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.

This drug article relating to the respiratory system is a stub.