Herb & supplement monograph

Calamint Drug Interactions, Uses, Safety & More

Medically reviewed by ·Updated June 2026
What is this page for?

First and foremost: how Calamint interacts with medications. The heart of this page is the interaction list — every drug Calamint is known to interact with, and how serious each one is.

But these pages have grown well beyond that into a full monograph — what Calamint is, what people use it for and how strong the evidence is, its safety and side effects, and answers to the questions we’re asked most — written and reviewed by the clinical staff at HelloPharmacist. It’s educational information from our licensed clinical databases, not medical advice, and we don’t sell or endorse products. Our editorial policy

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Interaction report

Drugs that interact with Calamint

0 medications have a known interaction with Calamint, graded by severity. Select any drug for the full evidence-based detail.

We don’t currently list any known drug interactions for Calamint. This doesn’t guarantee none exist — always confirm with your pharmacist before combining supplements with your medications.

Read The List Like a Pharmacist

What Severity, Likelihood & Evidence Mean

Severity — How Serious It Can Be

  • Major. Clinically significant; generally best avoided, or used only under direct professional supervision.
  • Moderate. May need monitoring, a dose adjustment, or separating the times you take each one.
  • Minor. Generally not clinically significant, but still worth noting and mentioning to your pharmacist.
  • No known interaction. Checked against our sources with nothing documented — not the same as proven safety.

Likelihood — How Well It’s Documented

  • Likely. Well-controlled human studies have demonstrated the likely existence of this interaction
  • Probable. Interaction 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.
  • Possible. 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
  • Unlikely. Interaction has been demonstrated in animal or in lab research but has been shown not to occur in humans.

Where This Data Comes From

  • Interaction records are evidence-graded and sourced from the Natural Medicines database (TRC Healthcare), the same reference used by pharmacists and hospitals.
  • Each drug listed above links to the full report for that exact Calamint combination — clinical detail, likelihood, evidence level, and citations.
  • Content is reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.
Monograph

Calamint: Uses, Safety & Side Effects

Medically reviewed by · Reviewed June 2026 ·
The bottom line

Calamint is an aromatic, mint-family herb used traditionally as a tea for digestion, coughs, and general wellness, but there is very little human research to confirm any health benefits. It is most often used in small culinary amounts; concentrated forms and the essential oil should be used cautiously, and it is best avoided during pregnancy and breastfeeding due to a lack of safety data.

Scientific name
Calamintha nepeta
Family
Lamiaceae
Part used
Leaves, flowering tops, and essential oil
Common forms
Tea (infusion), dried herb, essential oil, occasionally tinctures
People commonly use it for
  • Digestive upset and gas
  • Coughs and respiratory complaints
  • Mild anxiety or as a calming tea
  • Culinary flavoring
  • Topical or aromatic uses

Popular and traditional uses — not proof it works. See “Uses & effectiveness” below for the evidence.

Safety at a glance
OverallUse caution

Generally considered safe in small culinary or tea amounts, but human safety data are limited, especially for the essential oil.

PregnancyBest avoided

Avoid medicinal or concentrated amounts during pregnancy because safety has not been established.

BreastfeedingBest avoided

Not enough safety information is available, so it is best avoided while breastfeeding.

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

Jump to a section

Overview

Calamint is a fragrant herb in the mint family (Lamiaceae). It is closely related to plants like catnip, oregano, and savory, and it shares their strong, minty-herbal smell. It grows wild across parts of Europe, the Mediterranean region, and other temperate areas, often in dry, sunny soils and along roadsides.

For centuries, people have used the leaves and flowering tops to make a tea or used the plant to flavor food. In folk traditions, calamint has been valued mostly as a soothing herbal drink for the stomach and as a remedy for coughs and colds. Today it is found in some herbal tea blends and, less commonly, as an essential oil.

Uses & effectiveness

People traditionally use calamint for digestive complaints such as bloating, gas, and an upset stomach, as well as for coughs and as a mild calming tea. These uses come from long-standing folk practice rather than from strong scientific testing.

The evidence in humans is very limited. Most of what is known comes from laboratory studies of the plant's essential oil and extracts, which have looked at possible antimicrobial and antioxidant effects in test tubes. These early findings do not prove that drinking calamint tea will treat or prevent any health condition in people. At this time there is not enough good-quality human research to say that calamint is effective for any specific medical use.

How it works

Calamint contains aromatic compounds in its essential oil, including menthol-like and pulegone-type substances along with other plant chemicals such as flavonoids. These give the plant its strong smell and are thought to be responsible for its traditional soothing and antimicrobial reputation.

In laboratory research, extracts of calamint have shown some ability to slow the growth of certain bacteria and fungi and to act as antioxidants. It is important to understand that these effects were seen in the lab, not in carefully designed human studies. How calamint behaves inside the body, and at what amounts, is not well understood.

Safety & precautions

Calamint has a long history of use as a food and tea, and small culinary amounts are generally regarded as safe for most healthy adults. However, formal human safety studies are lacking, especially for concentrated extracts and the essential oil.

Some plants in this group contain pulegone, a compound that can be harmful to the liver in large amounts, so concentrated essential oils should be treated with extra caution and never swallowed without professional guidance. People with liver problems, those who are very young or elderly, and anyone with a known allergy to mint-family plants should be especially careful.

Pregnancy and breastfeeding: Avoid medicinal or concentrated amounts of calamint during pregnancy, as some related mint herbs may affect the uterus and safety has not been established. There is also not enough information to consider it safe while breastfeeding, so it is best avoided during that time as well.

Side effects

When used in small amounts as a tea or food flavoring, calamint is usually well tolerated. Possible side effects can include mild stomach upset or an allergic reaction, particularly in people sensitive to other mint-family plants.

Concentrated essential oils carry more risk and may cause irritation if applied to the skin undiluted or stomach and liver problems if taken by mouth. Stop using calamint and seek medical care if you notice a rash, trouble breathing, swelling, or other signs of an allergic reaction.

Dosing

There is no established or standardized medicinal dose for calamint, because it has not been well studied in people. Traditionally it is used as a mild tea made from a small amount of the dried leaves or flowering tops steeped in hot water.

If you choose to use a calamint product, follow the directions on the label and do not exceed the suggested amount. The essential oil is very concentrated and should not be swallowed unless directed by a qualified professional. Always check with your pharmacist or doctor before using calamint as a supplement, especially if you have a health condition or take medications.

References & further reading

The 1 sources that drive our Calamint monograph — publicly available pages from reputable medical and government organizations. Every link was verified to work before publishing.

  1. Dietary Supplements: What You Need to Know — NIH Office of Dietary Supplements Source
Keep reading

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.

Pharmacist Counseling Corner

Calamint: Common Questions

Does Calamint interact with prescription medications?
We do not currently list any known drug interactions for Calamint. This does not guarantee that none exist, so always confirm with your pharmacist before combining it with your medications.
How are Calamint interactions rated?
Each interaction is graded major, moderate, or minor based on how clinically significant it is and the strength of the evidence behind it. Major interactions are the most serious and are best avoided, or used only under close professional supervision.
Is it safe to take Calamint with my medications?
It depends on the specific medication. Some combinations are fine, while others call for monitoring, timing changes, or should be avoided. Check your exact drug above and confirm with your pharmacist or doctor before starting, stopping, or changing anything.
Where does this Calamint interaction information come from?
Our interaction data is built on the Natural Medicines database — an evidence-graded reference for vitamins, herbs, and supplements — and is reviewed by licensed HelloPharmacist pharmacists, who may add clinical context.
What is Calamint used for?
It is used traditionally as an herbal tea for digestive upset and gas, for coughs, and as a calming, flavorful drink. These uses come from folk tradition, and there is little scientific proof that it works for any condition.
Is Calamint safe to take?
Small amounts used in cooking or as a tea are generally considered safe for healthy adults, but human safety data are limited. Concentrated essential oils should be used with extra caution and not swallowed without professional advice.
Can I use Calamint during pregnancy or breastfeeding?
It is best to avoid medicinal or concentrated amounts during pregnancy and breastfeeding because there is not enough safety information. Talk to your doctor or pharmacist before using any herbal product during these times.
What are the side effects of Calamint?
Most people tolerate small tea or culinary amounts well, but it may cause mild stomach upset or an allergic reaction, especially in people sensitive to mint-family plants. The essential oil can cause irritation and other problems if used improperly.

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

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