Drug & supplement interaction

Schizonepeta + Factor 7a

Factor 7a brand name: NovoSeven RT.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Sep 13, 2026
The bottom line No known interaction

We found no known interaction between Schizonepeta and Factor 7a 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

Schizonepeta and Factor 7a

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 Factor 7a and Schizonepeta 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.

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.

Schizonepeta safety at a glance

Schizonepeta overall Use caution Generally used in small amounts in traditional formulas, but high-quality safety data in humans are limited.
Pregnancy Avoid Safety in pregnancy has not been established, so it is best avoided.
Breastfeeding Avoid There is not enough information to consider it safe while breastfeeding.

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

Still wondering about combining Factor 7a and Schizonepeta? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
Keep it in perspective

Schizonepeta Does Interact With Other Medications

Schizonepeta has 797 moderate known drug interactions in our database — Factor 7a isn’t one of them. If you take anything else, check it against the full list below.

Moderate 797 No known interaction 2,033 (incl. Factor 7a)
Taking anything else?

Check Another of Your Medications Against Schizonepeta

Covers the 2,830 medications we’ve checked against Schizonepeta. Pick one to open its full report.

What to actually watch for

What Schizonepeta Itself Has Been Linked To

This is not an interaction — nothing below involves Factor 7a. It is the side-effect record for Schizonepeta on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Schizonepeta, this list is the first place to look.

  • Hair loss Additional detail

    “There is currently a limited amount of information available about the adverse effects of schizonepeta. Orally, a specific combination product (Zemaphyte, Phytopharm Plc) containing schizonepeta and numerous other ingredients has been reported to cause nausea, vomiting, colic, dyspepsia, dizziness, headache, and hair loss.”

    Schizonepeta · Natural Medicines adverse-effect record, reported in alopecia.

    2 sources cited
    1. 12620. Fung D, Lau CB. Schizonepeta tenuifolia: chemistry, pharmacology, and clinical applications. J Clin Pharmacol 2002;42:30-6. PubMed
    2. 12626. Zhou S, Koh HL, Gao Y, et al. Herbal bioactivation: the good, the bad and the ugly. Life Sci 2004;74:935-68. PubMed
  • Stomach upset / Vomiting / Nausea Additional detail

    “Orally, a specific combination product (Zemaphyte, Phytopharm Plc) containing schizonepeta and numerous other ingredients has been reported to cause nausea, vomiting, colic, and dyspepsia. However, it is unclear if these effects are due to schizonepeta or the other ingredients.”

    Schizonepeta · Natural Medicines adverse-effect record, reported in dyspepsia.

  • Dizziness / Headache Additional detail

    “Orally, a specific combination product (Zemaphyte, Phytopharm Plc) containing schizonepeta and numerous other ingredients has been reported to cause dizziness and headache. However, it is unclear if these effects are due to schizonepeta or the other ingredients.”

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

Everything above comes from the Natural Medicines adverse-effect record for Schizonepeta — expand a row for the licensed statement it rests on. We haven’t matched Factor 7a 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 Factor 7a.

One more smart check

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

We hold 285 real supplement products containing Schizonepeta, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Schizonepeta. Even though Schizonepeta itself has no known interaction with Factor 7a, 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 Schizonepeta and Factor 7a 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 Schizonepeta
Top 25%

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

29 days ago today
Medication Factor 7a
Top 25%

#362 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 Schizonepeta reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Schizonepeta and Factor 7a 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 Schizonepeta

What is Schizonepeta?

  • Common cold and early-stage fever
  • Itchy skin rashes and hives
  • Sore throat
  • Headache
  • Measles and other skin eruptions (traditional use)

Schizonepeta is a mint-family herb long used in traditional Chinese medicine, usually as part of combination formulas for colds, fevers, and itchy skin conditions. Modern human evidence is very limited, so its benefits are not well proven. Talk to a pharmacist or doctor before using it, especially if you are pregnant, breastfeeding, or taking other medicines.

Schizonepeta tenuifolia · Lamiaceae · Dried aerial parts (stems and flower spikes); sometimes the essential oil · Dried herb for decoctions (tea), powders, capsules, and as part of traditional herbal formulas

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

Schizonepeta: dosing

There is no well-established standardized dose for Schizonepeta. In traditional Chinese medicine it is typically used as a dried herb in a decoction, often combined with other herbs, and amounts are tailored by a trained practitioner.For commercial supplements, follow the directions on the product label.

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

Read the full Schizonepeta monograph & all interactions
Keep checking

Other Drugs & Schizonepeta

Browse every other medication we’ve checked against Schizonepeta — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
797Moderate
0Minor
2,032No known interaction
797 Moderate 2,032 No interaction
Moderate

797 interactions

Showing 60 of 797 moderate interactions — see all 797 on the Schizonepeta page.

No interaction 2,032 drugs checked — show the list

We also checked Schizonepeta against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 2,032 medications checked with no known interaction — see the full Schizonepeta list.

See the full Schizonepeta interactions page
See every supplement checked against Factor 7a, ranked by severity
Evidence & sources

Schizonepeta References

The 4 references that drive our Schizonepeta 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. Fung D, Lau CB. Schizonepeta tenuifolia: chemistry, pharmacology, and clinical applications. J Clin Pharmacol 2002;42:30-6. PubMed
  2. Zhou S, Koh HL, Gao Y, et al. Herbal bioactivation: the good, the bad and the ugly. Life Sci 2004;74:935-68. PubMed
  3. Fung AY, Look PC, Chong LY, et al. A controlled trial of traditional Chinese herbal medicine in Chinese patients with recalcitrant atopic dermatitis. Int J Dermatol 1999;38:387-92 . PubMed
  4. Bao B, Geng T, Cao Y, et al. Effects of schizonepetin on activity of mRNA expression of cytochrome P450 enzymes in rats. Int J Mol Sci. 2012;13(12):17006-18.

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 Schizonepeta and Factor 7a Together: Common Questions

Is it safe to take Schizonepeta with Factor 7a?
We do not list a known interaction between Schizonepeta and Factor 7a. 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 Schizonepeta interact with any other medications?
Yes. Schizonepeta has 797 documented drug interactions in our database — Factor 7a is simply not one of them. If you take anything else, it is worth checking each one; they are all listed on this page.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Where next

Keep Exploring

Schizonepeta monograph Uses, safety profile, and every drug interaction in one place Factor 7a supplement interactions Every supplement checked against Factor 7a, 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 Factor 7a and Schizonepeta?

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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.