10 Best phlegm expectorant in Canada

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Last Updated - 2026/03/20

Best Choice

01
Mucinex

Mucinex, 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

Exceptional

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02
Mucinex

Mucinex, 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
Show more
9.7

Exceptional

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03
BENYLIN

BENYLIN Extra Strength Mucus and Phlegm Syrup, Relieves Chest Congestion and Mucus and Phlegm 250mL

9.3 worth the money

8.7 Taste
Main highlights

To use, Adults and children 12 years and older, take 2 tsp (10 mL) every 6 hours as needed; Do not exceed a total of 8 tsp. (40 mL) per day
This extra strength, fast-acting formula loosens and thins out mucus and phlegm so that you can expel it when you cough
Get fast, effective relief of mucus an phlegm, and chest congestion
Each 5 mL or 1 teaspoonful (tsp) contains 200 mg of expectorant Guaifenesin to thin and loosen phlegm and mucus and 15 mg of analgesic Menthol to relieve sore throat pain
Benylin Extra Strength Mucus and Phlegm Syrup, 250 mL, works in your lungs to break up mucus and phlegm, and help clear it from your chest
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9.6

Exceptional

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04
BENYLIN

BENYLIN Extra Strength Mucus and Phlegm Syrup, Relieves Chest Congestion and Mucus and Phlegm 250mL

13% Off

9.3 worth the money

8.7 Taste
Main highlights

To use, Adults and children 12 years and older, take 2 tsp (10 mL) every 6 hours as needed; Do not exceed a total of 8 tsp. (40 mL) per day
This extra strength, fast-acting formula loosens and thins out mucus and phlegm so that you can expel it when you cough
Get fast, effective relief of mucus an phlegm, and chest congestion
Each 5 mL or 1 teaspoonful (tsp) contains 200 mg of expectorant Guaifenesin to thin and loosen phlegm and mucus and 15 mg of analgesic Menthol to relieve sore throat pain
Benylin Extra Strength Mucus and Phlegm Syrup, 250 mL, works in your lungs to break up mucus and phlegm, and help clear it from your chest
Show more
9.5

Excellent

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Value for Money

05
Robitussin

Robitussin Extra Strength Mucus & Phlegm Syrup, Alcohol Free, Cherry Flavour, Packaging may vary

22% Off
Main highlights

This extra strength formula relieves: chest congestion, mucus & phlegm and soothes throats
Includes 1 package containing Robitussin Mucus & Phlegm Extra Strength (250 mL bottle)
Great tasting cherry flavour and alcohol free syrup
Designed for adults and children 12 years and older To be sure this product is right for you, always read and follow the label
Contains: Expectorant (Guaifenesin) 200 mg / 5 mL
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9.4

Excellent

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06
Robitussin

Robitussin Extra Strength Mucus & Phlegm Syrup, Alcohol Free, Cherry Flavour, Packaging may vary

26% Off
Main highlights

This extra strength formula relieves: chest congestion, mucus & phlegm and soothes throats
Includes 1 package containing Robitussin Mucus & Phlegm Extra Strength (250 mL bottle)
Great tasting cherry flavour and alcohol free syrup
Designed for adults and children 12 years and older To be sure this product is right for you, always read and follow the label
Contains: Expectorant (Guaifenesin) 200 mg / 5 mL
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9.3

Excellent

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07
Mucinex

Mucinex, Chest Congestion, 12 Hour Extended-Release Bi-Layer Tablets, Expectorant, 600 mg, 20 Count

8.4 Taste

8.2 worth the money
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
Show more
9.2

Excellent

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08
Mucinex

Mucinex, Chest Congestion, 12 Hour Extended-Release Bi-Layer Tablets, Expectorant, 600 mg, 20 Count

8.4 Taste

8.2 worth the money
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
Show more
9.1

Excellent

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09
Buckley'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
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9.0

Excellent

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10
Buckley'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
Show more
8.9

Very Good

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