A modification of Haffner's method for testing analgesics.
D000632:Aminopyrine / Q000494:pharmacology*; D000700:Analgesics / Q000494:pharmacology*; D000818:Animals; D000983:Antipyrine / Q000494:pharmacology*; D001241:Aspirin / Q000494:pharmacology*; D001681:Biological Assay; D003061:Codeine / Q000494:pharmacology*; D005260:Female; D008297:Male; D051379:Mice; D009020:Morphine / Q000494:pharmacology*; D010615:Phenacetin / Q000494:pharmacology*
D000700:Analgesics; D000632:Aminopyrine; D009020:Morphine; D010615:Phenacetin; D001241:Aspirin; D000983:Antipyrine; D003061:Codeine