10 Best Expectorant Cough Syrup for Adults in Canada
Updated on
04/05/2026
#1
Best Choice
- Fast-acting relief for aches, pains, fever, chills, sore throat, wet cough, and nasal congestion.
- Unique blend of herbal ingredients including camphor, menthol, pine needle oil, and Canada balsam for nasal congestion relief.
- Contains 325 mg acetaminophen for fever reduction and pain relief, along with 200 mg guaifenesin to loosen mucus, and 20 mg menthol to suppress cough.
- Formulated for individuals aged 12 and older; recommended dosage is 2 teaspoons every 4-6 hours, not exceeding 40 mL in 24 hours.
- Includes one 150 mL bottle of Buckley's Complete Plus Extra Strength Mucus Relief Syrup; always read the label for safety.
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- Fast-acting relief for aches, pains, fever, chills, sore throat, wet cough, and nasal congestion.
- Unique blend of herbal ingredients including camphor, menthol, pine needle oil, and Canada balsam for nasal congestion relief.
- Contains 325 mg acetaminophen for fever reduction and pain relief, along with 200 mg guaifenesin to loosen mucus, and 20 mg menthol to suppress cough.
Read More
#2
8% Off
- Breaks up mucus and phlegm in the lungs for easier expulsion
- Loosens and thins mucus, promoting effective cough relief
- Provides relief from chest congestion and associated discomfort
- Each 5 mL dose contains 200 mg Guaifenesin for mucus relief and 15 mg Menthol for sore throat pain
- Recommended dosage for adults and children over 12: 2 tsp (10 mL) every 6 hours, max 40 mL per day
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- Breaks up mucus and phlegm in the lungs for easier expulsion
- Loosens and thins mucus, promoting effective cough relief
- Provides relief from chest congestion and associated discomfort
- Each 5 mL dose contains 200 mg Guaifenesin for mucus relief and 15 mg Menthol for sore throat pain
- Recommended dosage for adults and children over 12: 2 tsp (10 mL) every 6 hours, max 40 mL per day
#3
Best Value
22% Off
- Contains 250 mL of Robitussin Mucus & Phlegm Extra Strength syrup
- Relieves chest congestion and soothes throats
- Alcohol-free syrup with a cherry flavor
- Contains 200 mg of Expectorant (Guaifenesin) per 5 mL
- Suitable for adults and children 12 years and older; always read the label before use
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- Contains 250 mL of Robitussin Mucus & Phlegm Extra Strength syrup
- Relieves chest congestion and soothes throats
- Alcohol-free syrup with a cherry flavor
- Contains 200 mg of Expectorant (Guaifenesin) per 5 mL
- Suitable for adults and children 12 years and older; always read the label before use
#4
- Formulated to relieve chest congestion effectively
- Provides quick relief for wet cough, nasal congestion, and sore throat pain
- Each 5 mL dose contains 200 mg of Guaifenesin for congestion relief and 15 mg of Menthol for sore throat and nasal congestion
- Recommended dosage for adults and children 12 years and older is 2 tsp. (10 mL) every 6 hours, not exceeding 8 tsp. (40 mL) per day
- Reliable option for managing cold symptoms
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- Formulated to relieve chest congestion effectively
- Provides quick relief for wet cough, nasal congestion, and sore throat pain
- Each 5 mL dose contains 200 mg of Guaifenesin for congestion relief and 15 mg of Menthol for sore throat and nasal congestion
- Recommended dosage for adults and children 12 years and older is 2 tsp. (10 mL) every 6 hours, not exceeding 8 tsp. (40 mL) per day
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#5
- Prospan by Helixia is the top natural cough medicine recommended by Canadian pharmacists for four years.
- Clinically proven adult cough syrup that relieves cough and aids in loosening mucus and phlegm without causing drowsiness.
- Provides relief for symptoms related to chronic bronchitis.
- Contains a honey flavor and is free from sucrose, dyes, and alcohol; comes with a leak-proof spout and measuring cup.
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- Prospan by Helixia is the top natural cough medicine recommended by Canadian pharmacists for four years.
- Clinically proven adult cough syrup that relieves cough and aids in loosening mucus and phlegm without causing drowsiness.
- Provides relief for symptoms related to chronic bronchitis.
- Contains a honey flavor and is free from sucrose, dyes, and alcohol; comes with a leak-proof spout and measuring cup.
#6
28% Off
- Contains 100 mL of Robitussin Cough Control Extra Strength
- Effectively relieves dry coughs, chest congestion, and throat irritation
- Alcohol-free syrup with a cherry flavor
- Active ingredients: Dextromethorphan Hydrobromide (15 mg per 5 mL) and Guaifenesin (200 mg per 5 mL)
- Suitable for adults and children aged 12 and older; read label for use guidelines
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- Contains 100 mL of Robitussin Cough Control Extra Strength
- Effectively relieves dry coughs, chest congestion, and throat irritation
- Alcohol-free syrup with a cherry flavor
- Active ingredients: Dextromethorphan Hydrobromide (15 mg per 5 mL) and Guaifenesin (200 mg per 5 mL)
- Suitable for adults and children aged 12 and older; read label for use guidelines
#7
- Provides up to 6 hours of relief from cough, nasal congestion, and chest congestion due to cold and flu symptoms.
- Formulated with camphor and menthol, along with herbal ingredients including pine needle oil and Canada balsam for effective congestion relief.
- Contains 100 mg of guaifenesin and 10 mg of menthol per 5 mL, designed to be non-drowsy.
- Suitable for adults and children aged 12 and older; recommended dosage is 2 to 3 teaspoons (10 to 15 mL) every 2 to 3 hours, not exceeding 4 doses per day.
- Each package contains a 250 mL bottle of Buckley's Mucus & Phlegm Expectorant Syrup; always read and follow the label for proper use.
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- Provides up to 6 hours of relief from cough, nasal congestion, and chest congestion due to cold and flu symptoms.
- Formulated with camphor and menthol, along with herbal ingredients including pine needle oil and Canada balsam for effective congestion relief.
- Contains 100 mg of guaifenesin and 10 mg of menthol per 5 mL, designed to be non-drowsy.
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#8
- Contains natural honey for soothing cough relief and congestion support.
- Utilizes True Source Certified honey, ensuring ethical sourcing.
- Recommended for adults and children 12+, with a dosage of 20 mL every 6 hours (maximum 4 doses daily).
- Each dose includes 20 mg of Dextromethorphan for cough suppression and 400 mg of Guaifenesin to help loosen mucus.
- Includes one 230 mL bottle and measuring cup; read the label for proper use.
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- Contains natural honey for soothing cough relief and congestion support.
- Utilizes True Source Certified honey, ensuring ethical sourcing.
- Recommended for adults and children 12+, with a dosage of 20 mL every 6 hours (maximum 4 doses daily).
- Each dose includes 20 mg of Dextromethorphan for cough suppression and 400 mg of Guaifenesin to help loosen mucus.
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#9
21% Off
- Formulated for individuals with diabetes; alcohol-free syrup that alleviates dry cough and chest congestion.
- Contains an expectorant to help loosen mucus and phlegm for relief throughout the day and night.
- Suitable for adults and children aged 12 and older; recommended dosage is one teaspoon (5 mL) every 6 hours, not exceeding 4 doses per day as advised by a physician.
- Each teaspoon (5 mL) provides 10 mg of Dextromethorphan Hydrobromide for cough suppression and 100 mg of Guaifenesin as an expectorant.
- Includes one 115 mL bottle of syrup offering a pleasant berry flavor.
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- Formulated for individuals with diabetes; alcohol-free syrup that alleviates dry cough and chest congestion.
- Contains an expectorant to help loosen mucus and phlegm for relief throughout the day and night.
- Suitable for adults and children aged 12 and older; recommended dosage is one teaspoon (5 mL) every 6 hours, not exceeding 4 doses per day as advised by a physician.
Read More
#10
21% Off
- Formulated for individuals with diabetes; alcohol-free syrup that alleviates dry cough and chest congestion.
- Contains an expectorant to help loosen mucus and phlegm for relief throughout the day and night.
- Suitable for adults and children aged 12 and older; recommended dosage is one teaspoon (5 mL) every 6 hours, not exceeding 4 doses per day as advised by a physician.
- Each teaspoon (5 mL) provides 10 mg of Dextromethorphan Hydrobromide for cough suppression and 100 mg of Guaifenesin as an expectorant.
- Includes one 115 mL bottle of syrup offering a pleasant berry flavor.
Read More
- Formulated for individuals with diabetes; alcohol-free syrup that alleviates dry cough and chest congestion.
- Contains an expectorant to help loosen mucus and phlegm for relief throughout the day and night.
- Suitable for adults and children aged 12 and older; recommended dosage is one teaspoon (5 mL) every 6 hours, not exceeding 4 doses per day as advised by a physician.
Read More
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How We Estimate & Rank
We make shopping simple by hand-picking the top 10 Expectorant Cough Syrup for Adults just for you. Our team focuses on what’s available right now, what’s popular with other shoppers, and, most importantly, what’s most relevant to your search. We cover leading brands such as Buckley's, BENYLIN, Robitussin, Helixia, Mucinex, and other trusted names in this category. By filtering out the noise, we ensure you only see high-quality options that actually meet your needs. It’s all the best finds, minus the endless scrolling!
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PRODUCTS SCANNED & ANALYZED
Final Recommendations
We’ve selected three standout options to make your choice easier
BEST OVERALL
Our overall winner is Buckley Complete Extra Strength Mucus Relief by Buckley's, earning top marks for its balanced combination of quality, performance, and price.
BEST VALUE
The best value for most shoppers is Robitussin Extra Strength Mucus & Phlegm Syrup by Robitussin, earning consistently positive feedback for its performance and accessible pricing.
BEST DEAL
The best deal available right now for Cough Remedies is Robitussin Cough Control by Robitussin, now offered at 28% off.
