Interactions on record — worth a quick check against your medications. Based on 1 of 2 ingredients. Check your meds →
Dietary supplement

Oregano Spirits Ingredients & Drug Interactions

by Herb Pharm

Oregano Spirits label
See full label image
Liquid Category: Botanical
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 16, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Oregano Spirits against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.

Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy

The interaction bottom line Most serious interaction: Moderate

Oregano Spirits is a dietary supplement by Herb Pharm with 2 active ingredients. Its ingredients are commonly taken for digestive upset, respiratory and cold symptoms, antimicrobial support.Based on those ingredients, 208 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Oregano Flowering Aerial Parts Extract. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Oregano Spirits by Herb Pharm

Ask about any prescription or over-the-counter medication and we check it for interactions with Oregano Spirits by Herb Pharm — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Oregano Spirits by Herb Pharm

Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.

From our pharmacy team — supplement deep dive

Generated from HelloPharmacist’s pharmacist-curated databases and editorial rules · Last generated Aug 27, 2026

What’s inside

Low disclosure
Ingredient Transparency · database check
Low

Most active ingredients don't disclose an individual amount — you can't tell how much of each you're getting.

Why this rating?
  • The label discloses an exact amount for 0 of its 2 active ingredients.
  • “Certified Organic Extract Blend” is a proprietary blend — the label gives one combined amount (615 mg) without saying how much of each component you get.

Oregano Spirits contains 2 active ingredients: an oregano extract and an oregano essential oil, both made from the flowering aerial parts (the stems, leaves, and flowers) of certified organic oregano plants. The liquid also contains cane alcohol and distilled water as inactive ingredients to keep everything in solution.

Does it work?

Not established
Evidence for Intended Use · database check
By FDA rules, dietary supplements can’t claim to treat, cure, or prevent disease — so labels speak in careful marketing language. We discern each product’s intended use from its name, label claims, and label statements, then grade the clinical evidence for that use. How these ratings are computed
Not established

The graded evidence we hold for these ingredients covers different conditions than the ones this product is marketed for, so there's no established rating for its stated use — see Oregano's own graded uses on its monograph.

Why this rating?
  • The label markets this product for: immune support and active responder.
  • We looked for evidence on: Upper respiratory tract infection (URTI), Bronchitis, Cough, Rhinosinusitis, Intestinal parasite infection, immune function — and 1 related terms.
  • The closest evidence on file: Oregano is rated "Insufficient Reliable Evidence To Rate" for Bronchitis (Natural Medicines).
  • Also on file: Oregano is rated "Insufficient Reliable Evidence To Rate" for Upper respiratory tract infection (URTI), Cough, Intestinal parasite infection, Rhinosinusitis.

The evidence we hold doesn't establish oregano's effectiveness for any of the conditions listed — acne, bronchitis, asthma, headache, or upper respiratory tract infections — because the research available is insufficient to rate it. That doesn't mean it doesn't work; it means the clinical trial data just isn't there yet to say one way or the other.

The evidence, ingredient by ingredient Oregano

How safe is it?

Well-documented data
Safety Information · database check
Well characterized

Adverse-effect, pregnancy, and general safety data are on file for most of these ingredients.

Why this rating?
  • We hold adverse-effect (side-effect) data for 1 of the 1 matched ingredient.
  • Pregnancy & breastfeeding safety ratings cover 1 of 1.
  • General safety write-ups exist for 1 of 1.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

Oregano is generally well tolerated when you use it in the amounts you'd find in food. At higher medicinal or supplement doses, safety data is limited.

The most common side effect is stomach upset. Rarely, people have had serious allergic reactions, including anaphylaxis, especially if they're sensitive to plants in the mint family (Lamiaceae).

Avoid this product during pregnancy in supplement or medicinal amounts — food-level oregano is likely fine. While breastfeeding, there isn't enough safety data on supplements to know whether it's safe, so stick to normal food amounts and talk with your pharmacist or doctor about whether supplemental use is right for you.

Side effects, ingredient by ingredient Oregano

Meds to double-check

Moderate interaction found
Known Interaction Concern · database check
Moderate identified

The most serious documented interaction for these ingredients is Moderate. Check your medications for a personalized result.

Why this rating?
  • 1 of the 1 matched ingredient can interact with medications — Oregano.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: anticoagulant / antiplatelet drugs; diabetes medications.
  • For scale: 208 individual medications appear in the full list. A big number alone doesn't make a product dangerous — what matters is whether YOUR medication is on it, so run yours through the interaction checker on this page.

Blood thinners and antiplatelet drugs (like warfarin, apixaban, aspirin, or clopidogrel) — oregano may increase bleeding risk. Diabetes medications — oregano may increase the risk of low blood sugar.

Check your full medication list with the search tool on this page or with your pharmacist before you start.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFormula with limited ingredient disclosure with no established evidence rating for its marketed use. Moderate medication interactions have been identified, and safety information is well characterized.

This product is for people interested in oregano's traditional uses who don't take blood thinners or diabetes medications. If you're on any prescription drugs — especially anticoagulants, antiplatelets, or diabetes meds — check with your doctor or pharmacist before starting.

Pregnant women should avoid medicinal amounts. It's generally well tolerated, but allergic reactions are possible in sensitive people.

Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI

Assessment coverage: 2 of 2 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Feb 22, 2024.

This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed

At a glance

General information

Key facts about Oregano Spirits, straight from the product label.

Brand Herb Pharm
Barcode (UPC) 090700003494
Net contents 4 Fluid Ounce(s); 120 mL
Market status On market
Date entered into DSLD Feb 22, 2024
DSLD ID 307656
Product type Botanical
Supplement form Liquid
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Adult (18 - 50 Years), Organic, Gluten Free
From the label
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.

Supplement Facts

The label details for Oregano Spirits by Herb Pharm, sourced from the NIH Dietary Supplement Label Database.

Supplement Facts

Daily Value (DV) Target Group(s):
Adults and children 4 or more years of age
Minimum serving Sizes:
0.7 mL
Maximum serving Sizes:
0.7 mL
Servings per container
168
UPC/BARCODE
090700003494
IngredientAmount% DV
Certified Organic Extract Blend615 mg--
Oregano Flowering Aerial Parts Extract0 NP--
Oregano Flowering Aerial Parts Essential Oil0 NP--

Other ingredients: Cane Alcohol, Water, Distilled

Tap any ingredient to jump to its full detail below.

Label statements
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
Suggested/Recommended/Usage/Directions

Suggested use Shake well before using Adults: Add 1 full squeeze of the dropper bulb to 4 oz. of water, 2 to 4 times per day. Best taken between meals.

Precautions

Caution: Seek expert medical advice before taking during pregnancy or nursing.

Do not take drops undiluted.

Keep out of the reach of children

Storage

Store away from heat & light

Formula

Origanum vulgare

Oregano Spirits liquid extract

Oregano Spirits is a blend of the plant extract and the essential oil of certified organically grown Origanum vulgare plants.

Formulation

Immune support Active responder

Gluten-free

Certified organic by Organic Certifiers

Seals/Symbols

USDA Organic

FDA Statement of Identity

Herbal Supplement

FDA Disclaimer Statement

This statement has not been evaluated by the FDA. This product is not intended to diagnose, treat, cure or prevent any disease.

Is this label outdated? Report a formula or label change and our pharmacy team will review it.

See for yourself

Oregano Spirits by Herb Pharm label

The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.

Oregano Spirits label

Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.

View the full label (PDF)
What’s inside

The Ingredients in Oregano Spirits by Herb Pharm

These are the 2 active ingredients this product is made of. Select any to open its full monograph.

Serving size0.7 mL Dosage formLiquid Servings per container168 Amounts shown are per serving.

Most supplement products combine several ingredients, and a medication can interact with the product through any one of them. Each ingredient below shows whether it has known drug interactions.

Certified Organic Extract Blend

615 mg per serving

Other (inactive) ingredients: Cane Alcohol, Water, Distilled. These complete the product’s ingredient list but are not active constituents.

Interaction report

Oregano Spirits by Herb Pharm Drug Interactions

Want to check YOUR meds against Oregano Spirits?

Ask about interactions with your drugs in plain English — “Can I take it with lisinopril?” — and we find you the answer in seconds, ingredient by ingredient.

 Go to the checker
208Drugs
208 Moderate

Ingredients driving the most interactions

Oregano Flowering Aerial Parts Extract 208

Individual Drug Interactions

The ingredients in Oregano Spirits interact with 208 drugs. Click any drug to see the details.

1 of the 2 ingredients in Oregano Spirits interact with drugs. Each result below shows which ingredient is responsible. Oregano Flowering Aerial Parts Extract

Each ingredient & the kinds of drugs it affects

For each ingredient in Oregano Spirits with known interactions, here are the types of medications it can affect. Open any type for the detail — or search your exact drug in the checker above.

Oregano Flowering Aerial Parts Extract2 drug types · 208 drugs

Anticoagulant/Antiplatelet Drugs

Theoretically, oregano might increase the risk of bleeding when taken with anticoagulant or antiplatelet drugs.
In vitro research shows that aristolochic acid isolated from oregano leaves has antithrombin activity. It has also been reported that oregano oil inhibits arachidonic acid-induced, and ADP-induced, platelet aggregation.

Likelihood Possible Evidence D
Antidiabetes Drugs

Theoretically, oregano might increase the risk for hypoglycemia when taken with antidiabetes drugs.
In vitro and animal research shows that oregano extracts might lower blood glucose levels.

Likelihood Possible Evidence D
Oregano Flowering Aerial Parts Extract full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Oregano Spirits, from the product label.

Herb Pharm

See all Herb Pharm products
Name
Herb Pharm
City
Williams
State
OR
ZipCode
97544
Phone Number
800-348-4372
Web Address
www.herb-pharm.com
Pharmacist Counseling Corner

Oregano Spirits by Herb Pharm: Common Questions

Does Oregano Spirits by Herb Pharm interact with any medications?
Yes. Based on its ingredients, Oregano Spirits has a known interaction with 208 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Oregano Spirits contains 2 active ingredients, and an interaction can come from any of them. We check every ingredient, combine the results into one list per medication, and show which ingredient and mechanism is responsible.
Where does this information come from?
The product label data comes from the NIH Dietary Supplement Label Database (DSLD); the interaction data is built on the Natural Medicines database and reviewed by HelloPharmacist pharmacists.
Can I take this while I'm pregnant?
No — the safety data advises against oregano supplements in medicinal amounts during pregnancy. Food amounts of oregano are likely fine, but if you're thinking about a supplement like this, talk with your doctor or pharmacist first.
What's the difference between the extract and the essential oil in here?
Both come from oregano's flowering parts, but they're processed differently. The extract and essential oil are concentrated forms — stronger than what you'd get sprinkling oregano on dinner. Both have the same documented interactions with blood thinners and diabetes drugs.
Is oregano safe for breastfeeding?
We don't have enough safety data on oregano supplements during breastfeeding. Stick to normal food amounts and talk with your pharmacist or doctor about whether supplemental use is okay for you.
Can it actually treat a respiratory infection or asthma?
The research on oregano for those conditions isn't established enough to rate it. There's traditional use, but we don't have solid clinical trial evidence yet.
What side effects should I watch for?
Most people tolerate it fine. Stomach upset is the most common effect. Rarely, allergic reactions happen — especially if you're sensitive to mint-family plants. If you have trouble breathing, swelling of the lips or tongue, or hives, stop and get medical help right away.
Does it work better as a liquid than a capsule?
We don't have comparative effectiveness data on oregano's form. Liquid absorption and effectiveness compared to capsules aren't established in the data we hold.

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

Not sure if Oregano Spirits is safe with your meds?

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Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.

Oregano Spirits label
Go deeper

The Full Monographs Behind Oregano Spirits’s Ingredients

Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.

Herb & supplement monograph

Oregano

Interacts with 208 drugs

Oregano is a common Mediterranean cooking herb that is also sold as a concentrated oil or supplement, often standardized for a compound called carvacrol. While lab studies suggest it may hav...

Read the full Oregano monograph →
Sources

Sources & How We Checked

Oregano Spirits's label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.

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

The 12 references behind this product’s interaction data

Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.

Oregano 12 references
  1. Brinker F. Herb Contraindications and Drug Interactions. 2nd ed. Sandy, OR: Eclectic Medical Publications, 1998.
  2. Benito M, Jorro G, Morales C, et al. Labiatae allergy: systemic reactions due to ingestion of oregano and thyme. Ann Allergy Asthma Immunol 1996;76:416-8. PubMed
  3. Chevallier A. Encyclopedia of Herbal Medicine. 2nd ed. New York, NY: DK Publ, Inc., 2000.
  4. Ciganda C, and Laborde A. Herbal infusions used for induced abortion. J Toxicol.Clin Toxicol. 2003;41:235-239. PubMed
  5. Futrell, J. M. and Rietschel, R. L. Spice allergy evaluated by results of patch tests. Cutis 1993;52(5):288-290.
  6. Tognolini, M., Barocelli, E., Ballabeni, V., Bruni, R., Bianchi, A., Chiavarini, M., and Impicciatore, M. Comparative screening of plant essential oils: phenylpropanoid moiety as basic core for antiplatelet activity. Life Sci. 2-23-2006;78(13):1419-1432. PubMed
  7. Goun, E., Cunningham, G., Solodnikov, S., Krasnykch, O., and Miles, H. Antithrombin activity of some constituents from Origanum vulgare. Fitoterapia 2002;73(7-8):692-694. PubMed
  8. Lemhadri, A., Zeggwagh, N. A., Maghrani, M., Jouad, H., and Eddouks, M. Anti-hyperglycaemic activity of the aqueous extract of Origanum vulgare growing wild in Tafilalet region. J Ethnopharmacol. 2004;92(2-3):251-256. PubMed
  9. McCue, P., Vattem, D., and Shetty, K. Inhibitory effect of clonal oregano extracts against porcine pancreatic amylase in vitro. Asia Pac.J Clin.Nutr. 2004;13(4):401-408.
  10. Ragi, J., Pappert, A., Rao, B., Havkin-Frenkel, D., and Milgraum, S. Oregano extract ointment for wound healing: a randomized, double-blind, petrolatum-controlled study evaluating efficacy. J.Drugs Dermatol. 2011;10(10):1168-1172.
  11. Singletary K. Oregano: overview of the literature on health benefits. Nutrition Today 2010;45(3):129-38.
  12. Silva MLAE, Lucarini R, Dos Santos FF, et al. Hypoglycemic effect of rosmarinic acid-rich infusion (RosCE) from Origanum vulgare in alloxan-induced diabetic rats. Nat Prod Res 2022;36(17):4525-4531.

See these in context on the Oregano monograph →

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

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