Drug & supplement interaction

Lemon Balm + Butalbital, Phenobarbital, Secobarbital

Butalbital, Phenobarbital, Secobarbital brand name: Tribarb.

Moderate Interaction
Medically reviewed by · Updated October 2026
The bottom line Moderate

Lemon Balm has a moderate interaction with Butalbital, Phenobarbital, Secobarbital. Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.

Read the full interaction report
SeverityModerate
LikelihoodPossible
EvidenceB
What do Severity, Likelihood & Evidence mean?
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Interaction report

Lemon Balm and Butalbital, Phenobarbital, Secobarbital

Here is the interaction we found between these two, with the evidence behind it.

Moderate

CNS DEPRESSANTS

Why this applies to Butalbital, Phenobarbital, Secobarbital

Butalbital, Phenobarbital, Secobarbital falls under CNS DEPRESSANTS — the group Lemon Balm interacts with.

Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.
Lemon balm seems to have CNS depressant activity in animals and in humans.
Severity Moderate Likelihood Possible Evidence B

Interaction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists.

Dr. Brian Staiger, PharmD, BCPS
Dr. Brian Staiger explains PharmD, Clinical Pharmacist

Here's the gist for these barbiturates (butalbital, phenobarbital, and secobarbital). They already work by calming down your central nervous system, which is exactly how they ease headaches, control seizures, or help with sleep. Lemon balm appears to gently nudge in that same direction, so taking the two together could pile the effects on top of each other.

In real-world terms, that might mean feeling extra drowsy, foggy, dizzy, or slowed down, which matters a lot if you're driving or already taking the higher-dose forms. To be fair, this is mostly theoretical and based on smaller studies, so it may not be dramatic. Still, since barbiturates are potent and dose-sensitive, please check with your pharmacist or doctor before pairing them with lemon balm.

Contact Dr. Brian directly if you have additional questions on this interaction
References
  1. Kennedy DO, Scholey AB, Tildesley NT, et al. Modulation of mood and cognitive performance following acute administration of Melissa officinalis (lemon balm). Pharmacol Biochem Behav 2002;72:953-64. PubMed
  2. Soulimani R, Fleurentin J, Mortier F, et al. Neurotropic action of the hydroalcoholic extract of Melissa officinalis in the mouse. Planta Med. 1991 Apr;57:105-9.

What These Ratings Mean

Every interaction above is graded three ways — here’s the key to each label.

Severity how clinically significant the interaction is
Major

Clinically significant. Avoid the combination, or use only under close professional supervision.

Moderate

Usually worth avoiding or managing — may need monitoring, a dose change, or timing apart.

Minor

Generally not serious. Be aware of it and mention it to your pharmacist.

Likelihood how strong the evidence is that the interaction actually happens in people
  • LikelyWell-controlled human studies have demonstrated the likely existence of this interaction.
  • ProbableInteraction has not been documented in well-controlled studies, however, the interaction has been demonstrated in some small human studies or in controlled animal studies in conjunction with multiple case reports.
  • PossibleInteraction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists.
  • UnlikelyInteraction has been demonstrated in animal or in lab research but has been shown not to occur in humans.
Evidence the quality of the studies behind the rating (graded A–D)
  • AHigh-quality meta-analysis (quantitative systematic review).
  • BCase-control study.
  • CConsensus.
  • DAnecdotal evidence.

These ratings are for information only. Never start, stop, or otherwise change your therapy before speaking with your provider.

Keep it in perspective

Lemon Balm Also Interacts With Other Medications

Lemon Balm has 263 moderate known drug interactions in our database — the Butalbital, Phenobarbital, Secobarbital one above is one of them. If you take anything else, check it against the full list below.

Moderate 263 No known interaction 2,567 (incl. Butalbital, Phenobarbital, Secobarbital)
Taking anything else?

Check Another of Your Medications Against Lemon Balm

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

From our Q&A

Questions About Lemon Balm or Butalbital, Phenobarbital, Secobarbital

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Lemon Balm or Butalbital, Phenobarbital, Secobarbital, not necessarily both, but if one is close to what you were about to ask it will usually go further than a database entry can:

Not quite your question? Ask our pharmacists directly — it is free, there is no account required, and answers usually come back within 24 hours.

Everything else you take

See Every Supplement That Interacts With Butalbital, Phenobarbital, Secobarbital

This page covers Lemon Balm only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Butalbital, Phenobarbital, Secobarbital page lists 151 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: 8 major · 124 moderate · 19 minor.

From our pharmacist’s overview on the Butalbital, Phenobarbital, Secobarbital page

“Barbiturates leave little margin for error, and the butalbital, phenobarbital, and secobarbital combination sold as Tribarb is no exception, so its 151 supplement and herbal interactions deserve genuine care. Seventy-eight of those ingredients deepen the drug's sedation, which at the worst end means dangerously slowed breathing.”

Reviewed by 2 · Jul 18, 2026

Open the Butalbital, Phenobarbital, Secobarbital interaction page

One more smart check

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

We hold 2,076 real supplement products containing Lemon Balm, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Lemon Balm. Your product may carry other ingredients that interact with Butalbital, Phenobarbital, Secobarbital too, on top of Lemon Balm — and those would not show on this page. Find your product and we’ll check every ingredient on its label:

How much people look this up

Where Lemon Balm and Butalbital, Phenobarbital, Secobarbital 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 Lemon Balm
Top 10%

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

29 days ago today
Medication Butalbital, Phenobarbital, Secobarbital
Top 5%

#76 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.

Supplement

About Lemon Balm

What is Lemon Balm?

Lemon Balm
  • Anxiety and stress
  • Sleep problems
  • Digestive upset
  • Cold sores
  • Restlessness or nervousness

Lemon balm is a gentle, lemon-scented mint-family herb traditionally used to ease stress, support sleep, and calm digestion, and topically for cold sores. Early studies are promising but generally small, so the evidence is limited. It is usually well tolerated for most adults, but pregnant or breastfeeding people should check with a doctor or pharmacist first.

Read the full Lemon Balm monograph & all interactions
Keep checking

Other Drugs & Lemon Balm

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

0Major
263Moderate
0Minor
2,566No known interaction
263 Moderate 2,566 No interaction
Moderate

263 interactions

Showing 60 of 263 moderate interactions — see all 263 on the Lemon Balm page.

No interaction 2,566 drugs checked — show the list

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

Showing the 60 most looked-up of 2,566 medications checked with no known interaction — see the full Lemon Balm list.

See the full Lemon Balm interactions page
See every supplement checked against Butalbital, Phenobarbital, Secobarbital, ranked by severity
Sources

Sources & How We Checked

Interaction details are evidence-graded and sourced from the Natural Medicines database. The medication overview comes from MedlinePlus.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.

Parts of this content are provided by the Therapeutic Research Center, LLC.

DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.

© 2021 Therapeutic Research Center, LLC

Keep exploring
Lemon Balm monograph › Uses, safety, and every drug interaction in one place Butalbital, Phenobarbital, Secobarbital supplement interactions › Every supplement checked against Butalbital, Phenobarbital, Secobarbital, 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 Ask a pharmacist › Free, personal answer from our licensed team
Pharmacist Counseling Corner

Taking Lemon Balm and Butalbital, Phenobarbital, Secobarbital Together: Common Questions

Can you take Lemon Balm with Butalbital, Phenobarbital, Secobarbital?
There is a moderate interaction, so it may be acceptable with monitoring or timing changes — but check with your pharmacist first. Read the full details on this page and confirm with your pharmacist before combining them.
How serious is the Lemon Balm and Butalbital, Phenobarbital, Secobarbital interaction?
We rate it Moderate. This combination may require monitoring, a dose adjustment, or separating the times you take each one. Consult your pharmacist before using them together.

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

Still Have a Question About Butalbital, Phenobarbital, Secobarbital and Lemon Balm?

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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.