noun Pharmacology.
- a theophylline derivative, C16H24N10O4, used chiefly to relieve bronchial spasm in asthma, in the treatment of certain heart conditions, and as a diuretic.
noun
- a derivative of theophylline that relaxes smooth muscle and is used mainly to dilate the airways in the treatment of asthma and emphysema
- A theophylline derivative used as a bronchodilator in the treatment of bronchial asthma, emphysema, and bronchitis. Chemical formula: C16H24N10O4.