Kava
Kava Kava, Piper Methysticum
Ibogaine and Acetaminophen
Also known as: Tylenol, Paracetamol, Panadol
Hepatically cleared and dose-dependently hepatotoxic. Ibogaine is also hepatically metabolised, and vomiting or poor intake around treatment reduces the glutathione reserve that protects the liver at higher doses.
Severity
Moderate caution
Mechanism
Hepatic stress
Protocol Status
Continues — any change is the prescribing physician's decision, made before arrival
Restart Delay
Physician discretion
What "Moderate caution" Means
Use with caution. Often requires a brief hold, dose reduction, or enhanced monitoring rather than full discontinuation.
Clinical Action
What our medical team does for patients on Acetaminophen.
Keep total daily intake well within label limits and account for combination products that also contain it. Review liver function if intake has been regular or high.
Where the Washout Happens
Continues — any change is the prescribing physician's decision, made before arrival
This medication is not stopped on our initiative and there is no washout interval we can set: what governs it is a clinical judgement that belongs to the prescribing physician, not a waiting period we can count. It is documented, flagged to the medical team, and the plan is confirmed with the prescriber BEFORE any invasive procedure or IV placement. Stopping an anticoagulant or antiplatelet without that conversation carries its own risk, which is why the default here is to continue and confirm rather than to hold.
Post-Treatment Restart
Restart at physician discretion once acute window closes.
The Pharmacology
How Acetaminophen interacts with ibogaine: hepatic stress.
Ibogaine is metabolised in the liver. Adding hepatotoxic drugs (alcohol, high-dose acetaminophen, certain antifungals, anabolic steroids) raises the risk of transaminase elevation and impaired clearance. Liver function tests are part of every pre-treatment workup.
Same Mechanism
Other medications that interact via hepatic stress.
Same Severity Tier
Other moderate caution medications (different mechanism).
QT-interval prolongation
Ondansetron
Zofran
QT-interval prolongation
Azithromycin
Zithromax, Z-Pack
Cardiac conduction (bradycardia / AV node)
Metoprolol
Lopressor, Toprol
Cardiac conduction (bradycardia / AV node)
Atenolol
Tenormin
Cardiac conduction (bradycardia / AV node)
Propranolol
Inderal
Cardiac conduction (bradycardia / AV node)
Carvedilol
Coreg
Common Questions
Acetaminophen and ibogaine treatment.
Can I take ibogaine if I am on Acetaminophen?
Moderate caution. Hepatically cleared and dose-dependently hepatotoxic. Ibogaine is also hepatically metabolised, and vomiting or poor intake around treatment reduces the glutathione reserve that protects the liver at higher doses. Keep total daily intake well within label limits and account for combination products that also contain it. Review liver function if intake has been regular or high.
How long do I need to be off Acetaminophen before ibogaine treatment?
Continues — any change is the prescribing physician's decision, made before arrival. This medication is not stopped on our initiative and there is no washout interval we can set: what governs it is a clinical judgement that belongs to the prescribing physician, not a waiting period we can count. It is documented, flagged to the medical team, and the plan is confirmed with the prescriber BEFORE any invasive procedure or IV placement. Stopping an anticoagulant or antiplatelet without that conversation carries its own risk, which is why the default here is to continue and confirm rather than to hold.
What is the mechanism of the interaction?
Hepatic stress. Ibogaine is metabolised in the liver. Adding hepatotoxic drugs (alcohol, high-dose acetaminophen, certain antifungals, anabolic steroids) raises the risk of transaminase elevation and impaired clearance. Liver function tests are part of every pre-treatment workup.
Can I switch to a different medication so I can have ibogaine treatment?
In many cases yes. Our medical team works with your prescribing physician to taper or substitute medications safely before treatment. The right substitution depends on the underlying condition you are treating with Acetaminophen — contact us for an individual review.
Checking more than one medication? Use the interactive Drug Interaction Checker to screen your full medication list at once.
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DA
Medically reviewed by Dr. Arellano, M.D.
Clinical Director, MindScape Retreat · Board-certified physician specializing in ibogaine-assisted detoxification with over 1,000 patients treated.
Last reviewed: May 2026 · See full medical team