Toxicology of the newer neonicotinoid insecticides: Imidacloprid poisoning in a human

Imidacloprid, a potent neonicotinoid insecticide, is currently one of the best selling insecticides. We report a patient with clinical toxicity due to the ingestion of imidacloprid in a deliberate suicide attempt. The structure and mode of action of imidacloprid are discussed.