Omeprazole vs Lansoprazole: Compare PPI Options

When choosing between proton pump inhibitors for acid reflux treatment, omeprazole and lansoprazole are two of the most commonly prescribed options in the UK. Both medications effectively reduce stomach acid production, but they differ in onset time, dosing frequency, and individual response rates. Understanding these differences can help you make an informed decision about which PPI may be more suitable for your symptoms. EverydayMeds offers both treatments through our convenient online consultation service, allowing you to access effective acid reflux relief from the comfort of your home.

  • Omeprazole 20mg available over the counter and on prescription
  • Lansoprazole 15mg typically requires online consultation
  • Both medications block stomach acid production effectively
  • Compare onset times, side effects and treatment duration
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Available Treatments

Choose from a wide range of clinically-proven, safe, and effective treatments for Acid Reflux & Heartburn Treatment.

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Omeprazole 20mg

From £12.99

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Lansoprazole 15mg Capsules

From £5.99

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Famotidine Tablets

From £8.49

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Lansoprazole 15mg Orodispersible Tablets

From £8.49

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Losec MUPS 20mg Tablets

From £29.99

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Pantoprazole

From £5.99

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Rabeprazole

From £19.99

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Esomeprazole

From £16.99

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Understanding PPI Treatment Options for Acid Reflux

How Omeprazole and Lansoprazole Work

Both omeprazole and lansoprazole belong to a class of medications called proton pump inhibitors (PPIs). These medicines work by blocking the enzyme system responsible for acid production in the stomach, providing effective relief from heartburn, gastro-oesophageal reflux disease (GORD), and stomach ulcers. EverydayMeds stocks both Omeprazole 20mg Capsules and Lansoprazole 15mg Capsules to meet different patient needs.

Key Differences Between Omeprazole and Lansoprazole

Omeprazole is available over the counter in 20mg strength for short-term treatment of heartburn symptoms lasting up to 2 weeks. It typically takes 1-4 days to reach full effectiveness and is usually taken once daily before breakfast. Lansoprazole 15mg, available through our online consultation service, may work slightly faster than omeprazole, with some patients experiencing relief within 1-2 days. The choice between these medications often depends on individual response and tolerability.

Dosing and Administration Comparison

Omeprazole 20mg is the standard dose for most adults, taken once daily for acid reflux symptoms. Our Losec MUPS 20mg tablets offer a branded alternative with the same active ingredient. Lansoprazole is typically prescribed at 15mg once daily, though some patients may require 30mg for more severe symptoms. Both medications should be taken at the same time each day, preferably before meals, and capsules should be swallowed whole without crushing or chewing.

Treatment Duration and Effectiveness

For over-the-counter use, omeprazole should not be taken for more than 2 weeks without medical supervision. Through EverydayMeds' online consultation service, both omeprazole and lansoprazole can be prescribed for longer-term management when clinically appropriate. Studies suggest both medications are similarly effective, with success rates of 80-90% for symptom relief in GORD patients. Some individuals may respond better to one PPI over another due to genetic variations in metabolism.

Side Effects and Considerations

Both omeprazole and lansoprazole generally have similar side effect profiles, with the most common being headache, nausea, diarrhoea, and abdominal pain. Long-term use of PPIs may be associated with increased risk of bone fractures, vitamin B12 deficiency, and low magnesium levels, which is why regular medical review is important. Lansoprazole may have slightly fewer drug interactions compared to omeprazole, particularly with medications like clopidogrel.

Cost and Accessibility Through EverydayMeds

Omeprazole 20mg is available both over the counter and through prescription, making it highly accessible. Our online consultation service provides convenient access to both treatments, with qualified prescribers assessing your symptoms and medical history. We also stock alternative PPIs including Pantoprazole 20mg Tablets and Esomeprazole Tablets if first-line treatments are unsuitable. For patients who experience breakthrough symptoms, our Famotidine Tablets offer an H2 receptor antagonist alternative.

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