This combination medication is used to relieve coughs caused by the common cold, bronchitis, and other breathing illnesses. Guaifenesin belongs to a class of drugs known as expectorants. It works by thinning and loosening mucus in the airways, clearing congestion, and making breathing easier. Dextromethorphan belongs to a class of drugs known as cough suppressants. It acts on a part of the brain (cough center) to reduce the urge to cough.

Source: http://www.webmd.com/drugs/drug-15230-Q-Tussin+DM+Oral.aspx?drugid=15230&drugname=Q-Tussin+DM+Oral&source=0

Q-tussin DM Discussions

  1. link Vanessabarna1
    Mixture of meds
    Is Q-Tussin safe to take with Q-dryl and Azithromycin?
    Vanessabarna1- over a year ago - in Q-Tussin DM
  2. link Kssand
    Q-Tussin DM Syrup, alcohol free?
    Is Q-Tussin DM syrup alcohol free?
    Kssand- over a year ago - in Q-Tussin DM
  3. link Sshaw
    no doseage on the bottle
    how much do i take?
    Sshaw- over a year ago - in Q-Tussin DM
[ Read more Q-tussin DM posts ]