About theophylline ER
THEOPHYLLINE treats asthma and chronic obstructive pulmonary disease (COPD). It works by opening the airways of the lungs, making it easier to breathe.
Get Theophylline ER for as low as $26.71, which is 84% off the average retail price of $164.32 for the most common version, by using a GoodRx coupon.
