Challenges in analgesic drug development.
Hewitt
D J
DJ
Clinical Neuroscience, Merck Research Laboratories, North Wales, Pennsylvania, USA. david_hewitt@merck.com
Hargreaves
R J
RJ
Curtis
S P
SP
Michelson
D
D
D000700:Analgesics / Q000494:pharmacology* / Q000627:therapeutic use; D000818:Animals; D035843:Biomedical Research / Q000379:methods*; D002986:Clinical Trials as Topic / Q000379:methods*; D004305:Dose-Response Relationship, Drug; D055808:Drug Discovery; D006801:Humans; D008954:Models, Biological; D012107:Research Design
D000700:Analgesics