Table 2. Changes in the venous blood gas parameters, pH^t and other biochemical parameters after administration of atipamezole by s.c. injection at 0.15 mg/kg (low ATI group) or 0.75 mg/kg (high ATI group) at 30 min after s.c. injection of a mixture of medetomidine, midazolam and butorphanol (MMB), and in the absence of atipamezole (natural reversal of anesthesia; the MMB group) in rats.