Famotidine 40mg is a medication used to reduce excess stomach acid and relieve symptoms associated with acid reflux, heartburn, and stomach ulcers. It belongs to a class of drugs known as H2 receptor antagonists, which work by blocking histamine receptors in the stomach to decrease acid production.
This higher-strength dose is commonly used for more persistent or severe gastrointestinal symptoms.
Benefits:
Reduces excess stomach acid production
Helps relieve heartburn and acid reflux symptoms
Supports healing of stomach and duodenal ulcers
May reduce bloating and acid-related discomfort
Provides longer-lasting symptom relief, especially overnight
Main Side Effects:
Headache
Dizziness
Famotidine 40mg is usually taken once or twice daily depending on the condition being treated. It should be used as directed to ensure effective acid control and digestive comfort.


