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Showing articles 0 to 2 of 2 Filter Applied: butorphenol (Click to remove) Chronic headache:Appropriate Use of Opiate Analgesics Neurol 44:S18-S24, Markley,H.G., 1994 Butorphanol (Stadol) :A Study in Problems of Current Drug Information and Control Neurol 48:1156-1160, Fisher,M.A.&Glass,S., 1997 Showing articles 0 to 2 of 2