Hemlock water dropwort poisoning--a review

Area of Science:

• Toxicology
• Ethnobotany
• Plant Chemistry

Background:

• Hemlock water dropwort (Oenanthe crocata) is recognized as the most toxic plant in the British Isles.
• The plant's roots are the most poisonous part and are frequently mistaken for edible roots.
• Accidental ingestion of Oenanthe crocata roots has led to severe poisoning and fatalities.

Observation:

• A recent nonfatal case of hemlock water dropwort poisoning is presented.
• Previous documented cases of Oenanthe crocata poisoning are reviewed.
• Clinical manifestations of poisoning include severe convulsions.

Findings:

• Evidence suggests barbiturates, especially short-acting agents, are life-saving treatments.
• Barbiturates are identified as the drugs of choice for managing Oenanthe crocata-induced convulsions.
• Prompt administration of barbiturates can prevent severe neurological damage or death.

Implications:

• Highlights the critical need for public awareness regarding the dangers of Hemlock water dropwort.
• Informs medical professionals on effective treatment protocols for Oenanthe crocata poisoning.
• Underscores the importance of accurate plant identification in preventing accidental poisonings.