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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
405 ratings405 reviews
  1. 5 stars85% (345)
  2. 4 stars13% (52)
  3. 3 stars2% (8)
  4. 2 stars0% (0)
  5. 1 star0% (0)

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Showing 21-30 of 405 reviews
Jul 2, 2026
ChristyL
5 out of 5 stars review

Best Cold & Fever Medicine OTC

[This review was collected as part of a promotion.] Mucinex 12 HR Cold & Fever Multi-Symptom is my go-to for OTC relief when when I have cold symptoms and fever. The pills are easy to swallow, for me, and they help relieve my symptoms for the entire 12 hours. I always keep some in my purse in case I start feeling sick.

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Jul 5, 2026
EricaV
5 out of 5 stars review

Immediate Relief

[This review was collected as part of a promotion.] I caught whatever bug is going around and took these on day 2 of my symptoms. I felt so much better! These pills are not big and don't have a chalky aftertaste. It started working immediately and lasted all day. I made it through my work shift and honestly forgot I was sick!

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Jun 23, 2026
ErinH
5 out of 5 stars review

A top-tier cold and fever relief option I would choose again and again, hands down!

[This review was collected as part of a promotion.] I got sick this summer, and this helped me manage my symptoms so I could get back on my feet and handle what I needed to do for work. The tablets were easy to take and swallow, and I appreciated the convenience of 12-hour relief during a busy day. I also like having a multi-symptom option on hand rather than needing to reach for several different products the ingredients were designed to address multiple cold symptoms, and that was so convenient. Based on my experience, I would recommend it for keeping in your medicine cabinet when cold and fever symptoms come up. I did receive this Mucinex 12-hour cold and fever multi-symptom complimentary in exchange for my honest review. I would choose this again and again because it truly works.

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Jun 25, 2026
NicoleT
5 out of 5 stars review

Throw away your old cold medicine

[This review was collected as part of a promotion.] As a family who always use the typical OTC cold medicine that prevented coughing sneezing runny nose blah blah blah I wasn't sure about this Mucinex 12 hour cold and fever multi-symptom tablet. But I have to say the effectiveness of it was great. Without having to consume the horrible smelling and tasting liquid these pills were in my cabinet for easy storage and after just one dose I started feeling better I am excited to have these in my medicine cabinet for myself and my family.

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Jun 28, 2026
AlexM
5 out of 5 stars review

Definitely works wonders

[This review was collected as part of a promotion.] My husband randomly got a cold for a couple days and gave him this medicine and it worked wonders for him. He took 2 tablets every 12 hours and felt better in about 2 days. This bi-layer tablet helped his cough, aches, and fever. It's made to provide 12 hours of relief for congestion, body aches, fever, and headaches. It's nice knowing you can take this 1 tablet and it will help you with multiple symptoms. It doesn't dissolve so you have to swallow it with a drink. He said it doesn't have a bad aftertaste either which also is a huge plus. Overall we are super pleased with this medicine and going to purchase it in the future.

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Jul 6, 2026
MelissaM
5 out of 5 stars review

Mucinex 12-Hour Cold & Fever provided effective, long-lasting relief from my cough, chest congestion, body aches, and fever, making it easier to get through the day.

[This review was collected as part of a promotion.] Mucinex 12-Hour Cold & Fever provided effective, long-lasting relief from several of my cold symptoms. After taking it as directed, I noticed a reduction in chest congestion, body aches, and fever, making it easier to rest and go about my day. The extended relief was especially convenient since I didn't need to take medication as frequently as with some other cold remedies. The tablets are larger than average, but they were easy to swallow with water. Overall, I found this product to be reliable, effective, and convenient for treating multiple cold symptoms in one medication. Based on my experience, I would recommend it to anyone looking for long-lasting relief from cough, chest congestion, fever, and body aches.

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Jun 24, 2026
LauraS
5 out of 5 stars review

Perfect Relief for an Unexpected Summer Cold

[This review was collected as part of a promotion.] I honestly didn't think I would need this with the weather finally warming up, but somehow I still ended up catching a cold. I picked up this Mucinex 12-Hour Cold & Fever Multi-Symptom medicine and was pleasantly surprised by how well it worked. Within a few hours, I noticed relief from my congestion, cough, headache, and body aches. What I appreciated most was that it lasted throughout the day, so I wasn't constantly reaching for more medication. It helped me feel more like myself and get through work without feeling completely miserable. Definitely something I'll keep on hand, even when I think cold season is over! Highly recommend.

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Jun 26, 2026
LiubovH
5 out of 5 stars review

Long-lasting relief for multiple cold and flu symptoms in one convenient tablet .

[This review was collected as part of a promotion.] I was impressed with how well Mucinex 12 HR Cold& Fever multi-symptom worked! It helped relieve my cough, chest congestion, body aches, and fever while lasting for many hours, so l didn't need to take medicine as often. The extended- release formula was very convenient, and the tablets were easy to swallow. I also appreciated that one product addressed multiple symptoms at once , making it much easier to get through the day. I would definitely keep this in my medicine cabinet and recommend it to anyone dealing with cold and flu symptoms.

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Jul 2, 2026
CoralM
5 out of 5 stars review

It lasts 12hrs.

[This review was collected as part of a promotion.] This is 100% a live saver. This new product saved me while I was sick, I had cough, chest congestion and body pain, and this multi symptom help me with all that, and the best part is it lasts for 12hr. I love it.

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Jun 28, 2026
MelissaD
4 out of 5 stars review

Excellent choice

[This review was collected as part of a promotion.] I really enjoyed how the packaging was very clear about what this product does. The dosage and texture of this product was superb. The smell wasn't strong enough to make or break my decision of this product.

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