Medication interaction hub

What Supplements Interact with Atropine, Diphenoxylate?

Atropine, Diphenoxylate brand names: Lomotil, Lofene. Every interaction below applies to the brands too.

47 Interactions 3 Major 32 Moderate 12 Minor
Curated & coded by · Clinical Pharmacist · Updated September 22, 2026

Drug–supplement interaction data sourced from Natural Medicines Pro, the licensed clinical database from TRC Healthcare / Therapeutic Research, with additional analysis by the HelloPharmacist Pharmacist Team. Our sources · Editorial policy

What is this page for?

One answer, for one medication: what supplements and herbal products interact with Atropine, Diphenoxylate? Every vitamin, herb, and supplement ingredient we’ve checked against it is on this page, ranked by severity, each linking to the full report for that exact pair.

This page covers supplement interactions only — to check Atropine, Diphenoxylate against your other medications, use the drug–drug interaction checker. Educational information from our licensed clinical databases, not medical advice. Our editorial policy

HelloPharmacist Bottom Line
Our Pharmacist Explains
What is this? The interaction data in the HelloPharmacist supplement database is licensed from Natural Medicines Pro by TRC Healthcare (Therapeutic Research). HelloPharmacist pharmacists often add our own analysis and context on top of that licensed data — such as this Bottom Line summary and the notes on individual interaction pages — and any such commentary is noted as ours.

People reach for Lomotil (atropine with diphenoxylate) during a bout of diarrhea, and the supplement most likely to sit in the same cabinet, activated charcoal, is also one of its three major-rated interactions, since charcoal can soak up the drug in the gut and blunt its effect. This is a list to treat with genuine care. Of the 47 ingredients on file, 32 rate moderate and 12 minor, but the majors deserve your attention first.

The rest split into two camps. Roughly 30 ingredients act on the same pathway as atropine, either piling on its drying, constipating effects (henbane and scopolia, the other two majors, do exactly this) or pushing back against the drug so it works less well. Another 17, mostly fibers and charcoals such as glucomannan, can change how anything swallowed gets absorbed, so keep them well separated from your doses.

— , Clinical Pharmacist · July 18, 2026

Major 3 Moderate 32 Minor 12 No known interaction 1,405

This box checks one ingredient at a time (like turmeric or magnesium). Taking a supplement product with a whole label of ingredients? Search the product instead — we check every ingredient on it ↓

Top Ingredient Interactions

Atropine, Diphenoxylate: Top Interactions at a Glance

The most significant Atropine, Diphenoxylate supplement & herbal interactions, colored by severity. Tap any ingredient to open the full report for that pair.

Showing the 12 highest-ranked of 47 interacting ingredients — plus 1,405 more checked with no known interaction. See the complete ranked list.

Start here

The Major Interactions to Know About

The most clinically significant Atropine, Diphenoxylate + supplement combinations in our database, best-documented first. Open any card for the full report.

Major Likelihood Probable Activated Charcoal + Atropine, Diphenoxylatei

Activated charcoal reduces systemic exposure to many drugs, including those that undergo enterohepatic recirculation, regardless of the route of administration.

Read the full interaction Major Likelihood Probable Henbane + Atropine, Diphenoxylatei

Concomitant use of henbane can have additive anticholinergic effects and adverse effects with amantadine, antihistamines, atropine, belladonna alkaloids, hyoscy...

Read the full interaction Major Likelihood Probable Scopolia + Atropine, Diphenoxylatei

The alkaloid constituents of scopolia, including hyoscyamine, scopolamine, and atropine, could potentiate the effects and adverse effects of anticholinergic dru...

Read the full interaction
The complete list

Every Supplement Checked Against Atropine, Diphenoxylate

All 1,452 ingredients in our database, ranked by severity — 47 with a Atropine, Diphenoxylate interaction on file and 1,405 with none found. Filter by severity or search any ingredient; hover the for what each ingredient is.

Looking for an interaction with a specific supplement product? Search products instead ↓

Straight answers

Can You Take It With Atropine, Diphenoxylate?

One-line answers, one card per combination — scroll through today’s 20 and tap any card for the full report. A different set rotates in daily until every combination has had its turn.

Can you take Choline with Atropine, Diphenoxylate?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, choline might decrease the effects of atropine in the brain.

Full Choline + Atropine, Diphenoxylate answer

Can you take Coffee Charcoal with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Coffee charcoal can reduce the absorption of orally administered drugs and should be separated from oral drug administration by at least two...

Full Coffee Charcoal + Atropine, Diphenoxylate answer

Can you take Clubmoss with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Evidence from in vitro research suggests that clubmoss extract can inhibit acetylcholinesterase activity.

Full Clubmoss + Atropine, Diphenoxylate answer

Can you take Activated Charcoal with Atropine, Diphenoxylate?

Major Use real caution — this is a major-rated interaction, generally best avoided or used only under close supervision. Activated charcoal reduces systemic exposure to many drugs, including those that undergo enterohepatic recirculation, regardless of the rout...

Full Activated Charcoal + Atropine, Diphenoxylate answer

Can you take Henbane with Atropine, Diphenoxylate?

Major Use real caution — this is a major-rated interaction, generally best avoided or used only under close supervision. Concomitant use of henbane can have additive anticholinergic effects and adverse effects with amantadine, antihistamines, atropine, belladon...

Full Henbane + Atropine, Diphenoxylate answer

Can you take Scopolia with Atropine, Diphenoxylate?

Major Use real caution — this is a major-rated interaction, generally best avoided or used only under close supervision. The alkaloid constituents of scopolia, including hyoscyamine, scopolamine, and atropine, could potentiate the effects and adverse effects of...

Full Scopolia + Atropine, Diphenoxylate answer

Can you take Belladonna with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Belladonna may increase the risk of adverse effects when used concomitantly with anticholinergic drugs.

Full Belladonna + Atropine, Diphenoxylate answer

Can you take Betel Nut with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. In vitro and animal research suggests that betel nut extract can inhibit acetylcholinesterase activity.

Full Betel Nut + Atropine, Diphenoxylate answer

Can you take Datura Wrightii with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Datura wrightii contains atropine and scopolamine, as well as other tropane alkaloids with anticholinergic activity.

Full Datura Wrightii + Atropine, Diphenoxylate answer

Can you take European Mandrake with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, concurrent use might increase absorption of some drugs because of inhibited gastrointestinal (GI) motility caused by European...

Full European Mandrake + Atropine, Diphenoxylate answer

Can you take Glucomannan with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, glucomannan may decrease absorption of drugs taken orally.

Full Glucomannan + Atropine, Diphenoxylate answer

Can you take Angel's Trumpet with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Concomitant use may increase anticholinergic effects and adverse effects.

Full Angel's Trumpet + Atropine, Diphenoxylate answer

Can you take Bacopa with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, concurrent use might decrease the effectiveness of both agents.

Full Bacopa + Atropine, Diphenoxylate answer

Can you take Boxwood with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Evidence from in vitro research suggests that boxwood extract can inhibit acetylcholinesterase activity.

Full Boxwood + Atropine, Diphenoxylate answer

Can you take Calamus with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, concurrent use of anticholinergic drugs and calamus might decrease the effectiveness of the anticholinergic drug.

Full Calamus + Atropine, Diphenoxylate answer

Can you take Corkwood Tree with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, corkwood tree might increase the risk of adverse anticholinergic effects when taken with anticholinergic drugs.

Full Corkwood Tree + Atropine, Diphenoxylate answer

Can you take European Barberry with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking European barberry with anticholinergic drugs might cause additive effects.

Full European Barberry + Atropine, Diphenoxylate answer

Can you take Guar Gum with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Guar gum might reduce the absorption of some oral drugs, potentially decreasing their effectiveness.

Full Guar Gum + Atropine, Diphenoxylate answer

Can you take Gum Arabic with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, gum arabic can alter the absorption of oral drugs due to its fiber content.

Full Gum Arabic + Atropine, Diphenoxylate answer

Can you take Huperzine A with Atropine, Diphenoxylate?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, huperzine A might decrease the effects of anticholinergic drugs.

Full Huperzine A + Atropine, Diphenoxylate answer
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 entry links to a full report with the clinical detail, likelihood, evidence level, and citations for that exact combination.
  • Content is reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

How Does Our Interaction Checker Work?

Behind every verdict on this page is a category system. Our source database doesn’t document supplement interactions drug-by-drug — it documents them against groups of medications that behave the same way (for example, “drugs processed by the CYP3A4 liver enzyme” or “blood-thinning medications”).

So the check works in three steps: (1) Atropine, Diphenoxylate is classified into the pharmacology categories it belongs to, (2) every supplement interaction documented against any of those categories is inherited by Atropine, Diphenoxylate, and (3) each ingredient keeps its own severity, likelihood, and evidence grades from the underlying record. That’s why one supplement can carry several records for one drug — it may interact through more than one category.

Atropine, Diphenoxylate sits in 3 interaction categories. Open any one to see what the group means:

Anticholinergic Drugs 30 ingredients

A pharmacology grouping from our source database: medications in this group share a property that certain supplements are known to interact with, so an interaction documented for the group applies to every drug in it.

30 of the supplement ingredients on this page reach Atropine, Diphenoxylate through this category.

Oral Drugs 17 ingredients

A pharmacology grouping from our source database: medications in this group share a property that certain supplements are known to interact with, so an interaction documented for the group applies to every drug in it.

17 of the supplement ingredients on this page reach Atropine, Diphenoxylate through this category.

Atropine 1 ingredient

A pharmacology grouping from our source database: medications in this group share a property that certain supplements are known to interact with, so an interaction documented for the group applies to every drug in it.

1 of the supplement ingredient on this page reaches Atropine, Diphenoxylate through this category.

Check a real product

Take a Supplement Product? Check the Whole Bottle Against Atropine, Diphenoxylate

Most supplements are combination products — and the interaction may come from an ingredient you didn’t buy it for. Search any product below (or scan its label) and we’ll check every ingredient on it against Atropine, Diphenoxylate.

Search a supplement product

Type a product name, brand, or UPC — smart search across our full catalog.

Grounded search over our product catalog — every verdict comes from our interaction database, never AI guesswork. How we use AI

Or scan the bottle

Photograph any Supplement Facts panel — we read the ingredients and check each one against your medications. Free, in seconds.

Open the label scanner

Prefer typing? The interaction checker looks up products by name too.

Products that contain Atropine, Diphenoxylate-interacting ingredients

Real supplements from the NIH label database that contain the top interacting ingredients on this page — each one is worth a full label check before combining with Atropine, Diphenoxylate.

Calmhills by Herbal Hills contains Henbane Migrahills by Herbal Hills contains Henbane Migrahills by Herbal Hills contains Henbane Migrahills by Herbal Hills contains Henbane Angiplex by UNDA Plex contains Belladonna Back & Neck Pain by BIOVEA Homeopathics contains Belladonna SuperFlex-H by NewtonEverett contains Belladonna CBD+13 by T-Relief contains Belladonna
Pharmacist Counseling Corner

Atropine, Diphenoxylate & Supplements: Common Questions

What supplements interact with Atropine, Diphenoxylate?
In our interaction database, 47 supplement and herbal ingredients have an interaction with Atropine, Diphenoxylate on file — 3 rated major, 32 moderate, and 12 minor. That number sounds scarier than it is: severity matters far more than the count, which is why the list on this page is ranked instead of alphabetical. Start at the top. The highest-ranked right now: Activated Charcoal, Henbane, Scopolia.
Which Atropine, Diphenoxylate supplement interactions are the most serious?
Focus on the major group: Activated Charcoal, Henbane and Scopolia. A major rating means the combination can be clinically significant, not that harm is guaranteed — but it's exactly the kind of thing to run past your pharmacist before your next dose, not after. Jump to the ranked list.
Can I take vitamins or supplements while on Atropine, Diphenoxylate?
That depends entirely on which supplement. The honest answer for Atropine, Diphenoxylate is in the ranked list above — and if what you take is a combination product with a dozen ingredients, don't check them one by one: photograph the label with our scanner and we'll check the whole thing at once. Try the label scanner or the interaction checker.
Do brands like Lomotil have the same supplement interactions as Atropine, Diphenoxylate?
Yes — Lomotil, Lofene all contain Atropine, Diphenoxylate, so everything on this page applies to them equally. Interactions belong to the active drug, never to the brand on the box; the same is true of generics.
Where do these interaction ratings come from?
Every rating comes from the Natural Medicines database — the same evidence-graded reference pharmacists and hospitals use — and each interaction carries three separate grades: severity (how bad it can be), likelihood (how well it's documented in studies and case reports), and an evidence level. Our pharmacists review the content; we never let an AI decide an interaction. See how to read the ratings and our editorial policy.
What about Atropine, Diphenoxylate and my other medications?
This page covers Atropine, Diphenoxylate against supplements and herbal ingredients. Checking Atropine, Diphenoxylate against your other prescription or OTC medications is a different tool — our drug interaction checker covers that side. Head to the drug–drug interaction checker.

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

Where next

More Free Pharmacist Tools

Supplement interaction checker Check any supplement or product against your medications Supplement label scanner Photograph a Supplement Facts panel; we check every ingredient Browse medications A–Z Every drug we’ve checked against herbs & supplements Ingredient directory Every vitamin, herb & mineral we track, with interaction data Product directory Look up any bottle by name, brand, or barcode Ask a pharmacist Free, personal answer from our licensed team
Sourcing

Where This Data Comes From — and Why You Can Trust It

🧪 Licensed clinical database

Every interaction verdict on this page comes from Natural Medicines Pro (TRC Healthcare / Therapeutic Research) — the same evidence-graded reference used by pharmacists and hospitals. We license this data directly; we do not scrape it, and no AI invents an interaction.

🧑‍⚕️ Pharmacist review

This page is curated and coded by , Clinical Pharmacist, with additional analysis by the HelloPharmacist Pharmacist Team. Editorial commentary is ours; the licensed interaction records are shown as sourced.

🔄 Kept current

Our interaction database refreshes on a weekly cycle, and this page re-checks the live database every time it’s rebuilt — what you see reflects the database as of September 22, 2026.

🔍 Full transparency

How every dataset on this site is sourced, licensed, and updated is documented publicly: our data sources · editorial policy · how we use AI.

Educational information, not medical advice. An interaction being on file does not mean it will happen to you — and absence of one is not proof of safety. Never start or stop a medication or supplement without talking to your pharmacist or doctor.