
Hero image 0 of Mucinex 12-Hour Maximum Strength Chest Congestion Expectorant Tablets, 1200 mg Guaifenesin 56 ct., 0 of 9
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Mucinex 12-Hour Maximum Strength Chest Congestion Expectorant Tablets, 1200 mg Guaifenesin 56 ct.
Highlights
Specifications
- Use Instructions: do not crush, chew, or break tablet . Take with a full glass of water. adults and children 12 years of age and over: 1 tablet every 12 hours. Do not exceed 2 tablets in 24 hours. Children under 12 years of age: do not use.
- Pack Size: 56 count tablets
- Shelf Life: N/A
- FSA & HSA Eligible: Yes
- Allergen and Warnings Information: Do not exceed 2 tablets in 24 hours. Children under 12 years of age: Do not use. Do not crush, chew, or break tablet.
- Ingredients: Active Ingredients: Guaifenesin (1200 mg). Inactive ingredients: carbomer homopolymer type b; fd&c blue no. 1 aluminum lake; hypromellose, usp; magnesium stearate, nf; microcrystalline cellulose, nf; sodium starch glycolate, nf'
*IQVIA using ProVoice Survey, December 2022 U.S. News & World Report/Pharmacy Times 2023-2024.
**Product eligibility may vary by plan. Check with your benefits administrator to determine which expenses are eligible before you shop.
While we strive to obtain accurate product information, we cannot guarantee or ensure the accuracy, completeness, or timeliness of any product information. Carefully read and follow all package directions. SamsClub.com assumes no liability for inaccuracies or misstatements about products.
Current price is USDNow $25.48
was $31.98
57.1 ¢/ea$6.50 off
Limit 4.Ends Nov 29
Prices may vary in club and online
Shipping
Free for Plus on eligible orders over $50
Columbus, 43215
Arrives by Tomorrow
.Order within 5 hr 31 min
Return or replace anytime.

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Aug 2, 2025
Reviewer name: CheriD
5 out of 5 stars review
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Brand Name has better packaging
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Oct 2, 2026
Reviewer name: CMac
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Works great!
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Jan 17, 2026
Reviewer name: Gin
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Works
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Current price is USDNow $25.48
was $31.98
57.1 ¢/ea$6.50 off
Limit 4.Ends Nov 29
Prices may vary in club and online
Shipping
Free for Plus on eligible orders over $50
Columbus, 43215
Arrives by Tomorrow
.Order within 5 hr 31 min
Return or replace anytime.























