Advertising Disclosure Guaifenesin Tablets Comparison - August 2025
7 Best Guaifenesin Tablets In Canada
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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| 1 Best Choice  9.9Exceptional | 2  9.8Exceptional | 3  9.7Exceptional | 4  9.6Exceptional | 5 Best Value  9.5Excellent | 6  9.3Excellent | 7  9.2Excellent |
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ModelMucinex, Chest Congestion, 12 Hour Extended-Release Bi-Layer Tablets, Expectorant, 600 mg, 40 Count | Model Buckley Complete Extra Strength Mucus Relief, 150ml (Packaging May Vary) | Model Mucinex, Chest Congestion, 12 Hour Extended-Release Bi-Layer Tablets, Expectorant, 600 mg, 20 Count | Model MUCINEX® MULTI-ACTION™ Wet & Dry Cough, Liquid, 180 mL | Model Mucinex Multi-Action Congestion, Cold, & Cough Caplets, 20 count | Model Mucinex Multi-Action Congestion,Cold & Flu Caplets, 20 count | Model Coricidin Decongestant Free Cough and Cold Medicine - Cough, cold and flu medicine for adults – Effective Symptom Relief From Sore Throat, Cough, Chest Congestion, Fever, and Headaches, 24 Liquid Gels |
BrandMucinex | Brand Buckley's | Brand Mucinex | Brand Mucinex | Brand Mucinex | Brand Mucinex | Brand Coricidin II |
Reviews | Reviews | Reviews | Reviews | Reviews  | Reviews | Reviews |
Tech Specs | ||||||
product dimensions2.3 x 9 x 12.8 cm 60 g | product dimensions - | product dimensions 1.7 x 9 x 12.8 cm 20 g | product dimensions - | product dimensions 1.9 x 11.9 x 7.4 cm 0.08 g | product dimensions 1.9 x 11.9 x 7.4 cm 0.08 g | product dimensions 3.81 x 12.7 x 8.89 cm 60 g |
manufacturer reference- | manufacturer reference 44068114-EA | manufacturer reference 638249324400 | manufacturer reference - | manufacturer reference - | manufacturer reference - | manufacturer reference 56500371591 |
Available On | Available On | Available On | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.9
1MucinexMucinex, Chest Congestion, 12 Hour Extended-Release Bi-Layer Tablets, Expectorant, 600 mg, 40 Count
Main highlights- Relieves chest congestion due to common colds
- Mucinex is the #1 doctor recommended OTC expectorant among Internists, General Practitioners and Family Practitioners in the US
- Immediate and extended release for up to 12 hours
- Helps loosen mucus and makes coughs more productive
- Extended-release bi-layer tablet
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9.8
2Buckley's
Buckley Complete Extra Strength Mucus Relief, 150ml (Packaging May Vary)
Main highlights- This package includes one 150 mL bottle of Buckley's Complete Plus Extra Strength Mucus Relief Syrup
- Non-drowsy, each teaspoon (5 mL) of Buckley's Complete contains 325 mg acetaminophen for reducing fever and relieving aches and pain, 200 mg of the guaifenesin expectorant to loosen mucus and phlegm buildup, and 20 mg of menthol to suppress your cough and relieve nasal congestion
- Manage your cold symptoms with Buckley's Complete Plus Extra Strength Mucus Relief Syrup, providing fast-acting relief of aches and pains, fever and chills, sore throat pain, wet cough, nasal and sinus congestion, and chest congestion
- Formulated for adults and children 12 years and older, take 2 teaspoons (10 mL) every 4-6 hours (do not take more than 40 mL in 24 hours). If preferred, mix with equal parts honey
- Buckley's syrups use a unique blend of herbal ingredients that hasn't changed for 100 years, including camphor, menthol to help relieve nasal congestion, and pine needle oil and Canada balsam
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9.7
3Mucinex10% Off
Mucinex, Chest Congestion, 12 Hour Extended-Release Bi-Layer Tablets, Expectorant, 600 mg, 20 Count
Main highlights- Relieves chest congestion due to common colds
- Mucinex is the #1 doctor recommended OTC expectorant among Internists, General Practitioners and Family Practitioners in the US
- Immediate and extended release for up to 12 hours
- Helps loosen mucus and makes coughs more productive
- Extended-release bi-layer tablet
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Popularity
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Value for money
BestChoices.com compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
Value for money
BestChoices.com compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
