| metaproterenol sulfate | 3,5-Dihydroxy-alpha-[(isopropylamino)methyl]benzyl alcohol sulfate;a sympathomimetic bronchodilator used for the treatment of bronchial asthma and in chronic obstructive lung disease. It has relatively greater effect on b2-adrenergic receptors than b1, conferring some selectivity in relaxing bronchiolar smooth muscle as compared with cardiac stimulation. Synonym: orciprenaline sulfate. (05 Mar 2000) |
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