Should You Take Antacid Syrup Before or After Meals? Complete Guide

Antacid syrup is commonly used to treat acidity, heartburn, indigestion, and gas. One of the most important aspects of using antacids effectively is knowing when to take them—before meals, after meals, or at bedtime.

The correct timing depends on the type of antacid and your symptoms.

When to Take Antacid Syrup:

General Rule:

Most liquid antacid syrups are taken after meals and at bedtime, unless your doctor advises otherwise.

Why After Meals?

• After eating, stomach acid increases for digestion.

• Taking antacid syrup after meals helps neutralize this excess acid.

• It provides longer relief by staying in the stomach during digestion.

Why at Bedtime?

• To prevent nighttime acid reflux, a common issue in many people.

• Forms a protective layer (especially Gaviscon-type syrups) and reduces discomfort.

Avoid taking antacid syrup on an empty stomach unless prescribed, as it may pass through the stomach quickly and offer short-term relief only.

Important Tips:

• Wait at least 1–2 hours before or after taking other medications, as antacids can interfere with absorption.

• Shake the bottle well before use.

• Always follow the dosage instructions provided on the label or by your doctor.