---
product_id: 567456809
title: "Fast-Max Kickstart Severe Cold and Flu Medicine for Adults, Liquid Cold Medicine & Cough Medicine for Adults, Generic Expectorant Guaifenesin & Cough Suppressant Dextromethorphan, 2x6 fl oz"
brand: "mucinex"
price: "S$42"
currency: SGD
in_stock: true
reviews_count: 8
category: "Mucinex"
url: https://www.desertcart.sg/products/567456809-fast-max-kickstart-severe-cold-and-flu-medicine-for-adults
store_origin: SG
region: Singapore
---

# Fast-acting relief Chest congestion relief Fever & pain reducer Fast-Max Kickstart Severe Cold and Flu Medicine for Adults, Liquid Cold Medicine & Cough Medicine for Adults, Generic Expectorant Guaifenesin & Cough Suppressant Dextromethorphan, 2x6 fl oz

**Brand:** mucinex
**Price:** S$42
**Availability:** ✅ In Stock

## Summary

> 💥 Kick cold & flu to the curb—fast, trusted, and all day & night!

## Quick Answers

- **What is this?** Fast-Max Kickstart Severe Cold and Flu Medicine for Adults, Liquid Cold Medicine & Cough Medicine for Adults, Generic Expectorant Guaifenesin & Cough Suppressant Dextromethorphan, 2x6 fl oz by mucinex
- **How much does it cost?** S$42 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/567456809-fast-max-kickstart-severe-cold-and-flu-medicine-for-adults)

## Best For

- mucinex enthusiasts

## Why This Product

- Trusted mucinex brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **FSA & HSA Eligible:** Smart health spenders save up to 30% while staying flu-ready.
- • **Trusted by Experts:** #1 Doctor & Pharmacist Recommended Brand for reliable, science-backed care.
- • **Rapid Multi-Symptom Relief:** Targets 9 cold & flu symptoms day & night for unstoppable productivity.
- • **Chest Congestion Breakthrough:** Guaifenesin thins mucus fast so you breathe easier and stay sharp.
- • **Dual-Action Day & Night Formula:** Kickstart your day and power down at night with tailored symptom control.

## Overview

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.

## Description

Maximum Strength Mucinex Fast-Max Kickstart Severe Cold & Flu (6 fl oz) & Maximum Strength Mucinex Fast-Max Night Time Severe Cold & Flu (6 fl oz) liquids are an all-in-one cold medicine, cough medicine, and flu medicine for adults and children 12 years and older. Mucinex Fast-Max Kickstart (Day) reduces fever, provides chest congestion relief & sore throat relief, and relieves headache, body pain, cough, nasal congestion, sinus congestion, & sinus pressure. Mucinex Fast-Max Night Time reduces fever and relieves headache, body pain, sore throat, itchy throat, cough, nasal congestion, sneezing, & runny nose. Mucinex Fast-Max Kickstart & Mucinex Fast-Max Night Time provides multi-symptom cold and flu relief for day or night in one combo product (cough medicine for adults, sore throat medicine, sinus medicine, and cold and flu medicine). (DAY) ACTIVE INGREDIENTS: Contains Acetaminophen - pain reliever/fever reducer; Dextromethorphan HBr - cough suppressant; Guaifenesin - expectorant; Phenylephrine HCI - nasal decongestant. (NIGHT) ACTIVE INGREDIENTS: Contains Acetaminophen - pain reliever/fever reducer; Dextromethorphan HBr - cough suppressant; Phenylephrine HCI - nasal decongestant; Triprolidine HCl - antihistamine Mucinex is the #1 Cough & Cold Brand Doctors Trust* and #1 Pharmacist Recommended Brand†. Take only as directed. *IQVIA using ProVoice Survey, August 2023. †U.S. News & World Report/Pharmacy Times 2023-2024

Review: 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.
Review: 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.

## Features

- COLD AND FLU MEDICINE FOR ADULTS: Mucinex Fast-Max Kickstart Severe Cold & Flu & Mucinex Fast-Max Night Time Severe Cold & Flu liquids provide powerful multi-symptom relief for your worst cold and flu symptoms.
- SORE THROAT RELIEF: Both liquids contain Acetaminophen, which helps reduce fever and relieves sore throat, headache, and body pain
- COUGH MEDICINE FOR ADULTS: Both liquids contain Dextromethorphan HBr which helps suppress and quiet cough
- CHEST CONGESTION RELIEF: Mucinex Fast-Max Kickstart (Day) contains Guaifenesin, an expectorant, which relieves chest congestion and thins and loosens mucus
- NASAL DECONGESTANT: Both liquids contain Phenylephrine HCl, a nasal decongestant, which helps relieve stuffy nose, sinus pressure, & nasal congestion
- ANTIHISTAMINE: Mucinex Fast-Max Night Time contains Triprolidine HCl, an antihistamine, which helps relieve runny nose, sneezing, itchy throat, & watery eyes due to hay fever
- MUCINEX KICKSTART (DAY) LIQUID: Menthol-flavored cold, flu, & cough medicine provides a cooling sensation & relieves 9 cold and flu symptoms.
- Mucinex Fast-Max Night Time Severe Cold & Flu provides cold and flu symptom relief to help you get to sleep.
- #1 TRUSTED BRAND: Mucinex is the #1 Cough & Cold Brand Doctors Trust* and the #1 Pharmacist Recommended Brand *IQVIA using ProVoice Survey, August 2023. U.S. News & World Report/Pharmacy Times 2023-2024
- USAGE: Use as directed; For ages 12+ years; FSA & HSA Eligible: Save Up to 30%.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| 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 |

## Product Details

- **Brand:** Mucinex
- **Item Weight:** 0.47 Pounds
- **Item dimensions L x W x H:** 1.46 x 4.92 x 5.71 inches
- **Specific Uses For Product:** Cold, Flu

## Images

![Fast-Max Kickstart Severe Cold and Flu Medicine for Adults, Liquid Cold Medicine & Cough Medicine for Adults, Generic Expectorant Guaifenesin & Cough Suppressant Dextromethorphan, 2x6 fl oz - Image 1](https://m.media-amazon.com/images/I/81VaqZebeVL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Mucinex Fast Max Cold and Flu & Nightshift Medicine
*by N***A on December 20, 2025*

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.

### ⭐⭐⭐⭐⭐ Rapid Relief That Actually Works—Worth Keeping on Hand
*by B***A on August 9, 2025*

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.

### ⭐⭐⭐⭐⭐ Works really well
*by L***S on January 16, 2026*

Works really well to decongest and helps me sleep

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.sg/products/567456809-fast-max-kickstart-severe-cold-and-flu-medicine-for-adults](https://www.desertcart.sg/products/567456809-fast-max-kickstart-severe-cold-and-flu-medicine-for-adults)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-26*