Dissociation of tracheobronchial and cardiac effects of some beta-adrenergic stimulants.

Adrenergic beta-Agonists/pharmacology Animals Arrhythmias, Cardiac/chemically induced Bronchi/drug effects Bronchial Spasm/drug therapy Bronchodilator Agents/therapeutic use Carbachol Cats Female Heart/drug effects Isoproterenol/pharmacology Nitrous Oxide Pentobarbital Receptors, Adrenergic Receptors, Drug Sympathomimetics/pharmacology Trachea/drug effects

Adrenergic beta-Agonists Bronchodilator Agents Receptors, Adrenergic Receptors, Drug Sympathomimetics Carbachol Pentobarbital Nitrous Oxide Isoproterenol