Tramadol--a new oral analgesic.
D000284:Administration, Oral; D002986:Clinical Trials as Topic; D003365:Costs and Cost Analysis; D018592:Cross-Over Studies; D004305:Dose-Response Relationship, Drug; D004311:Double-Blind Method; D006801:Humans; D007231:Infant, Newborn; D010146:Pain / Q000188:drug therapy; D014147:Tramadol / Q000008:administration & dosage* / Q000009:adverse effects / Q000493:pharmacokinetics
D014147:Tramadol