Histamine antagonists; aerosolized antihistamine drugs in prevention of histamine bronchospasm in guinea pigs.
D000818:Animals; D018926:Anti-Allergic Agents; D001986:Bronchial Spasm; D006168:Guinea Pigs; D006632:Histamine; D006633:Histamine Antagonists; D006801:Humans
D018926:Anti-Allergic Agents; D006633:Histamine Antagonists; D006632:Histamine
HISTAMINE AND ANTIHISTAMINES