---
product_id: 74845095
title: "Chest Congestion, Mucinex Maximum Strength 12 Hour Extended Release Tablets, 42ct, 1200 mg Guaifenesin with extended relief of chest congestion caused by excess mucus, thins and loosens mucus"
brand: "mucinex"
price: "HK$391"
currency: HKD
in_stock: true
reviews_count: 8
category: "Mucinex"
url: https://www.desertcart.hk/products/74845095-chest-congestion-mucinex-maximum-strength-12-hour-extended-release-tablets
store_origin: HK
region: Hong Kong
---

# 12-hour extended relief bi-layer tablet technology 1200 mg powerful mucus thinner Chest Congestion, Mucinex Maximum Strength 12 Hour Extended Release Tablets, 42ct, 1200 mg Guaifenesin with extended relief of chest congestion caused by excess mucus, thins and loosens mucus

**Brand:** mucinex
**Price:** HK$391
**Availability:** ✅ In Stock

## Summary

> 🌟 Clear your chest, conquer your day with Mucinex Maximum Strength!

## Quick Answers

- **What is this?** Chest Congestion, Mucinex Maximum Strength 12 Hour Extended Release Tablets, 42ct, 1200 mg Guaifenesin with extended relief of chest congestion caused by excess mucus, thins and loosens mucus by mucinex
- **How much does it cost?** HK$391 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/74845095-chest-congestion-mucinex-maximum-strength-12-hour-extended-release-tablets)

## 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

- • **Dual-Layer Power:** Bi-layer tablet design delivers quick and sustained mucus breakdown.
- • **Doctor-Recommended Trust:** Top choice among internists and family practitioners nationwide.
- • **Maximum Strength Formula:** 1200 mg guaifenesin for superior chest congestion relief.
- • **Family-Approved Essential:** Reliable mucus relief that your whole household depends on.
- • **Fast-Acting & Long-Lasting:** Immediate release plus 12-hour extended relief keeps you clear all day.

## Overview

Mucinex Maximum Strength 12 Hour Extended Release Tablets feature a bi-layer design delivering 1200 mg of guaifenesin to effectively thin and loosen mucus, providing fast and sustained relief from chest congestion for up to 12 hours. Trusted and recommended by doctors, this 42-count pack is a must-have for anyone seeking reliable, long-lasting respiratory comfort.

## Description

Maximum strength Mucinex breaks up the mucus that causes chest congestion while providing fast and long lasting relief. Maximum strength Mucinex is specially formulated with a bi-layer tablet. The immediate release layer goes to work fast while the extended release layer continues to work for 12 hours.

Review: Always reliable - The only thing that helps with stubborn mucus production that doesn’t want to move
Review: My family will not be without it in the cabinet. - Great price, great product.

## Features

- Relieves chest congestion
- Thins and loosens mucus that causes chest congestion
- Starts to work right away and lasts for 12 hours
- Extended-Release bi-layer tablet
- Mucinex is the no.1 Doctor recommended OTC expectorant among internists, general practitioners and family practitioners

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00WYOHN96 |
| Best Sellers Rank | #53,625 in Health & Household ( See Top 100 in Health & Household ) #315 in Cold & Flu Medicine |
| Date First Available | April 30, 2015 |
| Item Weight | 3.52 ounces |
| Manufacturer | Reckitt Benckiser |
| Package Dimensions | 5.08 x 3.5 x 1.46 inches |

## Images

![Chest Congestion, Mucinex Maximum Strength 12 Hour Extended Release Tablets, 42ct, 1200 mg Guaifenesin with extended relief of chest congestion caused by excess mucus, thins and loosens mucus - Image 1](https://m.media-amazon.com/images/I/71f6n-SJaPL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Always reliable
*by K***S on December 21, 2025*

The only thing that helps with stubborn mucus production that doesn’t want to move

### ⭐⭐⭐⭐⭐ My family will not be without it in the cabinet.
*by J***E on January 11, 2026*

Great price, great product.

### ⭐⭐⭐⭐⭐ The bubbles last until you drain the tub
*by J***S on December 29, 2025*

They are great

## Frequently Bought Together

- Chest Congestion, Mucinex Maximum Strength 12 Hour Extended Release Tablets, 42ct, 1200 mg Guaifenesin with extended relief of chest congestion caused by excess mucus, thins and loosens mucus
- Mucinex Chest Congestion Maximum Strength 12 Hour Extended Release Tablets Relieves Chest Congestion Caused by Excess Mucus(#1 Doctor Recommended OTC expectorant), 1200mg, 42 Count (Pack of 1)
- Cough Suppressant and Expectorant,Mucinex DM Maximum Strength 12 HourTablets 42ct, 1200 mg Guaifenesin,Relieves Chest Congestion,Quiets Wet and Dry Cough,#1Doctor Recommended OTC expectorant

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**Shop now:** [https://www.desertcart.hk/products/74845095-chest-congestion-mucinex-maximum-strength-12-hour-extended-release-tablets](https://www.desertcart.hk/products/74845095-chest-congestion-mucinex-maximum-strength-12-hour-extended-release-tablets)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-08*