Hexoprenaline Sulfate is a selective beta2-adrenoreceptor agonist. Hexoprenaline Sulfate is active in man as a bronchodilator by the oral or intravenous routes and by inhalation. Hexoprenaline Sulfate is indicated for use in the treatment of bronchospasm associated with obstructive airways diseases, including bronchitis, asthma and emphysema.