Oxtriphylline

Choline theophyllinate (INN), also known as oxtriphylline, is a cough medicine derived from xanthine that acts as a bronchodilator to open up airways in the lung. Chemically, it is a salt of choline and theophylline. It classifies as an expectorant.[citation needed] The drug is available under the brand names Choledyl and Choledyl SA, among others.[1] References .mw-parser-output .reflist{font-size:90%;margin-bottom:0.5em;list-style-type:decimal}.mw-parser-o... [wikipedia]