Figure 5From: Antinociceptive tolerance to NSAIDs microinjected into dorsal hippocampus Experiments of pretreatment with naloxone before microinjections of NSAIDs into the DH results in prevention of NSAID-induced antinociception in TF latency for clodifen (A), ketorolac (B), and xefocam (C), respectively. Number of rats N = 5/groups.Back to article page