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- Lay, D. C., et al. Show all 2 Author
- Journal of animal science 2011 v.89 no.10 pp. 3318-3325
- agitation; air; analgesic effect; analgesics; anesthesia; castration; humans; models; nitrous oxide; pain; piglets; reflexes; sedatives; skin tests; sleep; tail; tranquilizers; vocalization; weaning; weight gain; United States
- ... Surgical castration is performed on most male piglets in the United States. However, castration is painful and analgesics have been considered to relieve pain. Inhalant gases with analgesic properties allow for a fast induction, have short-term and reversible effects, and are a needle-free option. Nitrous oxide (N2O; “laughing gas”) has been widely used in human surgery and dental offices as an an ...