Best Expectorant For Adults

Mucinex 12 Hour Maximum Strength 1200 mg Guaifenesin Extended-Release Tablets for Excess Mucus Relief, Expectorant Aids Excess Mucus Removal, Chest Congestion Relief, 42 Tablets

Mucinex 12 Hour 600 mg Guaifenesin Extended-Release Tablets for Excess Mucus Relief, Expectorant Aids Excess Mucus Removal, Chest Congestion Relief, 100 Bi-Layer Tablets

Mucinex DM Max Liquid Cough & Cold Medicine For Adults, Cold And Flu Medicine for Excess Mucus Relief, Guaifenesin & Dextromethorphan Expectorant & Decongestant for Adults, Dr Recommended, 6.0 Fl Oz

Robitussin Adult Maximum Strength Cough Plus Chest Congestion DM Max, Non-Drowsy Cough Suppressant and Expectorant, Raspberry Flavor, 8 Fl Oz x 2

Mucinex Sinus Max Severe Congestion & Pain Relief, Maximum Strength Nasal & Sinus Relief, Decongestant for Adults, Acetaminophen Pain Reliever, Guaifenesin Expectorant and Mucus Removal, 20 Caplets

GeriCare Geri-Tussin Cold and Cough Relief Guaifenesin Syrup, Sugar Free, 16 Fl Oz (Pack of 1)

Robitussin Cough and Chest Congestion DM, Cough Suppressant and Expectorant, Raspberry Flavor - 8 Fl Oz Bottle

Mucinex DM 12Hr Chest Congestion & Cough Medicine For Adults, Cold And Cough Medicine for Excess Mucus Relief, 600 mg Guaifenesin & 30 mg Dextromethorphan HBr, 40 Bi-Layer Tablets

GenCare Mucus Relief Expectorant with 400mg Guaifenesin - 200 Tablets for Cough, Chest Congestion, Colds, Flu, and Allergies

Amazon Basic Care Tussin DM MAX, Cough and Cold Medicine Syrup, Maximum Strength Mucus and Congestion Relief, Non-Drowsy, Raspberry Menthol Flavor, 8 fl oz (Pack of 1)