The winter 2011 Cough, Cold and Flu Relief Ingredient Guide breaks down the indication, active ingredients, purpose and dosage of such allopathic and homeopathic OTC aids as Mucinex, DayQuil, Coricidin HBP, Advil Cold and Sinus, Theraflu, Delsym, Oscillococcinum, Hyland's Defend and Zicam.
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