GUAIFENESIN treats cough and chest congestion. It works by thinning and loosening mucus, making it easier to clear from the head, throat, and lungs. It belongs to a group of medications called expectorants.
Get Guaifenesin for as low as $6.17, which is 75% off the average retail price of $25.17 for the most common version, by using a GoodRx coupon.
