Fig. 4From: Meperidine pharmacokinetics and effects on physiologic parameters and thermal threshold following intravenous administration of three doses to horsesAverage ± SDnumber of Steps taken (over a 10-minute period of time) with respect to time following a single IV administration of 0.25, 0.5 and 1.0 mg/kg meperidine HCl to eight horses. *Significant differences relative to time 0 (p < 0.05)Back to article page