Top 5 Takeaways

1. Incident Overview: Fifteen cases of poisoning, including five deaths, were reported among attendees of a birthday luncheon in Chongqing, China, due to consumption of a homemade medicinal liquor containing toxic Aconitum alkaloids.
2. Symptoms and Outcomes: Symptoms included numbness, vomiting, heart palpitations, and dizziness. All patients were hospitalized, with nine admitted to intensive care, and four of the hospitalized patients died.
3. Source of Poisoning: The homemade medicinal liquor was prepared using aconite roots, which are highly toxic if not processed correctly. The liquor contained high concentrations of toxic Aconitum alkaloids, specifically bullatine A and aconitine.
4. Public Health Response: The local government responded with patient treatment and an investigation involving public security, health departments, and regulatory authorities. Public health messages were disseminated to raise awareness about the toxicity of Aconitum species.
5. Prevention Measures: Emphasizing the importance of proper labeling, regulation of raw materials containing Aconitum alkaloids, and public awareness campaigns to prevent similar incidents in the future.

Original Article Author and Citation

Corresponding Author

Yinan Zhao, 651563120@qq.com

Suggested Citation

Zhou C, Luo S, Tang J, Quick L, Liu H, Zhao Y. Poisoning Associated with Consumption of a Homemade Medicinal Liquor — Chongqing, China, 2018. MMWR Morb Mortal Wkly Rep 2022;71:569–573. DOI: http://dx.doi.org/10.15585/mmwr.mm7116a2

Summary

In May 2018, 15 cases of poisoning, including five fatalities, were reported among attendees of a birthday luncheon in Chongqing, China. The poisoning was linked to a homemade medicinal liquor containing toxic Aconitum alkaloids. Symptoms included numbness, vomiting, and heart palpitations. The local government responded with an investigation and public health messaging to raise awareness about the toxicity of Aconitum species.

Methods

The investigation included identifying cases, laboratory testing of drinks, and patient interviews. Demographic information and a list of consumed food and beverages were obtained through structured questionnaires. Medical records were reviewed, and toxicology tests were conducted on the medicinal liquor.

Discussion

The investigation confirmed that the poisoning was caused by the homemade medicinal liquor containing Aconitum alkaloids. The incident highlights the importance of proper labeling, regulation of raw materials, and public awareness to prevent similar poisonings. Aconitum species, while used in traditional medicine, are highly toxic if not processed correctly.

Conclusion

To prevent future incidents, it is crucial to enforce regulations on the sale of raw materials containing Aconitum alkaloids, ensure proper labeling of homemade products, and increase public awareness about the toxicity of Aconitum species. Public health messaging and safety monitoring are essential to mitigate the risks associated with these toxic plants.

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