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Customer reviews for Mucinex 12-Hour Maximum Strength Chest Congestion Expectorant Tablets, 1200 mg Guaifenesin 56 ct. for
Mucinex 12-Hour Maximum Strength Chest Congestion Expectorant Tablets, 1200 mg Guaifenesin 56 ct.
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4.8 out of 5 stars
stars
925 ratings209 reviews
  1. 5 stars88% (818)
  2. 4 stars8% (78)
  3. 3 stars2% (15)
  4. 2 stars1% (5)
  5. 1 star1% (9)

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Showing 51-60 of 209 reviews
Feb 19, 2024
Reviewer name: suef
4 out of 5 stars
4 out of 5 stars review

Verified Purchase

Great relief but difficult to swallow

works great,,, but tastes TERRIBLE. Difficult to swallow since they are so large

Helpful?17EBOSXSKNBS13599620720
reply from Mucinex Team

Hi. We'd like the opportunity to speak with you personally about your experience with our Mucinex® SE Bi-Layer Tablets. Please call us at your convenience at 1-800-235-6052 between 9:00-5:00 EST (Monday - Friday) and mention the following reference number 4032856, and we would be happy to speak with you.

Jan 19, 2025
Reviewer name: Patti
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Unbelievable

This stuff works great. I was told to use it at the first sign of a cold or flu by my physician.

Helpful?17EBOSXSKNBS13599620720
Jan 5, 2023
Reviewer name: june
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Happy

Mucinex works great. This is a great ptice

Review from walmart.com
Helpful?17EBOSXSKNBS13599620720
Oct 6, 2024
Reviewer name: Michelle
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Mucinex

Best stuff to help with seasonal allergies

Helpful?17EBOSXSKNBS13599620720
reply from Mucinex Team

Hi Michelle. We would like the chance to speak with you about your experience with Mucinex® SE. When you have a chance, please give us a call at 1-866-529-8804. We are available Monday to Friday from 9am until 5pm, EST. When calling, kindly refer to reference# 5499984.

Dec 30, 2023
Reviewer name: Mary
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Greatest

Love that it really works great

Review from walmart.com
Helpful?17EBOSXSKNBS13599620720
Nov 21, 2022
Reviewer name: BeGee
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great Price

Really works. Been sick for weeks and has congestion. Mucinex stopped that

Helpful?17EBOSXSKNBS13599620720
Feb 16, 2024
Reviewer name: JR
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Price, Effectiveness and Wonderful

Excellent relief for bronchial congestion

Helpful?17EBOSXSKNBS13599620720
Jun 24, 2025
Reviewer name: Pearleane S
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Sinus Congestion

Great product for sinus congestion

Helpful?17EBOSXSKNBS13599620720
reply from Mucinex Team

Hi Pearleane. We would like the chance to speak with you about your usage of Mucinex® SE. When you have a chance, please give us a call at 1-866-529-8804. We are available Monday to Friday from 9am until 5pm, EST. When calling, kindly refer to reference# 6779768. Thank you.

Jan 9, 2023
Reviewer name: Robyn
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

It helps

It has always been my go to

Helpful?17EBOSXSKNBS13599620720
Sep 11, 2025
Reviewer name: Larry Arnold
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Pulmonary miracle

It really relieves chest congestion

Helpful?17EBOSXSKNBS13599620720