Mixing Fentanyl and Kratom
Dangerous
Kratom does nothing to blunt fentanyl; fentanyl sets the risk here. Do not combine. Never use alone, and keep naloxone nearby.
Fentanyl sets the risk here and kratom does nothing to blunt it. Kratom's ceiling protects against kratom, not against a full agonist dosed in micrograms. Fentanyl now appears in the majority of kratom-positive overdose deaths, up from about a third in 2018 to over 60% by 2022 — that shift is about the supply, not about kratom.
The risk here is to the body — breathing, heart, temperature or organs. Set limits before you start, because this kind of harm does not announce itself in time to react.
Headspace vs physical riskWhat to do
- Say what was taken and how much.Responders need it, and in most US states Good Samaritan laws protect both of you from drug possession charges when you call for an overdose.
- Unresponsive: put them on their side, tilt the head back, and stay until help arrives.Never leave someone alone to “sleep it off”.
- Give naloxone (Narcan) if you have it.It is sold over the counter in every US state and does no harm if opioids turn out not to be involved.
- Never Use Alone 1-800-484-3731Stays on the line and sends help if you stop responding.
- Full steps: what to do if it is already happeningOverdose signs, the recovery position, what to say on the call, and whether you can be charged for making it.
- Poison Control 1-800-222-1222Free and 24/7, for “is this bad?” before it becomes an emergency.
Can you mix Fentanyl and Kratom?
MixSafe rates mixing Fentanyl and Kratom as "Dangerous" — high risk of death or life-changing injury. Do not combine. Source: MixSafe research. Educational information, not medical advice.
- Fentanyl
- Synthetic — potent by micrograms, unevenly mixed
- Kratom
- Partial agonist — a ceiling other opioids do not have
- Fentanyl also called
- fent, fentanil, carfentanil, nitazene, nitazenes, duragesic
- Kratom also called
- mitragynine, mitragyna, mitragyna speciosa, krat
- Respiratory effects of oral mitragynine and oxycodone in a rodent model. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9671979/
- Dangerous Kratom Drug Interactions: Benzos, Alcohol, and More. Bicycle Health. https://www.bicyclehealth.com/kratom/dangerous-kratom-drug-interactions
- The Associations of Kratom (Mitragynine), Opioids, Other Substances, and Sociodemographic Variables to Drug Intoxication-related Mortality. https://pubmed.ncbi.nlm.nih.gov/39560283/
- Presence of kratom in opioid overdose deaths: findings from coroner postmortem toxicological report. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10806006/
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Combinations of three or more carry risks that no pair-by-pair chart can show. The checker rates every pair at once and flags the whole-mix ones on top.
Open this in the checkerRelated combinations
All combinations →Rated dangerous. Educational information only, not medical advice. Absence of a documented interaction is not evidence of safety.