Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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10 Best over counter expectorants of 2026
Save up to 37% off
Best Choice1
Clicked 7 times in the last monthVicksVicks Formula 44 DM Cough & Congestion Liquid, Over-The-Counter Medicine, Day or Night, Cough Syrup, Powerful Cough and Congestion Relief, Cough Suppressant and Expectorant, Berry Flavor, 2x12 FL OZ
9.8Exceptional
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Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
Careful review Our team ensures quality, value, and fit based on real user feedback
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Analyzing top stores
Value for Money2
MucinexMucinex Fast-Max Cold and Flu & Nightshift Medicine for Adults, Over-The-Counter Medication Combo Pack for Sore Throat Relief, Decongestant, Cough & Cold Medicine (2 x 6 Fl Oz)
9.5Excellent
Our Rating
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3
WELMATEWELMATE - Guaifenesin 1200mg (35 Tablets) - Mucus Relief - Expectorant - Cough & Cold - 12 Hr Support - Extended-Release Bi-Layer Tablets - Over-The-Counter Medication
9.4Excellent
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4
WELMATEWELMATE - Guaifenesin 1200mg (35 Tablets) - Mucus Relief - Expectorant - Cough & Cold - 12 Hr Support - Extended-Release Bi-Layer Tablets - Over-The-Counter Medication
10% Off9.3Excellent
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5
MucinexMucinex Fast-Max Severe Congestion & Cough Medicine, Maximum Strength Symptom Relief, Over-The-Counter Medication, Cold Medicine, Cough Suppressant, Expectorant, Nasal Decongestant, 6 FL OZ
33% Off9.2Excellent
Our Rating
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MucinexMucinex Fast-Max Severe Congestion & Cough Medicine, Maximum Strength Symptom Relief, Over-The-Counter Medication, Cold Medicine, Cough Suppressant, Expectorant, Nasal Decongestant, 6 FL OZ
37% Off9.1Excellent
Our Rating
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7
WELMATEWELMATE - Guaifenesin 600mg (70 Tablets) - Mucus Relief - Expectorant, Thins Mucus - Cough & Cold - 12 Hr Support - Fast Acting - Extended-Release Bi-Layer Tablets - Over-The-Counter Medication
8.9Very Good
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8
WELMATEWELMATE - Guaifenesin 600mg (70 Tablets) - Mucus Relief - Expectorant, Thins Mucus - Cough & Cold - 12 Hr Support - Fast Acting - Extended-Release Bi-Layer Tablets - Over-The-Counter Medication
10% Off8.7Very Good
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9
MucinexMucinex Fast-Max Cold and Flu & Nightshift Medicine for Adults, Over-The-Counter Medication Combo Pack for Sore Throat Relief, Decongestant, Cough & Cold Medicine (2 x 6 Fl Oz)
10% Off8.4Good
Our Rating
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10
MucinexMucinex Rapid+Clear Maximum Strength Day & Night Cold and Flu Medicine for Adults (20 caplets) + Sinus Pressure Relief Nasal Spray (0.75 oz), Over-The-Counter Medication Combo Pack for Symptom Relief
25% Off8.3Good
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