Drug & supplement interaction

Eucalyptus + Remimazolam Besylate

Remimazolam Besylate brand name: Byfavo.

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 Eucalyptus and Remimazolam Besylate 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

Eucalyptus and Remimazolam Besylate

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 Remimazolam Besylate and Eucalyptus 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.

Eucalyptus safety at a glance

Eucalyptus overall Use caution Generally safe in small amounts for inhalation or diluted topical use, but the undiluted oil can be poisonous if swallowed.
Pregnancy Likely Safe When used orally in amounts commonly found in foods. There is insufficient reliable information available about the safety of medicinal amounts of eucalyptus oi... Read the full pregnancy detail
Breastfeeding Likely Safe When used orally in amounts commonly found in foods. There is insufficient reliable information available about the safety of medicinal amounts of eucalyptus oi... Read the full breastfeeding detail

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center) — the full detail is in the Special populations card below. Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Remimazolam Besylate and Eucalyptus? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Remimazolam Besylate

Interactions in our licensed database are recorded against drug classes, not just single drug names. Remimazolam Besylate is filed under 2 classifications — benzodiazepines, cns depressants. Eucalyptus has documented interactions with 7 drug classes — the most serious being amphetamines (moderate), antidiabetes drugs (moderate) and cytochrome p450 1a2 (cyp1a2) substrates (moderate) — and none of Remimazolam Besylate’s classifications are among them.

Classification data comes from our licensed Natural Medicines dataset. A medication can belong to classes beyond those recorded there, so this describes how the check was run — it is not a safety guarantee.

Keep it in perspective

Eucalyptus Does Interact With Other Medications

Eucalyptus has 878 moderate known drug interactions in our database — Remimazolam Besylate isn’t one of them. If you take anything else, check it against the full list below.

Moderate 878 No known interaction 1,952 (incl. Remimazolam Besylate)
Taking anything else?

Check Another of Your Medications Against Eucalyptus

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

What to actually watch for

What Eucalyptus Itself Has Been Linked To

This is not an interaction — nothing below involves Remimazolam Besylate. It is the side-effect record for Eucalyptus on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Eucalyptus, this list is the first place to look. 3 entries are worth acting on rather than waiting out — marked below.

  • Muscle weakness / Unsteadiness Worth acting on Additional detail

    “Orally, diluted eucalyptus oil is generally well tolerated, but the undiluted oil can cause toxicity.

    Most Common Adverse Effects:

    Orally: Diarrhea, nausea, vomiting.

    Topically: Burning, itching, redness, stinging.

    Serious Adverse Effects (Rare):

    Orally: Signs of toxicity can occur with the undiluted oil at doses as low as 1 mL and include central nervous system depression, shallow respiration, rapid pulse, apnea, co…”

    Eucalyptus · Natural Medicines adverse-effect record, reported in depression.

  • Wheezing Worth acting on Additional detail

    “A case of IgE-mediated exacerbation of asthma and rhinitis symptoms has been reported in a patient who consumed eucalyptus. Similar worsening of symptoms occurred when the patient inhaled eucalyptus pollen.

    Occupational exposure to eucalyptus may cause allergic dermatitis.”

    Eucalyptus · Natural Medicines adverse-effect record, reported in asthma.

    2 sources cited
    1. 48957. Galdi, E., Perfetti, L., Calcagno, G., Marcotulli, M. C., and Moscato, G. Exacerbation of asthma related to Eucalyptus pollens and to herb infusion containing Eucalyptus. Monaldi Arch.Chest Dis. 2003;59(3):220-221.
    2. 98497. Paulsen E, Thormann H, Vestergaard L. Eucalyptus species as a cause of airborne allergic contact dermatitis. Contact Dermatitis. 2018;78(4):301-303.
  • Seizures Worth acting on Additional detail

    “Orally, eucalyptus oil can cause central nervous system depression, coma, and status epilepticus.

    Topically, orally, and by inhalation, eucalyptus oil has been associated with seizures. A systematic review describes the characteristics of 49 children and 61 adults with seizures associated with various routes of administration.”

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

    6 sources cited
    1. 12867. De Vincenzi M, Silano M, De Vincenzi A, et al. Constituents of aromatic plants: eucalyptol. Fitoterapia 2002;73:269-75. PubMed
    2. 48946. Tascini, C., Ferranti, S., Gemignani, G., Messina, F., and Menichetti, F. Clinical microbiological case: fever and headache in a heavy consumer of eucalyptus extract. Clin Microbiol.Infect. 2002;8(7):437, 445-437, 446. PubMed
    3. 48983. Spoerke, D. G., Vandenberg, S. A., Smolinske, S. C., Kulig, K., and Rumack, B. H. Eucalyptus oil: 14 cases of exposure. Vet Hum.Toxicol 1989;31(2):166-168.
    4. 107494. Panda PK, Sharawat IK, Panda P, Dawman L, Kasinathan A. Clinico-laboratory characteristics and outcome of patients with eucalyptus oil-induced/provoked seizures: A case series and systematic review of the published patients. Trop Doct 2021;51(4):518-522. PubMed
    5. 105028. Mathew T, John SK, Kamath V, et al. Essential oil related seizures (EORS): A multi-center prospective study on essential oils and seizures in adults. Epilepsy Res. 2021;173:106626. PubMed
    6. 107493. Dudipala SC, Mandapuram P, Ch LK. Eucalyptus Oil-Induced Seizures in Children: Case Reports and Review of the Literature. J Neurosci Rural Pract 2021;12(1):112-115. PubMed
  • A stuffy or runny nose Additional detail

    Recorded for Eucalyptus in the same Natural Medicines adverse-effect record shown under Wheezing above.

  • Sore throat / Fever Additional detail

    Recorded for Eucalyptus in the same Natural Medicines adverse-effect record shown under Seizures above.

  • A fast or pounding heartbeat / Drowsiness / Anxiety or restlessness Additional detail

    Recorded for Eucalyptus in the same Natural Medicines adverse-effect record shown under Muscle weakness / Unsteadiness above.

Showing the 10 most notable of 17 recorded effects — ranked by how unusual each one is across medicines generally, with serious effects weighted up.

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

Special populations

Eucalyptus in Pregnancy & Breastfeeding

Pregnancy And Lactation Likely Safe

When used orally in amounts commonly found in foods. There is insufficient reliable information available about the safety of medicinal amounts of eucalyptus oil; avoid using.

DISCLAIMER: This tool is intended for informational purposes only, and should not be interpreted as specific medical advice. Patients should consult with a qualified healthcare provider before making decisions about therapies and/or health conditions.© 2026 Therapeutic Research Center

Everything else you take

See Every Supplement That Interacts With Remimazolam Besylate

This page covers Eucalyptus only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Remimazolam Besylate page lists 82 supplements it has a documented interaction with, worst first, each one explained.

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

By severity: 7 major · 69 moderate · 6 minor.

Open the Remimazolam Besylate interaction page

One more smart check

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

We hold 216 real supplement products containing Eucalyptus, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Eucalyptus. Even though Eucalyptus itself has no known interaction with Remimazolam Besylate, 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 Eucalyptus and Remimazolam Besylate 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 Eucalyptus
Top 25%

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

29 days ago today
Medication Remimazolam Besylate
Steady interest

#1,595 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 Eucalyptus reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Eucalyptus and Remimazolam Besylate 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 Eucalyptus

What is Eucalyptus?

Eucalyptus
  • Cough and chest congestion
  • Colds and flu symptoms
  • Stuffy nose
  • Sore throat
  • Minor muscle and joint aches
  • Aromatherapy

Eucalyptus is best known for its strong-smelling oil used in vapor rubs, inhalants, and lozenges to ease coughs and congestion. It may provide mild, short-term relief of cold symptoms, but the oil is toxic if swallowed and must never be taken by mouth undiluted. Talk to a pharmacist or doctor before using it, especially in children, during pregnancy, or while breastfeeding.

Eucalyptus globulus · Myrtaceae · Leaves and essential oil · Essential oil, inhalants/vapor rubs, lozenges, tea, capsules, topical creams

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

Eucalyptus: dosing

There is no official standardized dose for eucalyptus. The right amount depends on the product and how it is used, such as a vapor rub, lozenge, inhalant, or tea.The safest approach is to follow the directions on the product label and not exceed them. Never swallow the concentrated essential oil, and always dilute it before putting it on the skin.

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

Read the full Eucalyptus monograph & all interactions
Medication

About Remimazolam Besylate

Most-Reported Side Effects for Remimazolam Besylate

From FAERS, the FDA’s public side-effect reporting system (106 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Anaphylactic shock 28 reports
Vascular access site occlusion 11 reports
Anaphylactic reaction 10 reports
Hypotension 9 reports
Blood pressure decreased 6 reports
Keep checking

Other Drugs & Eucalyptus

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

0Major
878Moderate
0Minor
1,951No known interaction
878 Moderate 1,951 No interaction
Moderate

878 interactions

Showing 60 of 878 moderate interactions — see all 878 on the Eucalyptus page.

No interaction 1,951 drugs checked — show the list

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

Showing the 60 most looked-up of 1,951 medications checked with no known interaction — see the full Eucalyptus list.

See the full Eucalyptus interactions page
See every supplement checked against Remimazolam Besylate, ranked by severity
Evidence & sources

Eucalyptus References

The 23 references that drive our Eucalyptus 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. Electronic Code of Federal Regulations. Title 21. Part 182 -- Substances Generally Recognized As Safe. Available at: https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?CFRPart=182
  2. Unger M, Frank A. Simultaneous determination of the inhibitory potency of herbal extracts on the activity of six major cytochrome P450 enzymes using liquid chromatography/mass spectrometry and automated online extraction. Rapid Commun Mass Spectrom 2004;1 PubMed
  3. De Vincenzi M, Silano M, De Vincenzi A, et al. Constituents of aromatic plants: eucalyptol. Fitoterapia 2002;73:269-75. PubMed
  4. Gray AM, Flatt PR. Antihyperglycemic actions of Eucalyptus globulus (Eucalyptus) are associated with pancreatic and extra-pancreatic effects in mice. J Nutr 1998;128:2319-23. PubMed
  5. Whitman BW, Ghazizadeh H. Eucalyptus oil: therapeutic and toxic aspects of pharmacology in humans and animals. J Paediatr Child Health 1994;30:190-1. PubMed
  6. Barker SC and Altman PM. An ex vivo, assessor blind, randomised, parallel group, comparative efficacy trial of the ovicidal activity of three pediculicides after a single application--melaleuca oil and lavender oil, eucalyptus oil and lemon tea tree oil,
  7. Vilaplana, J. and Romaguera, C. Allergic contact dermatitis due to eucalyptol in an anti-inflammatory cream. Contact Dermatitis 2000;43(2):118.
  8. Juergens, U. R. [Reducing the need for cortisone. Does eucalyptus oil work in asthma? (interview by Brigitte Moreano]. MMW.Fortschr Med 3-29-2001;143(13):14.
  9. Tascini, C., Ferranti, S., Gemignani, G., Messina, F., and Menichetti, F. Clinical microbiological case: fever and headache in a heavy consumer of eucalyptus extract. Clin Microbiol.Infect. 2002;8(7):437, 445-437, 446. PubMed
  10. Galdi, E., Perfetti, L., Calcagno, G., Marcotulli, M. C., and Moscato, G. Exacerbation of asthma related to Eucalyptus pollens and to herb infusion containing Eucalyptus. Monaldi Arch.Chest Dis. 2003;59(3):220-221.
  11. Spoerke, D. G., Vandenberg, S. A., Smolinske, S. C., Kulig, K., and Rumack, B. H. Eucalyptus oil: 14 cases of exposure. Vet Hum.Toxicol 1989;31(2):166-168.
  12. Jori, A., Bianchetti, A., Prestini, P. E., and Gerattini, S. Effect of eucalyptol (1,8-cineole) on the metabolism of other drugs in rats and in man. Eur.J Pharmacol 1970;9(3):362-366. PubMed
  13. Tibballs, J. Clinical effects and management of eucalyptus oil ingestion in infants and young children. Med J Aust 8-21-1995;163(4):177-180. PubMed
  14. Webb, N. J. and Pitt, W. R. Eucalyptus oil poisoning in childhood: 41 cases in south-east Queensland. J Paediatr.Child Health 1993;29(5):368-371. PubMed
  15. Gyldenløve M, Menné T, Thyssen JP. Eucalyptus contact allergy. Contact Dermatitis. 2014;71(5):303-304. PubMed

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 Eucalyptus and Remimazolam Besylate Together: Common Questions

Is it safe to take Eucalyptus with Remimazolam Besylate?
We do not list a known interaction between Eucalyptus and Remimazolam Besylate. 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.
How was the Eucalyptus and Remimazolam Besylate combination checked?
Interactions in our licensed database are recorded against drug classes. Remimazolam Besylate is filed under 2 classifications, and Eucalyptus has documented interactions with 7 drug classes — none of Remimazolam Besylate's classifications are among them. A medication can belong to classes beyond those recorded in our dataset, so this describes how the check was run rather than guaranteeing safety.
Does Eucalyptus interact with any other medications?
Yes. Eucalyptus has 878 documented drug interactions in our database — Remimazolam Besylate is simply not one of them. If you take anything else, it is worth checking each one; they are all listed on this page.
Does Remimazolam Besylate interact with any supplements?
Yes. Remimazolam Besylate has documented interactions with 82 supplements in our database — Eucalyptus is not one of them. The Remimazolam Besylate 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

Eucalyptus monograph Uses, safety profile, and every drug interaction in one place Remimazolam Besylate supplement interactions Every supplement checked against Remimazolam Besylate, 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 23 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

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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.