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Omeprazole

Omeprazole is a widely used proton-pump inhibitor (PPI) designed to reduce stomach acid production. It effectively treats conditions such as:

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Dose guides: 10mg · 20mg

1
£8.2410mg · 14 pack

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Omeprazole 20mg product packaging

Medically reviewed by Muhammad Abdul Jalil, Superintendent Pharmacist · GPhC Reg No: 2236161

Last reviewed

Omeprazole: Effective Relief for Acid Reflux and Stomach Conditions

What is Omeprazole?

Omeprazole is a widely used proton-pump inhibitor (PPI) designed to reduce stomach acid production. It effectively treats conditions such as:

  • Acid reflux (gastro-oesophageal reflux disease or GORD).
  • Frequent heartburn.
  • Stomach and intestinal ulcers.
  • Zollinger-Ellison syndrome.

Available as capsules, tablets, or powders, Omeprazole is a reliable treatment for easing discomfort and promoting healing of the digestive tract.

How Does Omeprazole Work?

Omeprazole works by targeting proton pumps in the stomach lining, reducing the production of acid. By doing so:

  • It prevents stomach acid from flowing back into the oesophagus, alleviating heartburn.
  • Provides relief from symptoms of indigestion.
  • Creates a less acidic environment that allows ulcers to heal effectively.

This mechanism is particularly beneficial for long-term management of acid-related conditions.

How to Use Omeprazole

General Guidelines

  • Take 1 hour before a meal, preferably in the morning.
  • Swallow capsules or tablets whole with water. Avoid crushing, breaking, or chewing them.
  • The dosage is usually 10mg or 20mg once daily.
  • Your healthcare professional may adjust your dose for severe symptoms.

Missed Doses

  • Take the missed dose as soon as you remember unless it’s close to your next dose.
  • Never double the dose to compensate for a missed one.

Overdose

  • Seek medical advice immediately if you suspect an overdose or experience concerning side effects.

Available Dosages

Omeprazole is available in three strengths:

  1. 10mg
  2. 20mg
  3. 40mg (requires a prescription).

Omeprazole is typically offered as gastro-resistant capsules, but tablets and powders are also available.

Potential Side Effects of Omeprazole

Omeprazole is generally safe but may cause side effects in some people.

Common Side Effects

  • Headache.
  • Nausea or vomiting.
  • Constipation or diarrhoea.
  • Flatulence.

Rare but Serious Side Effects

  • Long-term use can weaken the stomach lining.
  • Increased risk of bone fractures with prolonged high doses.
  • Severe diarrhoea or abdominal pain.

Stop treatment and contact your healthcare professional if severe side effects occur.

Precautions When Taking Omeprazole

Inform your healthcare professional if you:

  • Have a liver condition, vitamin deficiencies, or osteoporosis.
  • Are taking other medications (prescription, over-the-counter, or herbal).
  • Are pregnant, breastfeeding, or planning to conceive.

Avoid Omeprazole if:

  • You are allergic to any of its ingredients.
  • You are taking rilpivirine.

Older adults and individuals of Asian descent may require adjusted doses due to increased sensitivity.

Buying Omeprazole Online

You can purchase Omeprazole securely from Medihealth Direct. Complete a quick online consultation to ensure the treatment is suitable for you. Once approved, your order will be dispatched with next-day delivery.

Omeprazole FAQs

What is Omeprazole used for?

Omeprazole treats acid reflux, heartburn, and other acid-related conditions.

Is Omeprazole an antacid?

No, Omeprazole is a proton pump inhibitor that reduces stomach acid production.

How quickly does Omeprazole work?

Omeprazole begins reducing acid production within 1 hour and reaches its maximum effect after 2 hours. Full relief may take a few days.

Can I take Omeprazole with food?

Yes, but it’s most effective when taken before meals.

Can I stop taking Omeprazole?

Consult your healthcare professional before stopping Omeprazole, as symptoms may return if stopped abruptly.

Can I take Gaviscon with Omeprazole?

Yes, but consult your healthcare professional if you frequently need additional relief.

Does Omeprazole cause constipation?

Yes, constipation is a potential side effect but typically resolves as your body adjusts.

Is it safe to buy Omeprazole online?

Yes, buying Omeprazole from Medihealth Direct is safe, confidential, and regulated.

Transparent pricing

The price you see is the price you pay, no hidden fees.

From
£8.24
Dose & price path
  • 10mgfrom £8.24
  • 20mgfrom £8.24

Your prescriber sets the right strength for you. You only ever pay for the dose you're prescribed.

Pack size comparison
10mg
  • 14 pack£8.24
  • 28 pack£11.24
  • 56 pack£13.49
  • 84 pack£18.74
20mg
  • 14 pack£8.24
  • 28 pack£11.24
  • 56 pack£14.24
  • 84 pack£18.74
What's included
  • Online consultation & prescription from a UK clinician
  • Discreet, tracked deliveryRoyal Mail tracked delivery is £2.99 per order, added at checkout.
  • Ongoing clinical support from our pharmacy team

You're only charged after a prescriber approves your consultation. If it's not right for you, you're not charged.

Delivery & packaging

  • Royal Mail tracked delivery
    £2.99 per order
  • Next-day
    Order by 2pm Monday to Friday and an approved order is dispatched the same day for next-working-day delivery.
  • Packaging
    Every parcel is plain and unbranded; temperature-sensitive medicines travel in insulated cold-chain packaging at no extra cost.

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