Effect of intramuscular administration of medetomidine and xylazine on tear flow measured by the Schirmer tear test I in healthy cats.

Objectives: This study aimed to investigate the effects of intramuscular medetomidine and xylazine on tear flow in healthy cats.

Methods: Five cats each received medetomidine 10, 20, 40 and 80 µg/kg IM; xylazine 1.0, 2.