---
product_id: 471439344
title: "ALKA-SELTZER Plus Severe Cold & Flu Medicine - PowerFast Fizz Tablets for Adults and Children 12+ - 48ct"
brand: "alka-seltzer plus"
price: "฿2322"
currency: THB
in_stock: true
reviews_count: 8
category: "Alka Seltzer Plus"
url: https://www.desertcart.co.th/products/471439344-alka-seltzer-plus-severe-cold-and-flu-medicine-powerfast-fizz
store_origin: TH
region: Thailand
---

# Fast-acting relief Effervescent dissolving Day & Night dual formula ALKA-SELTZER Plus Severe Cold & Flu Medicine - PowerFast Fizz Tablets for Adults and Children 12+ - 48ct

**Brand:** alka-seltzer plus
**Price:** ฿2322
**Availability:** ✅ In Stock

## Summary

> ✨Fizz your way back to feeling unstoppable!⚡

## Quick Answers

- **What is this?** ALKA-SELTZER Plus Severe Cold & Flu Medicine - PowerFast Fizz Tablets for Adults and Children 12+ - 48ct by alka-seltzer plus
- **How much does it cost?** ฿2322 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/471439344-alka-seltzer-plus-severe-cold-and-flu-medicine-powerfast-fizz)

## Best For

- alka-seltzer plus enthusiasts

## Why This Product

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

## Key Features

- • **PowerFast Fizz Technology:** Instantly dissolves in water for rapid symptom relief ⚡💧
- • **All-in-One Symptom Control:** Targets congestion, cough, headache, fever, sore throat & body aches in one dose
- • **Dual Action Day & Night Formula:** Tailored relief that works around the clock for your busy lifestyle 🕒

## Overview

ALKA-SELTZER Plus Severe Cold & Flu Medicine offers a powerful, fast-acting effervescent formula designed for adults and children 12+. With a convenient dual day and night system, it targets severe cold and flu symptoms including nasal congestion, cough, headache, fever, and body aches. Each individually wrapped dose dissolves quickly in water, delivering rapid relief so you can stay productive and recover faster.

## Description

ALKA-SELTZER PLUS Severe Cold Day Night Effervescent Cold Tablets, the comprehensive cough and cold medicine for adults suffering from common cold symptoms, nasal congestion, sinus pressure, runny nose (Night medicine only), and cough. This PowerFast Fizz Effervescent cold tablet provides fast-acting relief for severe common cold symptoms, so you can get back to feeling like yourself again. Our cold and flu medicine for adults and children 12 years and older is specifically designed to provide you with the maximum strength cold relief possible. The convenient day and night formula ensures that you get the right cold relief at the right time, with daytime tablets to help alleviate symptoms during the day and nighttime tablets to provide relief from cold or flu symptoms to help you get the restful sleep you need to recover. The PowerFast Fizz Effervescent Cold Tablets quickly dissolve in water, and are instantly ready to start working, making it a convenient and hassle-free option for on-the-go relief. Each dose is individually wrapped and transforms in just 4oz of water into a fast, liquid medicine. After you drink the refreshing, sparkling solution, Alka-Seltzer Plus works quickly to relieve your worst cold symptoms.

Review: Go-to cold medicine - go to cold medicine, works great and has almost no taste
Review: Really works - Alka seltzer severe cold works better than any other meds I’ve tried. It’s the fizzy tabs so it starts working fast. I had ear block and a nonstop running nose and this stopped it and made me feel normal.

## Features

- ALKA-SELTZER PLUS Severe Cold Day Night Medicine is a powerful cold and flu medicine designed specifically for adults and children 12 years and older.
- Our Severe Day and Night cold and flu medicine provides fizzy fast daytime relief of nasal & sinus congestion, cough, headache, fever, sore throat and body aches & pains. Provides nighttime cold relief of: nasal congestion, sinus pressure & congestion, sneezing, runny nose, cough, headache, fever, sore throat and body aches & pains.
- This cold and flu medicine for adults and children 12 years and older quickly dissolves in water and instantly ready to start working so you can get back to your busy life
- Each flu & cold relief box has 24 Sachets each containing 1 individually wrapped dose (2 effervescent cold tablets), which makes it easy to take with you on the go
- Each cold and flu medicine tablet comes in Effervescent form. Use as directed.
- Packaging may vary
- HSA/FSA Eligible -- Check your plan for coverage.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B9HWYQD9 |
| Active Ingredients | Day: Aspirin 325 mg(NSAID), Dextromethorphan hydrobromide 10 mg, Phenylephrine bitartrate 7.8 mg Night: Aspirin 325 mg, Dextromethorphan hydrobromide 10 mg, Doxylamine succinate 6.25 mg, Phenylephrine bitartrate 7.8 mg Active Ingredients Day: Aspirin 325 mg(NSAID), Dextromethorphan hydrobromide 10 mg, Phenylephrine bitartrate 7.8 mg Night: Aspirin 325 mg, Dextromethorphan hydrobromide 10 mg, Doxylamine succinate 6.25 mg, Phenylephrine bitartrate 7.8 mg See more |
| Additional Features | Fast-Acting |
| Age Range Description | Adult |
| Best Sellers Rank | #7,384 in Health & Household ( See Top 100 in Health & Household ) #81 in Cold & Flu Medicine |
| Brand | ALKA-SELTZER PLUS |
| Brand Name | ALKA-SELTZER PLUS |
| Container Type | Box, Sachet |
| Customer Reviews | 4.7 out of 5 stars 1,890 Reviews |
| Flavor | Lemon |
| Item Dimensions | 2.99 x 2 x 3.98 inches |
| Item Form | Tablet |
| Item Weight | 0.2 Kilograms |
| Item dimensions L x W x H | 2.99 x 2 x 3.98 inches |
| Manufacturer | Bayer HealthCare LLC |
| Net Content Count | 1 Count |
| Number of Items | 1 |
| Package Type Name | Box, Sachet |
| Product Benefits | Cold and Flu Control |
| Specific Uses For Product | Cold |
| Target Audience | Unisex-Adults |
| Target Use Body Part | Back |
| UPC | 016500600688 |
| Unit Count | 48 Count |

## Product Details

- **Brand:** ALKA-SELTZER PLUS
- **Item Weight:** 0.2 Kilograms
- **Item dimensions L x W x H:** 2.99 x 2 x 3.98 inches
- **Product Benefits:** Cold and Flu Control
- **Specific Uses For Product:** Cold

## Images

![ALKA-SELTZER Plus Severe Cold & Flu Medicine - PowerFast Fizz Tablets for Adults and Children 12+ - 48ct - Image 1](https://m.media-amazon.com/images/I/61Eu6iwQmwL.jpg)
![ALKA-SELTZER Plus Severe Cold & Flu Medicine - PowerFast Fizz Tablets for Adults and Children 12+ - 48ct - Image 2](https://m.media-amazon.com/images/I/719gu2CNUoL.jpg)
![ALKA-SELTZER Plus Severe Cold & Flu Medicine - PowerFast Fizz Tablets for Adults and Children 12+ - 48ct - Image 3](https://m.media-amazon.com/images/I/816QoKORxGL.jpg)
![ALKA-SELTZER Plus Severe Cold & Flu Medicine - PowerFast Fizz Tablets for Adults and Children 12+ - 48ct - Image 4](https://m.media-amazon.com/images/I/81WvvJCQ5ML.jpg)
![ALKA-SELTZER Plus Severe Cold & Flu Medicine - PowerFast Fizz Tablets for Adults and Children 12+ - 48ct - Image 5](https://m.media-amazon.com/images/I/81c70KlvZXL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Go-to cold medicine
*by M***A on January 2, 2026*

go to cold medicine, works great and has almost no taste

### ⭐⭐⭐⭐⭐ Really works
*by A***R on January 25, 2026*

Alka seltzer severe cold works better than any other meds I’ve tried. It’s the fizzy tabs so it starts working fast. I had ear block and a nonstop running nose and this stopped it and made me feel normal.

### ⭐⭐⭐⭐⭐ Tried and true
*by N***L on January 31, 2026*

have used it for decades when I get sick. Always works.

## Frequently Bought Together

- ALKA-SELTZER Plus Severe Cold & Flu Medicine - PowerFast Fizz Tablets for Adults and Children 12+ - 48ct
- Alka-Seltzer Plus Severe Cold PowerFast Fizz Effervescent Tablets, Nighttime Cold Symptom Relief, 24 Count
- Alka-Seltzer Plus Severe,Cold & Cough Medicine For Adults,PowerFast Fizz Citrus Effervescent Tablets,Fast Relief of Headache,Sore Throat,Nasal & Sinus Congestion,Runny Nose,& Fever,48ct

---

## 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.co.th/products/471439344-alka-seltzer-plus-severe-cold-and-flu-medicine-powerfast-fizz](https://www.desertcart.co.th/products/471439344-alka-seltzer-plus-severe-cold-and-flu-medicine-powerfast-fizz)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-02-11*