it safe to take Premorse with Mephenytoin?
We do not list a known interaction between Premorse and Mephenytoin. 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 Mephenytoin interact with any supplements?
Yes. Mephenytoin has documented interactions with 215 supplements in our database — Premorse is not one of them. The Mephenytoin 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

Premorse monograph Uses, safety profile, and every drug interaction in one place Mephenytoin supplement interactions Every supplement checked against Mephenytoin, 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 3 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Mephenytoin and Premorse?

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.