Studies on analgesics; the time-action curves of morphine, codeine, dilaudid and demerol by various methods of administration; analgesic activity of acetylsalicylic acid and aminopyrine.
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D000632:Aminopyrine; D000700:Analgesics; D000758:Anesthesia; D001241:Aspirin; D003061:Codeine / Q000494:pharmacology*; D004091:Hydromorphone; D008614:Meperidine / Q000494:pharmacology*; D009020:Morphine; D012459:Salicylates
D000700:Analgesics; D012459:Salicylates; D000632:Aminopyrine; D009020:Morphine; D008614:Meperidine; D004091:Hydromorphone; D001241:Aspirin; D003061:Codeine