Alka Seltzer Original Tablets (20 Tablets)

Remedy for a variety of aches and pains

  • Rapid pain relief.
  • Contains Aspirin.
  • Relieves headaches and migraines.
  • Treats heartburn and indigestion.
  • Dissolvable in water.
Strength: 324mg

£5.19 Available Free Delivery on Orders over £20!

In stock

Fast Relief from Headache, Body Aches and Acid Indigestion

Alka-Seltzer Original Tablets Overview

Alka-Seltzer Original Tablets are a soluble pain relief and indigestion treatment designed to provide rapid relief from headache, body aches, and acid-related stomach discomfort. They contain aspirin (acetylsalicylic acid) combined with buffering agents that help neutralise excess stomach acid.

The tablets dissolve in water before use, allowing faster absorption and making them suitable when quick relief is required. In the UK, Alka-Seltzer Original is an over-the-counter medicine intended for short-term, occasional use.

Understanding Pain and Acid Indigestion

Why pain and indigestion often occur together

Headaches, muscular aches, and general discomfort frequently accompany digestive upset. Stress, illness, alcohol intake, rich foods, and viral infections can all trigger a combination of pain and stomach acidity.

Alka-Seltzer Original is formulated to address both pain and acid indigestion at the same time, rather than treating these symptoms separately.

How soluble medicines can act faster

When a tablet is dissolved before swallowing, the active ingredients are already in solution. This allows quicker absorption from the stomach and upper intestine, which may result in faster symptom relief compared with solid tablets.

What Are Alka-Seltzer Original Tablets?

Alka-Seltzer Original Tablets contain:

  • Aspirin, an analgesic and anti-inflammatory medicine
  • Sodium bicarbonate and citric acid, which act as antacids and buffers

This combination allows Alka-Seltzer to relieve pain while also reducing excess stomach acid.

How Do Alka-Seltzer Original Tablets Work?

Aspirin for pain relief

Aspirin works by inhibiting cyclo-oxygenase (COX) enzymes, reducing the production of prostaglandins involved in pain and inflammation. This makes it effective for headaches, muscular aches, and general pain.

Buffering action for indigestion

The effervescent formulation produces an alkaline solution once dissolved. This helps neutralise excess gastric acid, providing relief from symptoms such as heartburn, bloating, and acid indigestion.

What Alka-Seltzer Helps With — and What It Does Not

What it helps with

Alka-Seltzer Original Tablets may help relieve:

  • headache
  • muscular aches and pains
  • back pain
  • general body aches
  • acid indigestion
  • heartburn

What it does not treat

Alka-Seltzer does not:

  • treat chronic indigestion or reflux disease
  • cure stomach ulcers
  • replace medical treatment for persistent pain
  • suit people who cannot take aspirin

Ongoing symptoms should always be assessed.

Who Are Alka-Seltzer Original Tablets For?

Alka-Seltzer Original may be suitable for:

  • adults aged 16 years and over
  • people needing fast pain relief with indigestion
  • short-term use for occasional symptoms

It is often chosen when pain is accompanied by stomach discomfort.

Who Should Avoid Alka-Seltzer Original Tablets

Alka-Seltzer Original is not suitable if:

  • you are allergic to aspirin or other salicylates
  • you have a history of stomach ulcers or gastrointestinal bleeding
  • you have asthma triggered by NSAIDs
  • you are taking anticoagulant medicines
  • you are pregnant, especially in the third trimester
  • you are on a sodium-restricted diet

A pharmacist can help check suitability.

How to Take Alka-Seltzer Original Tablets

Dosage

  • Dissolve two tablets completely in a glass of water
  • Drink once the fizzing has stopped
  • Repeat if necessary, following pack instructions

Important usage advice

  • Do not exceed the stated dose
  • Avoid combining with other aspirin-containing products
  • Use for short periods only

Safety, Warnings and Side Effects

Common side effects

Some people may experience:

  • stomach irritation
  • nausea
  • heartburn
  • mild indigestion

Important safety information

Aspirin can increase the risk of stomach bleeding, particularly with prolonged use or in older adults. The sodium content may be unsuitable for some individuals.

When to Seek Medical Advice

Speak to a GP or pharmacist if:

  • pain lasts longer than 3 days
  • indigestion persists or worsens
  • you experience black stools, vomiting blood, or severe stomach pain
  • symptoms keep returning

Urgent advice is required if overdose is suspected.

Use in Pregnancy and Breastfeeding

Alka-Seltzer Original Tablets are not recommended during pregnancy, particularly in the later stages. Breastfeeding women should seek medical advice before use.

How Alka-Seltzer Compares to Other Pain Relief

Alka-Seltzer vs paracetamol

Paracetamol relieves pain but does not reduce stomach acid. Alka-Seltzer provides combined pain and indigestion relief but is not suitable for everyone.

Alka-Seltzer vs ibuprofen

Ibuprofen is effective for pain but may worsen stomach irritation. Alka-Seltzer’s buffering agents may be preferred where acid indigestion is present, provided aspirin is suitable.

Supporting Digestive Comfort

Alongside medication, indigestion may be reduced by avoiding large meals, limiting alcohol, not lying down immediately after eating, and identifying trigger foods.

Alka-Seltzer Original Tablets Summary

Alka-Seltzer Original Tablets provide fast, dual-action relief from pain and acid indigestion in a soluble format. They are suitable for short-term use when symptoms are occasional and uncomplicated.

Persistent pain or digestive symptoms should always be medically assessed.

Description

Fast Relief from Headache, Body Aches and Acid Indigestion

Alka-Seltzer Original Tablets Overview

Alka-Seltzer Original Tablets are a soluble pain relief and indigestion treatment designed to provide rapid relief from headache, body aches, and acid-related stomach discomfort. They contain aspirin (acetylsalicylic acid) combined with buffering agents that help neutralise excess stomach acid.

The tablets dissolve in water before use, allowing faster absorption and making them suitable when quick relief is required. In the UK, Alka-Seltzer Original is an over-the-counter medicine intended for short-term, occasional use.

Understanding Pain and Acid Indigestion

Why pain and indigestion often occur together

Headaches, muscular aches, and general discomfort frequently accompany digestive upset. Stress, illness, alcohol intake, rich foods, and viral infections can all trigger a combination of pain and stomach acidity.

Alka-Seltzer Original is formulated to address both pain and acid indigestion at the same time, rather than treating these symptoms separately.

How soluble medicines can act faster

When a tablet is dissolved before swallowing, the active ingredients are already in solution. This allows quicker absorption from the stomach and upper intestine, which may result in faster symptom relief compared with solid tablets.

What Are Alka-Seltzer Original Tablets?

Alka-Seltzer Original Tablets contain:

  • Aspirin, an analgesic and anti-inflammatory medicine
  • Sodium bicarbonate and citric acid, which act as antacids and buffers

This combination allows Alka-Seltzer to relieve pain while also reducing excess stomach acid.

How Do Alka-Seltzer Original Tablets Work?

Aspirin for pain relief

Aspirin works by inhibiting cyclo-oxygenase (COX) enzymes, reducing the production of prostaglandins involved in pain and inflammation. This makes it effective for headaches, muscular aches, and general pain.

Buffering action for indigestion

The effervescent formulation produces an alkaline solution once dissolved. This helps neutralise excess gastric acid, providing relief from symptoms such as heartburn, bloating, and acid indigestion.

What Alka-Seltzer Helps With — and What It Does Not

What it helps with

Alka-Seltzer Original Tablets may help relieve:

  • headache
  • muscular aches and pains
  • back pain
  • general body aches
  • acid indigestion
  • heartburn

What it does not treat

Alka-Seltzer does not:

  • treat chronic indigestion or reflux disease
  • cure stomach ulcers
  • replace medical treatment for persistent pain
  • suit people who cannot take aspirin

Ongoing symptoms should always be assessed.

Who Are Alka-Seltzer Original Tablets For?

Alka-Seltzer Original may be suitable for:

  • adults aged 16 years and over
  • people needing fast pain relief with indigestion
  • short-term use for occasional symptoms

It is often chosen when pain is accompanied by stomach discomfort.

Who Should Avoid Alka-Seltzer Original Tablets

Alka-Seltzer Original is not suitable if:

  • you are allergic to aspirin or other salicylates
  • you have a history of stomach ulcers or gastrointestinal bleeding
  • you have asthma triggered by NSAIDs
  • you are taking anticoagulant medicines
  • you are pregnant, especially in the third trimester
  • you are on a sodium-restricted diet

A pharmacist can help check suitability.

How to Take Alka-Seltzer Original Tablets

Dosage

  • Dissolve two tablets completely in a glass of water
  • Drink once the fizzing has stopped
  • Repeat if necessary, following pack instructions

Important usage advice

  • Do not exceed the stated dose
  • Avoid combining with other aspirin-containing products
  • Use for short periods only

Safety, Warnings and Side Effects

Common side effects

Some people may experience:

  • stomach irritation
  • nausea
  • heartburn
  • mild indigestion

Important safety information

Aspirin can increase the risk of stomach bleeding, particularly with prolonged use or in older adults. The sodium content may be unsuitable for some individuals.

When to Seek Medical Advice

Speak to a GP or pharmacist if:

  • pain lasts longer than 3 days
  • indigestion persists or worsens
  • you experience black stools, vomiting blood, or severe stomach pain
  • symptoms keep returning

Urgent advice is required if overdose is suspected.

Use in Pregnancy and Breastfeeding

Alka-Seltzer Original Tablets are not recommended during pregnancy, particularly in the later stages. Breastfeeding women should seek medical advice before use.

How Alka-Seltzer Compares to Other Pain Relief

Alka-Seltzer vs paracetamol

Paracetamol relieves pain but does not reduce stomach acid. Alka-Seltzer provides combined pain and indigestion relief but is not suitable for everyone.

Alka-Seltzer vs ibuprofen

Ibuprofen is effective for pain but may worsen stomach irritation. Alka-Seltzer’s buffering agents may be preferred where acid indigestion is present, provided aspirin is suitable.

Supporting Digestive Comfort

Alongside medication, indigestion may be reduced by avoiding large meals, limiting alcohol, not lying down immediately after eating, and identifying trigger foods.

Alka-Seltzer Original Tablets Summary

Alka-Seltzer Original Tablets provide fast, dual-action relief from pain and acid indigestion in a soluble format. They are suitable for short-term use when symptoms are occasional and uncomplicated.

Persistent pain or digestive symptoms should always be medically assessed.

Additional information

Size

Strength