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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
407 ratings407 reviews
  1. 5 stars85% (346)
  2. 4 stars13% (53)
  3. 3 stars2% (8)
  4. 2 stars0% (0)
  5. 1 star0% (0)

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Showing 111-120 of 407 reviews
Jun 8, 2026
KarolineG
5 out of 5 stars review

Effective medication

[This review was collected as part of a promotion.] In fact, I love Mucinex. It is the only product that really has the right dose to help me overcome colds and all their symptoms. Its packaging comes with the perfect way to take the medicine, allowing its dissolution to be more effective.

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May 30, 2026
OksanaT
5 out of 5 stars review

Great all-in-one cold relief!

[This review was collected as part of a promotion.] Works really well when you are dealing with multiple cold symptoms at once. It helps reduce fever, body aches and chest congestion. It like that it lasts 12 hours, so I don't have to take medication throughout the day.

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Jun 1, 2026
AlexaH
5 out of 5 stars review

Twelve hours of serious cold relief!

[This review was collected as part of a promotion.] Eye catching packaging, really highlights the active ingredients. Twelve hours is what you come to expect from Mucinex, this is often the only medicine I take for a really bad cough! The texture is a smooth capsule shaped pill, doesn't seem chalky. This does thin your mucus, so just be prepared for that to come out somehow! Any serious side effects are listed and should be seen by a doctor.

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May 31, 2026
KeriO
5 out of 5 stars review

It helped me so much

[This review was collected as part of a promotion.] I got this at the right time, I needed relief so bad. And this Mucinex 12 hour cold and fever MULTI SYMPTOM helped with the first dose! I love that is has naproxen in it to help with pain and fever. Hope it helps you too!!

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May 28, 2026
SamanthaL
5 out of 5 stars review

Mucinex to the rescue!

[This review was collected as part of a promotion.] First off the packaging is super cute, I love the rainbow hologram. Second I got a summer cold, and didn't feel well at all. These instantly made a difference very quickly, and helped me get a good nights sleep. They don't have a funky bad taste at all, and they last for a really long time. Definitely a must have if you're not feeling good!

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May 29, 2026
LauraG
5 out of 5 stars review

Practical Packaging and Simple Dosage

[This review was collected as part of a promotion.] I liked how organized and convenient the packaging was. The blister packs make the tablets easy to store and keep protected. The dosage instructions were simple to understand, and the 12-hour formula feels convenient for everyday use. The product presentation was clean, practical, and met my expectations.

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Jun 3, 2026
GretelF
5 out of 5 stars review

it covers several symptoms in one product

[This review was collected as part of a promotion.] I've been using this Mucinex 12-Hour Cold & Fever Multi-Symptom, and what l like most is that it covers several symptoms in one product. It helps with cough, chest congestion, fever, headaches, and body aches, and the 12-hour relief means I don't have to keep taking medicine throughout the day. If you're looking for a convenient option during cold season, this one is definitely worth considering.

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Jun 2, 2026
PerlaS
5 out of 5 stars review

Highly potent 12 hour relief that is easy to swallow and has no odor

[This review was collected as part of a promotion.] This Mucinex provides amazing multi symptom relief that actually lasts for the full 12 hour duration. The potency is excellent for knocking out a fever and clearing up chest congestion. The tablets are standard sizes, easy to swallow, and have no bad odor. It is highly effective when you are sick.

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Jun 7, 2026
PennyW
4 out of 5 stars review

12 hour relief

[This review was collected as part of a promotion.] I was gifted these in exchange for my honest review. The pills are a large size so if you have a problem swallowing large pills you may struggle. I was able to swallow them with no problems. I like that the are 12 hour so only 2 doses per day. They are also multi symptom so that's a plus. They help give relief after a few hours and plenty of water and hydration. There is no taste since they are pill form. They help with chest congestion and thinning out mucus. I would recommend.

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Jun 3, 2026
KailynG
5 out of 5 stars review

Works wonders while sick

[This review was collected as part of a promotion.] The instructions are clear and it works as designed it loosen mucus, and keep your cough bay for at least 12 hours! I noticed towards the end of the 12 hours My mucus starts building up a little bit, but it works well!

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