Effects of medetomidine and xylazine on intraocular pressure and pupil size in healthy Beagle dogs.

Objective: To determine the effects of intramuscular (IM) administration of medetomidine and xylazine on intraocular pressure (IOP) and pupil size in normal dogs.

Study Design: Prospective, randomized, experimental, crossover trial.

Animals: Five healthy, purpose-bred Beagle dogs.