

💥 Kick cold & flu to the curb—fast, trusted, and all day & night!
Mucinex Fast-Max Kickstart Severe Cold & Flu is a maximum strength liquid medicine combo pack designed for adults and teens 12+. It delivers fast, multi-symptom relief including fever, sore throat, cough, chest congestion, nasal congestion, and sinus pressure. The day formula features expectorant Guaifenesin and menthol for cooling relief, while the night formula adds an antihistamine for runny nose and sneezing. Backed by top doctor and pharmacist recommendations, this trusted brand offers convenient dosing in two 6 fl oz bottles, making it a must-have for rapid recovery and uninterrupted productivity.





























| ASIN | B0C6VHLLBY |
| Best Sellers Rank | #1,212 in Health & Household ( See Top 100 in Health & Household ) #9 in Cold & Flu Medicine |
| Customer Reviews | 4.8 4.8 out of 5 stars (5,822) |
| Date First Available | June 1, 2023 |
| Item model number | 6382499697 |
| Manufacturer | Reckitt |
| Product Dimensions | 1.46 x 4.92 x 5.71 inches; 7.52 ounces |
N**A
Mucinex Fast Max Cold and Flu & Nightshift Medicine
The taste of the liquid medicine isn’t exactly pleasant it’s medicinal and a bit bitter, but most people find it tolerable since the relief it provides is worth it. The size of the bottles (two 6 fl oz liquids) makes it easy to dose for both day and night relief without being too bulky. In terms of quality and strength, this maximum weight strength formula is powerful, helping ease multiple cold and flu symptoms like congestion, cough, fever, and aches, and many users say it actually helps them feel better faster. While there’s no swallowing pill involved, the ease of use is straightforward if you follow the dosing instructions, and the medicine works quickly enough that you notice symptoms easing within a few hours. Overall, it’s solid, effective medicine when you’re fighting a tough cold or flu worth having on hand despite the typical strong medicine flavor.
B**A
Rapid Relief That Actually Works—Worth Keeping on Hand
I tried Mucinex Maximum Strength Liquid at the first sign of a nasty cold, and within hours I felt a noticeable difference. The congestion started to clear, my sore throat eased up, and even the headache lifted relief finally kicked in when it mattered. Highlights: • Fast‑Acting & Multi‑Symptom Relief This liquid tackles congestion, sore throat, headache, and more—right when you need it most. • Real Results Users Trust One reviewer put it simply: “This stuff works fast! … felt relief within hours.” Another shared: “I can sleep now – this cold medicine really makes you get all of the mucus out of you.” • Valued by Families Parents appreciate how it quiets coughs so everyone—including the kids—can rest easy. Minor Drawbacks: • Taste Can Be Rough Not surprisingly, a few folks thought it tastes like medicine (because, well, it is). One said: “Taste awful but works great—this is my go‑to!!!” • Quality Control Issues—Seller Dependent A buyer reported receiving a product with a broken safety seal from a third‑party seller, and found handling the return frustrating. ⸻ Final Verdict If you’re battling a stubborn cold that knocks you flat, Mucinex Maximum Strength Liquid delivers on its promise—fast, reliable relief for a wide range of symptoms. Just be sure to buy from a trusted seller to ensure packaging integrity. 5 out of 5 stars! Effective, multi-symptom cold relief at its best.
L**S
Works really well
Works really well to decongest and helps me sleep
B**Y
This is my new go to
This literally changed my entire cold. I was trying everything and mucinex really made a difference, didnt taste horrible either.
E**N
Works, but the taste is unholy.
The medication works. It's essentially just a cocktail of cold medication -- max strength tussin plus acetaminophen and phenylephrine hcl. The taste... What the hell. Why would anyone flavor anything as JUST menthol? Even tussin has raspberry flavor added. When I'm this stuffed up I don't want to slowly regain my taste to the unholy flavor of menthol. It kinda feels like I drank a menthol cigarette. Every time I take it, I gag and almost throw up. I have to stand at the sink rinsing out my mouth repeatedly. It's bad. If you can get over the taste it's fine. Or you could just take tussin and acetaminophen.
C**E
My Complete Wellness
Always in my medicine 💊 cabinet been using for 5 years it works very well. Its worth every penny.
M**S
Great product
I keep this item stocked for my so . Keep away his congestion.
K**R
Really good cold medicine
This works really well
Trustpilot
2 weeks ago
3 days ago