Mucinex Fast Max ColdFlu and Sore Throat is part of the Acetaminophen Combinations class and treats Flu and Cold Symptoms. Acetaminophen is combined with other active ingredients like diphenhydramine and dextromethorphan to relieve cough, cold, allergy, and insomnia symptoms along with treating pain, menstrual pain, and fever. Mucinex Fast Max Cold Flu and Sore Throat is only available as a brand name drug. Get Mucinex Fast Max Cold Flu and Sore Throat for as low as $12.82, which is 31% off the average retail price of $18.63 for the most common version, by using a GoodRx coupon.