4-aminopyridine(redirected from Pyridine, 4-amino-)
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1. a central nervous system stimulant and a pharmacological antagonist to d-tubocurarine and ketamine-diazepam. Used experimentally as a neuromuscular potentiator in the treatment of botulism.
2. a bird repellent which will poison animals that eat the treated grain accidentally. Horses show fright, sweating, convulsions and sudden death.