Skip to Main Content
Sam's Club
Sam's Club
All Departments
All Services
Customer reviews for Mucinex 12 Hour Cold and Flu Medicine for Adults, 50 Tablets for
Mucinex 12 Hour Cold and Flu Medicine for Adults, 50 Tablets
4.8 out of 5 stars
stars
1,357 ratings1,357 reviews
  1. 5 stars82% (1,118)
  2. 4 stars15% (200)
  3. 3 stars3% (34)
  4. 2 stars0% (4)
  5. 1 star0% (1)

Member photos

  • +1803 images
Sort by |
Showing 911-920 of 1,357 reviews
May 28, 2026
Reviewer name: DeeH
5 out of 5 stars
5 out of 5 stars review

Long -Lasting, Effective relief for multi symptoms

[This review was collected as part of a promotion.] This Mucinex 12 our cold and fever multi-symptom tablets worked great for my husband! They helped relieve his congestion, cough, body aches, and fever all WITHOUT making him feel drowsy! 😴 He really appreciated the long lasting relief so he didn't have to keep taking medicine throughout the day. Definitely a must have when cold symptoms hit!

Review from influenster.com
Helpful?1RQMQLXT1NBQ6004981466
Jun 16, 2026
Reviewer name: CassandraV
5 out of 5 stars
5 out of 5 stars review

Worked well!

[This review was collected as part of a promotion.] This worked really well for my cough and headache. I didn't have any flu symptoms but it worked well in relieving the cough and headache I got from coughing. The pills were easy to take and seemed to last as long as it says on most of the days I took them! All around I would recommend and would reach for it at the store when needed!

Review from influenster.com
Helpful?1RQMQLXT1NBQ6004981466
May 31, 2026
Reviewer name: LidisysD
5 out of 5 stars
5 out of 5 stars review

"Mucinex 12HR provided effective, long-lasting relief from my cough and congestion, helping me feel better throughout the day with just one dose."

[This review was collected as part of a promotion.] I tried Mucinex 12HR Cold & Fever Multi-Symptom and was pleased with the results. The tablets were easy to swallow, provided long-lasting 12-hour relief, and helped reduce my cough, congestion, headache, and body aches. The dosage instructions were simple to follow, and I appreciated not having to take it frequently. Overall, it was an effective and convenient option for managing multiple cold symptoms.

Review from influenster.com
Helpful?1RQMQLXT1NBQ6004981466
Jun 19, 2026
Reviewer name: AndreinaA
5 out of 5 stars
5 out of 5 stars review

Excellent for the cold 🤧

[This review was collected as part of a promotion.] It helped me a lot with the cough, congestion and body pain. I liked that it lasts more than 12 hours so I didn't have to be taking medicine every Very good experience It's a very good occasion when you have the flu or a cold precautions look at its ingredients well before taking it because you will know if you have something that you are allergic to but everything is fine with me

Review from influenster.com
Helpful?1RQMQLXT1NBQ6004981466
Jun 12, 2026
Reviewer name: RachaelP
5 out of 5 stars
5 out of 5 stars review

love this product

[This review was collected as part of a promotion.] this stuff is absolutely amazing. It clears a cold or fever very very fast and has a lot of benefits is so worth it. it cleared up my congestion, the taste is like every other cough suppressant and same texture but this works amazingly and the packaging is very simple and easy to understand

Review from influenster.com
Helpful?1RQMQLXT1NBQ6004981466
Jun 7, 2026
Reviewer name: AimeeB
5 out of 5 stars
5 out of 5 stars review

Very Effective!

[This review was collected as part of a promotion.] I recently got sick and when I used this product I thought it was very effective! I did not have any side effects and the feeling was consistent all day. The ingredients were good and it did not have a smell to it!

Review from influenster.com
Helpful?1RQMQLXT1NBQ6004981466
Jul 22, 2026
Reviewer name: RosalindaR
5 out of 5 stars
5 out of 5 stars review

They helped me when I needed them

[This review was collected as part of a promotion.] Even though no one wants to be sick I was glad I was able to use this and review it. It really helped me with all the coughing and congestion. I do wish there were more in a box because I did not have enough for my sickness duration but for the time that I was using it, I did get some relief and for sure felt a difference. Tablets were easy to open and easy to take at least for me. They are not chewable so I guess if you have a hard time swallowing pills it might not be easy. Overall I really liked the price, they helped a lot while I was sick and I would recommend using them and giving them a try.

Review from Mucinex
Helpful?1RQMQLXT1NBQ6004981466
Jun 22, 2026
Reviewer name: AngelaD
5 out of 5 stars
5 out of 5 stars review

Go to telief

[This review was collected as part of a promotion.] This provided instant yet long-lasting relief. We always end up with some summer ick, and this was our go-to for it. Helped with congestion and being able to breathe again. It's definitely a repurchase!

Review from influenster.com
Helpful?1RQMQLXT1NBQ6004981466
Jul 7, 2026
Reviewer name: EdithY
5 out of 5 stars
5 out of 5 stars review

Works very effectively

[This review was collected as part of a promotion.] This product helps to loosen phlem, the urge to cough often, temporarily reduced my fever and aches. This product has an immediate reaction and a layer that lasts 12 hours to ensure an easy recovery

Review from influenster.com
Helpful?1RQMQLXT1NBQ6004981466
Jun 13, 2026
Reviewer name: ShannonL
5 out of 5 stars
5 out of 5 stars review

Love mucinex!

[This review was collected as part of a promotion.] Mucinex has always been my go to when sick especially when I have it bad in my chest. This help my body get all the bad gunk out and leaves me feeling better faster! Works fast, worth every cent and leaves not after taste.

Review from influenster.com
Helpful?1RQMQLXT1NBQ6004981466