The augmentation of analgesic effect of aspirin with phenacetin and caffeine.
D000700:Analgesics; D001241:Aspirin; D002110:Caffeine; D010615:Phenacetin
D000700:Analgesics; D002110:Caffeine; D010615:Phenacetin; D001241:Aspirin
ACETOPHENETIDIN; ACETYLSALICYLIC ACID; CAFFEINE