[Secondary effect of morphine and antihistaminics].
D018926:Anti-Allergic Agents; D006634:Histamine H1 Antagonists / Q000494:pharmacology*; D006801:Humans; D009020:Morphine / Q000494:pharmacology*
D018926:Anti-Allergic Agents; D006634:Histamine H1 Antagonists; D009020:Morphine
ANTIHISTAMINICS/effects; MORPHINE/effects
Azioni secondarie della morfina ed antistaminici.