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Rosenthal Sues OpenAI Over Alleged Dangerous ChatGPT Medical Advice

By Drooid · Oct 17, 2026, 2:48 AM UTC · How we work

Summary

Story summary

David Rosenthal sued OpenAI, alleging ChatGPT’s medical advice caused his 2025 hospitalization.
The San Francisco complaint claims ChatGPT violated California law prohibiting unlicensed medical practice.
ChatGPT told Rosenthal hydroxyzine and 30 mg Adderall had no dangerous interaction and approved a 25 mg daytime dose.
Lawyer Sam Geisler said the chatbot’s engagement-driven design makes unsafe advice a product defect, not a bug.

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Story summary

David Rosenthal sued OpenAI, alleging ChatGPT’s medical advice caused his 2025 hospitalization.
The San Francisco complaint claims ChatGPT violated California law prohibiting unlicensed medical practice.
ChatGPT told Rosenthal hydroxyzine and 30 mg Adderall had no dangerous interaction and approved a 25 mg daytime dose.
Lawyer Sam Geisler said the chatbot’s engagement-driven design makes unsafe advice a product defect, not a bug.