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Customer reviews for Mucinex 12-Hour Chest Congestant & Mucus Relief Tablets, 600 mg Guaifenesin 120 ct. for
Mucinex 12-Hour Chest Congestant & Mucus Relief Tablets, 600 mg Guaifenesin 120 ct.
4.8 out of 5 stars
stars
1,134 ratings215 reviews
  1. 5 stars90% (1,019)
  2. 4 stars7% (80)
  3. 3 stars2% (19)
  4. 2 stars0% (4)
  5. 1 star1% (12)
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Showing 201-210 of 215 reviews
Aug 9, 2018
Reviewer name: Eric
5 out of 5 stars
5 out of 5 stars review

Amazing Value

Same price as the old 100ct! Amazing value! Amazing product!

Helpful?5CSBS325TDSI36382404128
Feb 8, 2022
Reviewer name: hannaht136
5 out of 5 stars
5 out of 5 stars review

This will do the

This will do the trick for any cold! It also has no taste and is easy to take in pill form! I love that you only need to take it once every 12 hours, much easier to remember!

Review from influenster.com
Helpful?5CSBS325TDSI36382404128
Aug 14, 2021
Reviewer name: kristys52
1 out of 5 stars
1 out of 5 stars review

I’ve had a few

I’ve had a few people recommend this product when I’m sick. I’ve tried it a few times and it’s never made any difference for me. I’m better off with a cup of tea.

Review from influenster.com
Helpful?5CSBS325TDSI36382404128
Jan 27, 2026
Reviewer name: JeannieClyburn
5 out of 5 stars
5 out of 5 stars review

Great customer service

Helpful?5CSBS325TDSI36382404128
Nov 25, 2021
Reviewer name: SamShopperSamShopper
1 out of 5 stars
1 out of 5 stars review

Not for me

These did not work for me at all, the DM kind only helped with the congestion.

Helpful?5CSBS325TDSI36382404128
reply from Supplier Response

Hi , we’re sorry to hear about your experience with our Mucinex® 12-HOur Chest Congestion Expectorant Tablets. We would love an opportunity to obtain more information. Please call 1-866-529-8804 between 9:00am-5:00pm EST (Monday-Friday) and someone will be happy to help you. When calling, kindly refer to reference RB0000572986. Thank you!

Jun 8, 2023
Reviewer name: Larry
5 out of 5 stars
5 out of 5 stars review

Mucinex will turn bad day into a great day

This item is fast and works great

Helpful?5CSBS325TDSI36382404128
Feb 5, 2022
Reviewer name: jamief68
4 out of 5 stars
4 out of 5 stars review

Mucinex works so well

Mucinex works so well when you are sick and have a lot of congestion. I didn’t have Any side. effects

Review from influenster.com
Helpful?5CSBS325TDSI36382404128
Feb 4, 2022
Reviewer name: tm37
4 out of 5 stars
4 out of 5 stars review

Definitely works fast. I

Definitely works fast. I take one at night & prepare to be coughing my literal lung out in the morning

Review from influenster.com
Helpful?5CSBS325TDSI36382404128
Mar 24, 2022
Reviewer name: jennifers766
5 out of 5 stars
5 out of 5 stars review

This is a favorite

This is a favorite med in our house. Helps break sputum up and make it easier to cough it up. We always keep some on hand.

Review from influenster.com
Helpful?5CSBS325TDSI36382404128
Aug 25, 2021
Reviewer name: irisk3
4 out of 5 stars
4 out of 5 stars review

Good expectorant. Works well

Good expectorant. Works well but pricey. Readily available at local drugstores. Need more capsules in each box.

Review from influenster.com
Helpful?5CSBS325TDSI36382404128
reply from Mucinex Consumer Relations Team

Hi Iris. Thank you for trusting Mucinex® SE for your chest congestion relief. We note your suggestion about count size and will share it with our teams responsible for future plans.