Antinociceptive efficacy of intramuscular administration of morphine sulfate and butorphanol tartrate in tegus (Salvator merianae).

OBJECTIVE To evaluate the antinociceptive efficacy of IM morphine sulfate or butorphanol tartrate administration in tegus (Salvator merianae). ANIMALS 6 healthy juvenile (12- to 24-month-old) tegus (mean ± SD body weight, 1,484 ± 473 g). PROCEDURES In a crossover study design, tegus were randomly assigned to treatment order, with a minimum washout period of 15 days between treatments.

Hyaluronidase administered with xylazine-tiletamine-zolazepam into adipose tissue shortens recovery from anesthesia in pigs.

Objective: To evaluate the effect of hyaluronidase on uptake, duration and speed of elimination of xylazine-tiletamine-zolazepam administered in the subcutaneous fat over the dorsal lumbar region of swine.

Study Design: Blinded, randomized, crossover study.

Animals: Six healthy Landrace/Large White pigs weighing 132±24 kg (mean±standard deviation).