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Artificial intelligence is progressing rapidly in health care — but a recent case highlights serious concerns about the risks of certain large language models (LLMs), like ChatGPT, acting as dieticians or medical advisors.

A case report published in the Annals of Internal Medicine (August 2025), and covered by Fox News Digital, described a 60-year-old man who was admitted to the hospital after ChatGPT suggested he replace table salt (sodium chloride) with sodium bromide.

What Happened?

The patient, who was trying to eliminate salt from his diet, consulted a language model for advice. After replacing table salt with sodium bromide in his meals for three months, he sought medical care.

While sodium bromide looks similar to salt, it is toxic when consumed. Once prescribed as a sedative and anticonvulsant, sodium bromide is now restricted to industrial cleaning, agriculture, and manufacturing.

By the time he presented for medical care, he had developed the following symptoms:

  • Fatigue and insomnia

  • Poor coordination

  • Skin changes (acne, cherry angiomas)

  • Extreme thirst

  • Neuropsychiatric effects: paranoia, hallucinations, confusion

The patient was ultimately diagnosed with bromism, a toxic syndrome caused by chronic exposure to bromide. He was hospitalized for three weeks, receiving IV fluids, electrolyte replacement, antipsychotic therapy, and inpatient monitoring.

In the end, the patient recovered, but this case highlights a glaring danger: AI produced harmful recommendations without clinical oversight.

Why Did ChatGPT Suggest Sodium Bromide?

Experts describe this as a textbook example of AI “hallucination.” Sodium bromide is frequently referenced in chemical literature alongside sodium chloride as a reagent in laboratory reactions. Without a medical context, ChatGPT mistakenly presented sodium bromide as a dietary alternative — with potentially catastrophic consequences.

As Dr. Harvey Castro, emergency physician and AI expert, explains:

“Large language models create predictions of text through the probability of the next likely words, not by fact-checking. ChatGPT’s reporting of bromide demonstrates that context is critical in health advice.”

Takeaways & Warnings

  • AI is not a doctor. ChatGPT itself reminds users it is not a substitute for professional medical advice.

  • Chemically similar substances can kill. Sodium bromide looks like salt but is toxic.

  • Context is critical. LLMs can conflate laboratory chemistry with dietary or medical contexts.

  • Regulatory gap. There are currently no international standards for AI-generated healthcare content.

What We Are Doing Differently at MedicalToxic.com

While this case demonstrates the risks of arbitrary, unsupervised AI, MedicalToxic.com was designed for the exact opposite use case.

Our services integrate artificial intelligence with clinical toxicology expertise, providing safe and evidence-based decision support:

  • MedSpeechTransforms poison exposure phone calls into structured SOAP notes by extracting clinical findings, labs, and treatment plans—all automatically. This reduces documentation time and accelerates decision-making.

  • ToxAssist – Analyzes free-text documentation to identify toxicological agents, symptoms, and labs, generating both diagnostic support and guideline-based treatment recommendations.

  • ApapTox ApapTox provides a comprehensive interface for assessing acetaminophen overdose. It integrates the Rumack–Matthew nomogram with laboratory-guided risk evaluation, incorporates King’s College criteria for liver transplant consideration, and highlights indications for hemodialysis. The platform also addresses specialized clinical guidelines for acute ingestions, supratherapeutic exposures, and cases with unknown timing of ingestion.

  • RumackCalc – For urgent bedside use, RumackCalc offers rapid access to the Rumack–Matthew nomogram, allowing clinicians to make immediate treatment decisions.

RumackCalc acetaminophen toxicity risk evaluation showing serum acetaminophen level plotted against the Rumack–Matthew nomogram with treatment lines for high risk, probable risk, possible risk, and abstinent alcoholics. The result indicates a potentially toxic level above the treatment threshold, requiring N-acetylcysteine (NAC) therapy. RumackCalc is a MedicalToxic.com tool for rapid acetaminophen overdose assessment and guideline-based treatment decisions
RumackCalc acetaminophen overdose risk evaluation using the Rumack–Matthew nomogram to guide NAC treatment
  • Antidote Tool – Ensures rapid identification of appropriate antidotes based on toxins, lab results, or presenting symptoms in time-sensitive poisonings.

  • ToxiCOWS & ToxiCIWA – Real-time, interactive calculators for opioid (COWS) and alcohol (CIWA-Ar) withdrawal syndromes—complete with score calculation and suggested severity-based interventions

  • Medical Toxicology Community – A free, moderated Q&A forum for clinical toxicology that enables healthcare professionals, students, and the public to ask about any substance exposure and receive timely, guideline-informed responses—purely educational, with no doctor–patient relationship created

Medical Toxicology Community free Q&A forum featuring case discussions such as a 63-year-old woman who may have re-taken metoprolol, lisinopril, and levothyroxine within 16 hours, providing guideline-based toxicology education on overdose risks, symptoms, and safe management strategies
Medical Toxicology Community: Free Q&A on poisonings, overdoses, and safe case management

What Makes MedicalToxic.com Different?

  • Guideline-based: All tools follow evidence-based toxicology and clinical protocols.

  • Expert-supervised: Every system is developed under the oversight of board-certified medical toxicologists.

  • Risk mitigation: Built-in safeguards prevent unsafe or unapproved recommendations.

  • Clinical-grade: Tools are designed to support clinicians, complement workflows, and remove administrative burdens.

  • Educational outreach: Blogs, podcasts, and guidelines expand toxicology learning and awareness.

  • Privacy and security: Built with HIPAA/GDPR compliance, ensuring patient privacy is always protected.

Final Thoughts

AI will undoubtedly play an important role in medicine as an adjunct to diagnosis and personalized care. But the sodium bromide case is a clear reminder: blindly trusting AI carries real risks.

MedicalToxic.com envisions a different path — one where AI is grounded in science, guided by medical toxicologists, and directed toward patient care.

In this way, we demonstrate how AI can evolve from a risky generalist into a trusted clinical partner for toxicology and emergency medicine.

FAQ

Q1: Can ChatGPT safely replace a doctor for poisoning or overdose advice?

Answer: No. As shown in the sodium bromide case, general AI can give harmful recommendations. MedicalToxic.com is different — it integrates AI with evidence-based toxicology protocols and board-certified medical toxicologist oversight to ensure safe, guideline-driven support.

Q2: What makes MedicalToxic.com safer than ChatGPT for toxicology questions?

Answer: Unlike general LLMs, MedicalToxic.com tools are trained and validated on toxicology data, follow published guidelines (e.g., EXTRIP, ACMT), and include built-in safeguards to prevent unsafe advice.

Q3: How does MedSpeech help poison centers save time?

Answer: MedSpeech automatically converts poisoning-related phone calls into structured SOAP notes, extracting symptoms, labs, and treatment plans. This reduces documentation time and lets poison specialists focus on patient care.

Q4: How does ToxAssist identify toxic substances in clinical notes?

Answer: ToxAssist scans free-text records, extracts clinical findings, labs, and substances, then generates guideline-based treatment recommendations. This supports fast, accurate diagnosis in suspected overdoses.

Q5: How can ApapTox improve acetaminophen overdose management?

Answer: ApapTox combines the Rumack–Matthew nomogram with lab-based risk assessment, integrates King’s College transplant criteria, and flags hemodialysis indications, helping clinicians make precise treatment decisions in real time.

Q6: Why is RumackCalc useful in the emergency department?

Answer: RumackCalc provides immediate access to the Rumack–Matthew nomogram for rapid bedside assessment of acetaminophen toxicity, ensuring timely NAC therapy decisions in the ED.

Q7: What is the Antidote Tool on MedicalToxic.com?

Answer: The Antidote Tool helps clinicians quickly match toxins, symptoms, or lab results with the correct antidote — reducing delays in critical poisonings like cyanide, digoxin, or methanol.

Q8: Can MedicalToxic.com help with opioid withdrawal management?

Answer: Yes. ToxiCOWS provides an interactive COWS (Clinical Opioid Withdrawal Scale) calculator with evidence-based scoring and severity-based treatment guidance for safe opioid detox.

Q9: How does MedicalToxic.com assist with alcohol withdrawal?

Answer: ToxiCIWA is an interactive CIWA-Ar calculator that helps clinicians grade alcohol withdrawal severity and guides benzodiazepine titration safely.

Q10: Is MedicalToxic.com only for clinicians, or can the public use it?

Answer: Both. MedicalToxic.com includes professional-grade tools for clinicians and a free, moderated Q&A Community where the public and students can ask toxicology-related questions.

Q11: Does MedicalToxic.com protect patient privacy?

Answer: Yes. All tools are built with HIPAA and GDPR compliance, ensuring protected health information remains secure while using AI-powered toxicology support.

Q12: How does MedicalToxic.com prevent AI hallucinations like the sodium bromide case?

Answer: By grounding every tool in published toxicology guidelines and expert oversight, MedicalToxic.com avoids speculative or unsafe recommendations and only produces validated outputs.

Q13: Can MedicalToxic.com help identify when dialysis is needed in poisoning?

Answer: Yes. ApapTox and other toxicology tools incorporate EXTRIP guidelines to highlight dialysis indications in severe acetaminophen, lithium, or salicylate poisonings.

Q14: What educational resources are available on MedicalToxic.com?

Answer: In addition to clinical tools, the platform offers blogs, podcasts, and guideline summaries to support toxicology learning for clinicians, pharmacists, students, and the public.

Q15: Why should hospitals and poison centers adopt MedicalToxic.com?

Answer: It reduces clinician workload, standardizes care, ensures guideline compliance, and improves patient safety — making it a powerful adjunct to toxicology practice in both community and academic settings.

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Tags:

Antidotes for Poisoning

Emergency Toxicology

Poisoning Treatment

Clinical Toxicology

Author:

Bio:

Dr. Omid Mehrpour (MD, FACMT) is a senior medical toxicologist and physician-scientist with over 15 years of clinical and academic experience in emergency medicine and toxicology. He founded Medical Toxicology LLC in Arizona and created several AI-powered tools designed to advance poisoning diagnosis, clinical decision-making, and public health education. Dr. Mehrpour has authored over 250 peer-reviewed publications and is ranked among the top 2% of scientists worldwide. He serves as an associate editor for several leading toxicology journals and holds multiple U.S. patents for AI-based diagnostic systems in toxicology. His work brings together cutting-edge research, digital innovation, and global health advocacy to transform the future of medical toxicology.

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