Drug & supplement interaction

Ipecac + Charcoal (OTC drug)

Charcoal (OTC drug) brand name: Charcocaps.

Major Interaction
Medically reviewed by · Updated September 2026
The bottom line Major

Ipecac has a major interaction with Charcoal (OTC drug). Activated charcoal adsorbs and inactivates syrup of ipecac; avoid co-administration.

Read the full interaction report
SeverityMajor
LikelihoodProbable
EvidenceD
What do Severity, Likelihood & Evidence mean?
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Interaction report

Ipecac and Charcoal (OTC drug)

Here is the interaction we found between these two, with the evidence behind it.

Major

ACTIVATED CHARCOAL

Why this applies to Charcoal (OTC drug)

Charcoal (OTC drug) falls under ACTIVATED CHARCOAL — the group Ipecac interacts with.

Activated charcoal adsorbs and inactivates syrup of ipecac; avoid co-administration.
Severity Major Likelihood Probable Evidence D

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..

Dr. Brian Staiger, PharmD, BCPS
Dr. Brian Staiger explains PharmD, Clinical Pharmacist

Here's a simple way to think about this pair. Activated charcoal works like a sponge in your stomach, grabbing onto many substances so they can't be absorbed or do their job. Ipecac is one of those things it can soak up. So if the two are taken close together, the charcoal can bind up the ipecac and cancel out its effect, meaning the ipecac won't make someone vomit the way it was intended to.

This is mostly a theoretical concern based on how charcoal behaves, but the practical takeaway is real: these two essentially work against each other. Honestly, neither belongs in modern home poison care anyway. If you're ever worried about a poisoning, please don't reach for either one. Call Poison Control or 911 first, and check with your pharmacist before mixing charcoal with anything else.

Contact Dr. Brian directly if you have additional questions on this interaction
References
  1. Burnham TH, ed. Drug Facts and Comparisons, Updated Monthly. Facts and Comparisons, St. Louis, MO.

What These Ratings Mean

Every interaction above is graded three ways — here’s the key to each label.

Severity how clinically significant the interaction is
Major

Clinically significant. Avoid the combination, or use only under close professional supervision.

Moderate

Usually worth avoiding or managing — may need monitoring, a dose change, or timing apart.

Minor

Generally not serious. Be aware of it and mention it to your pharmacist.

Likelihood how strong the evidence is that the interaction actually happens in people
  • LikelyWell-controlled human studies have demonstrated the likely existence of this interaction.
  • ProbableInteraction 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.
  • PossibleInteraction 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.
  • UnlikelyInteraction has been demonstrated in animal or in lab research but has been shown not to occur in humans.
Evidence the quality of the studies behind the rating (graded A–D)
  • AHigh-quality meta-analysis (quantitative systematic review).
  • BCase-control study.
  • CConsensus.
  • DAnecdotal evidence.

These ratings are for information only. Never start, stop, or otherwise change your therapy before speaking with your provider.

Keep it in perspective

Ipecac Also Interacts With Other Medications

Ipecac has 1 major, known drug interaction in our database — the Charcoal (OTC drug) one above is one of them. If you take anything else, check it against the full list below.

Major 1 No known interaction 2,829 (incl. Charcoal (OTC drug))
Taking anything else?

Check Another of Your Medications Against Ipecac

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

Everything else you take

See Every Supplement That Interacts With Charcoal (OTC drug)

This page covers Ipecac only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Charcoal (OTC drug) page lists 19 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Coffee Charcoal (moderate), European Mandrake (moderate), Glucomannan (moderate) and Guar Gum (moderate).

By severity: 2 major · 8 moderate · 9 minor.

From our pharmacist’s overview on the Charcoal (OTC drug) page

“Charcoal (Charcocaps) works by binding things in the gut, and that indiscriminate binding is exactly why this list warrants real care before you mix it with anything you swallow. Nearly all 19 interactions on file come down to absorption, and two rate major.”

Reviewed by 2 · Jul 18, 2026

Open the Charcoal (OTC drug) interaction page

How much people look this up

Where Ipecac and Charcoal (OTC drug) 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 Ipecac
Top half

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

29 days ago today
Medication Charcoal (OTC drug)
Top 25%

#518 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.

Supplement

About Ipecac

What is Ipecac?

  • Inducing vomiting after poisoning (historical)
  • Cough and chest congestion (expectorant)
  • Nausea and vomiting (homeopathic use)
  • Amebic dysentery (historical)

Ipecac comes from the root of a South American plant and was once widely used as syrup of ipecac to make people vomit after swallowing poison. Medical groups no longer recommend it for poisoning because it is not proven helpful and can be dangerous, and misuse has caused serious harm. There is no safe, established home use for ipecac today, and you should call Poison Control rather than reach for it.

Read the full Ipecac monograph & all interactions
Keep checking

Other Drugs & Ipecac

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

1Major
0Moderate
0Minor
2,828No known interaction
1 Major 2,828 No interaction
Major

1 interaction

No interaction 2,828 drugs checked — show the list

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

Showing the 60 most looked-up of 2,828 medications checked with no known interaction — see the full Ipecac list.

See the full Ipecac interactions page
See every supplement checked against Charcoal (OTC drug), ranked by severity
Sources

Sources & How We Checked

Interaction details are evidence-graded and sourced from the Natural Medicines database. The medication overview comes from MedlinePlus.

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

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

Keep exploring
Ipecac monograph › Uses, safety, and every drug interaction in one place Charcoal (OTC drug) supplement interactions › Every supplement checked against Charcoal (OTC drug), 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 Ask a pharmacist › Free, personal answer from our licensed team
Pharmacist Counseling Corner

Taking Ipecac and Charcoal (OTC drug) Together: Common Questions

Can you take Ipecac with Charcoal (OTC drug)?
This is rated a major interaction, so the combination is best avoided unless your doctor or pharmacist has specifically told you otherwise. Read the full details on this page and confirm with your pharmacist before combining them.
How serious is the Ipecac and Charcoal (OTC drug) interaction?
We rate it Major. This is a clinically significant combination that is generally best avoided, or used only under the direct supervision of your physician or pharmacist.

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

Still Have a Question About Charcoal (OTC drug) and Ipecac?

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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.