The cyclooxygenase-2 inhibitor GW406381X [2-(4-ethoxyphenyl)-3-[4-(methylsulfonyl)phenyl]-pyrazolo[1,5-b]pyridazine] is effective in animal models of neuropathic pain and central s... by Bingham, S, Beswick, P, Bountra, C, Brown, T, Campbell, I, Chessell, I, Clayton, N, Collins, S, Davey, P, Goodland, H, Gray, N, Haslam, C, Hatcher, J, Hunter, A, Lucas, F, Murkitt, G, Naylor, A, Pickup, E, Sargent, B, Summerfield, S, Stevens, A, Stratton, S, Wiseman, J