Xylazine analgesia in cattle.
D000698:Analgesia / Q000662:veterinary*; D000818:Animals; D002417:Cattle / Q000601:surgery*; D008297:Male; D010413:Penis / Q000601:surgery; D013843:Thiazines; D014991:Xylazine
D013843:Thiazines; D014991:Xylazine