Understanding Acid Reflux Treatment Side Effects

Acid reflux medications like omeprazole and lansoprazole can effectively manage symptoms, but may cause side effects ranging from mild headaches to digestive changes. Understanding these potential effects helps you make informed decisions about your treatment. Most side effects are temporary and manageable, though some may require medical attention. This guide explains what to expect when starting acid reflux medication and how to minimise unwanted effects.

  • Common side effects include headaches, nausea, and digestive changes
  • Serious side effects like severe diarrhoea require immediate medical attention
  • Long-term PPI use may affect nutrient absorption
  • Side effects often improve as your body adjusts to treatment
Start your free consultation

Takes less than 2 minutes to complete, 100% online

usp of our everydaymeds for Cold Sore
usp of our everydaymeds for Cold Sore

Available Treatments

Choose from a wide range of clinically-proven, safe, and effective treatments for Cold Sore.

Frame 1321316359 (10).jpg__PID:683ae17e-3507-4d0b-af25-8c85abe00602

Aciclovir Tablets

From £12.99

Learn More
Frame 1321316360 (7).png__PID:dff4fe28-0ac9-428c-81e8-588045465bec

Aciclovir 5% Cream

From £8.99

Learn More
Frame 1321316361 (9).png__PID:a273f1c4-f302-426c-a281-03d0042e6c32

Valaciclovir

From £18.99

Learn More
Frame 1321316362 (7).png__PID:6fbcd9fa-032a-4beb-9e7c-b485a775f164

Valtrex

From £34.99

Learn More

Common Side Effects of Acid Reflux Medications

Proton Pump Inhibitors (PPIs) Side Effects

Omeprazole, lansoprazole, pantoprazole, and esomeprazole belong to a class called proton pump inhibitors. These medications may cause headaches in up to 15% of users, typically mild and occurring during the first few weeks of treatment. Digestive side effects including nausea, abdominal pain, constipation, or diarrhoea affect approximately 10% of patients. These symptoms often resolve as your body adjusts to the medication.

H2 Receptor Blockers Side Effects

Famotidine and similar H2 blockers generally cause fewer side effects than PPIs. Common effects include headaches, dizziness, and mild digestive upset. Some patients report fatigue or drowsiness, particularly when starting treatment. These medications are often better tolerated in elderly patients or those sensitive to PPIs.

Long-term Use Considerations

Extended PPI use may affect nutrient absorption, particularly vitamin B12, magnesium, and iron. Studies suggest prolonged use might increase fracture risk, though this remains under investigation. Your healthcare provider should regularly review long-term treatment to ensure benefits outweigh potential risks. EverydayMeds offers various acid reflux treatments including omeprazole 20mg capsules, Losec MUPS, and famotidine tablets to suit different needs.

Managing Side Effects

Taking medication with food may reduce nausea and stomach upset. Staying hydrated helps prevent constipation, whilst maintaining regular meal times supports digestive health. If headaches persist, speak with your pharmacist about timing adjustments. Severe or persistent side effects warrant medical review.

When to Seek Medical Advice

Contact your healthcare provider if you experience severe diarrhoea, persistent vomiting, chest pain, or difficulty swallowing. Signs of severe allergic reactions including facial swelling, breathing difficulties, or widespread rash require immediate medical attention. Regular monitoring ensures your treatment remains safe and effective.

How it
Works?

Group 469326.png__PID:d1d71928-56cc-4f79-bdc7-0a45d0bc6b99
Background (1).png__PID:62282697-4455-4e74-a869-705c14f98b30
Background (3).png__PID:72aeaaf6-bb5b-4dd5-8914-6efdf80a1555

Start your assessment
for Cold Sore

Start your journey to better health today.

List.svg__PID:b4a5b990-cf62-48e4-ba8f-0a8bffce6cc6

Start your journey to better health today.

Once you complete a short online assessment, you’ll be able to choose your preferred treatment and quantity from a list of safe, medically approved options tailored to you.

Start My Assessment

Returning customer?

Log in to Your Account

Frequently asked questions