Drug & supplement interaction

Bear's Garlic + Loperamide, Simethicone

Loperamide, Simethicone brand name: Imodium Advanced.

No Known Interaction

Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Updated June 2026 · Pair last verified Sep 13, 2026

The bottom line No known interaction

We found no known interaction between Bear's Garlic and Loperamide, Simethicone 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. Additionally, although there is no interaction, the label for Loperamide, Simethicone states a food rule worth keeping to.

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Interaction report

Bear's Garlic and Loperamide, Simethicone

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 Loperamide, Simethicone and Bear's Garlic 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.

Bear's Garlic safety at a glance

Bear's Garlic overall Use caution Generally safe as a food, but supplement-level safety is not well studied.

Pregnancy Use caution Food amounts are likely fine, but avoid concentrated supplements due to lack of safety data.

Breastfeeding Use caution Food amounts are likely fine, but supplement safety is unknown, so use caution.

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

Still wondering about combining Loperamide, Simethicone and Bear's Garlic? Ask Dr. Brian Staiger, PharmD, BCPS directly ›

How we checked

Why No Interaction Is Listed for Loperamide, Simethicone

Interactions in our licensed database are recorded against drug classes, not just single drug names. Loperamide, Simethicone is filed under 3 classifications — anticholinergic drugs, p-glycoprotein substrates, oral drugs. Bear's Garlic has documented interactions with 1 drug class — the most serious being anticoagulant/antiplatelet drugs (moderate) — and none of Loperamide, Simethicone’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

Bear's Garlic Does Interact With Other Medications

Bear's Garlic has 122 moderate known drug interactions in our database — Loperamide, Simethicone isn’t one of them. If you take anything else, check it against the full list below.

Moderate 122 No known interaction 2,708 (incl. Loperamide, Simethicone)

Taking anything else?

Check Another of Your Medications Against Bear's Garlic

Covers the 2,830 medications we’ve checked against Bear's Garlic. Pick one to open its full report.

How to take them

Some Loperamide, Simethicone Products Have a Food Rule — Bear's Garlic Should Not Break It

At least one FDA label for a product containing Loperamide, Simethicone says to take it on an empty stomach. Most supplements — Bear's Garlic included — are taken with a meal, so the easy mistake is swallowing both together at breakfast. Where that rule applies, keep Loperamide, Simethicone on its own and move Bear's Garlic to a meal later in the day.

This may not be true of your version. Food instructions belong to the product, not the ingredient: two Loperamide, Simethicone products can carry different directions, and extended-release forms often differ from immediate-release ones. The label we read is quoted below — check the directions on your own box or bottle, or ask your pharmacist, for how to take the exact product you were given.

Directions drink plenty of clear fluids to help prevent dehydration caused by diarrhea take only on an empty stomach (1 hour before or 2 hours after a meal) take with a full (8 oz.) glass of water find right dose on chart below.

From the Dosage and Administration section of the FDA label we read for Loperamide, Simethicone — where that label names a specific product, the instruction is that product's.

A food rule is not an interaction — it is about how much of the medicine you absorb. The directions that came with your own product, and your pharmacist, outrank anything on this page.

Everything else you take

See Every Supplement That Interacts With Loperamide, Simethicone

This page covers Bear's Garlic only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Loperamide, Simethicone page lists 82 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Henbane (major), Scopolia (major), St. John's Wort (major) and Angel's Trumpet (moderate).

By severity: 4 major · 59 moderate · 19 minor.

From our pharmacist’s overview on the Loperamide, Simethicone page

“Imodium Advanced combines loperamide, an anti-diarrheal opioid that normally stays out of the brain thanks to a transporter called P-glycoprotein, with simethicone for gas, and I treat its interaction list with more respect than most over-the-counter medicines warrant. Thirty-seven of the 82 interacting ingredients on file affect that…”

Reviewed by 2 · Jul 18, 2026

Open the Loperamide, Simethicone interaction page

How much people look this up

Where Bear's Garlic and Loperamide, Simethicone 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 Bear's Garlic

Steady interest

#1,014 of 1,452 supplements looked up here in the last 7 days

29 days ago today

Medication Loperamide, Simethicone

Top 25%

#582 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 Bear's Garlic reference on this page ↓
Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Bear's Garlic and Loperamide, Simethicone records this page draws on were last updated June 22, 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 Dr. Brian Staiger, PharmD, BCPS.

Supplement

About Bear's Garlic

What is Bear's Garlic?

Seasoning and culinary flavoring
Heart and blood vessel health
Blood pressure support
Digestive complaints
General 'cleansing' or detox traditions

Bear's garlic is a wild relative of garlic enjoyed mainly as a mild-tasting food. Some early laboratory studies hint at heart and blood vessel benefits, but solid human evidence is lacking, so it should be viewed as a flavorful food rather than a proven remedy. As food it is generally well tolerated, but supplements or large amounts have not been well studied for safety.

Allium ursinum · Amaryllidaceae · Leaves and bulb · Fresh leaves, dried herb, tinctures, capsules, juice, teas, culinary pesto

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

Bear's Garlic: dosing

There is no established standardized dose for bear's garlic. As a food, people use the fresh leaves in cooking to taste during its spring season.For supplement forms such as capsules or tinctures, there is no proven medicinal dose.

From our Bear's Garlic monograph — the full record covers uses, side effects and every documented interaction.

Read the full Bear's Garlic monograph & all interactions

Keep checking

Other Drugs & Bear's Garlic

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

0Major

122Moderate

0Minor

2,707No known interaction

122 Moderate 2,707 No interaction

Moderate

122 interactions

Showing 60 of 122 moderate interactions — see all 122 on the Bear's Garlic page.

No interaction 2,707 drugs checked — show the list

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

Showing the 60 most looked-up of 2,707 medications checked with no known interaction — see the full Bear's Garlic list.

See the full Bear's Garlic interactions page

See every supplement checked against Loperamide, Simethicone, ranked by severity

Evidence & sources

Bear's Garlic References

The 3 references that drive our Bear's Garlic 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.

Carotenuto A, De Feo V, Fattorusso E, et al. The flavonoids of Allium ursinum. Phytochem 1996;41:531-6. PubMed
Bobak M, Skodova Z, Marmot M. Beer and obesity: a cross-sectional study. Eur J Clin Nutr 2003;57:1250-53. PubMed
Koh-Banerjee P, Chu N, Spiegelman D, et al. Prospective study of the association of changes in dietary intake, physicial activity, alcohol consumption, and smoking with 9-y gain in waist circumference among 16 587 US men. Am J Clin Nutr 2003;78:719-27..

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 Bear's Garlic and Loperamide, Simethicone Together: Common Questions

Is it safe to take Bear's Garlic with Loperamide, Simethicone?

We do not list a known interaction between Bear's Garlic and Loperamide, Simethicone. 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.

Should I take Bear's Garlic and Loperamide, Simethicone at the same time of day?

At least one FDA label for a product containing Loperamide, Simethicone says to take it on an empty stomach, and supplements are usually taken with a meal — so taking them together at breakfast is the easy mistake. Where that applies, keep Loperamide, Simethicone on its own and move Bear's Garlic to a meal later in the day. Food instructions belong to the product rather than the ingredient, so check the directions on your own box. This is about absorption, not an interaction.

How was the Bear's Garlic and Loperamide, Simethicone combination checked?

Interactions in our licensed database are recorded against drug classes. Loperamide, Simethicone is filed under 3 classifications, and Bear's Garlic has documented interactions with 1 drug class — none of Loperamide, Simethicone'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 Bear's Garlic interact with any other medications?

Yes. Bear's Garlic has 122 documented drug interactions in our database — Loperamide, Simethicone 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 Loperamide, Simethicone interact with any supplements?

Yes. Loperamide, Simethicone has documented interactions with 82 supplements in our database — Bear's Garlic is not one of them. The Loperamide, Simethicone 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

Bear's Garlic monograph Uses, safety profile, and every drug interaction in one place Loperamide, Simethicone supplement interactions Every supplement checked against Loperamide, Simethicone, 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 3 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Loperamide, Simethicone and Bear's Garlic?

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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.