SOUTHERN PRICKLY ASH BARK, ZANTHOXYLUM CLAVA-HERCULIS, POISONING
 
Description    Ingestion of bark of the tree known as Southern Prickly Ash (ZANTHOXYLUM CLAVA-HERCULIS) was associated with clinical signs and death. This tree grows in the southern U.S. Animals that survived the initial attack appeared to recover completely within a month.
 
Species   Bovine, Caprine, Ovine
 
Signs   Ataxia, Blindness, Dysmetria, Dysphagia, Inability to stand
 
References   Niles GA. Toxicoses of the Ruminant Nervous System. Vet Clin North Am Food Anim Pract 2017;33:111 [Web Reference]
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