Understanding Antacids

What Are Antacids?

Antacids are over-the-counter medications that help neutralize stomach acid to relieve heartburn, acid reflux, and indigestion symptoms.

How Do Antacids Work?

Antacids contain active ingredients that neutralize excess stomach acid by increasing the pH level in your stomach. Common active ingredients include:

• Calcium carbonate (Tums®)
• Magnesium hydroxide (Milk of Magnesia®)
• Aluminum hydroxide
• Sodium bicarbonate

Common Uses

• Heartburn relief
• Acid reflux symptoms
• Indigestion (dyspepsia)
• Upset stomach
• GERD symptom management

Taking Antacids Safely

Recommended Usage

• Take as directed on the label
• Use at the first sign of symptoms
• Don't exceed maximum daily dosage

Potential Side Effects

• Constipation (calcium and aluminum-based)
• Diarrhea (magnesium-based)
• Changes in mineral absorption

Important Precautions

1. Drug Interactions: Wait 2 hours between antacids and other medications
2. Long-term Use: Consult healthcare provider if symptoms persist
3. Medical Conditions: Use caution if you have kidney disease or are on a low-sodium diet

When to Seek Medical Care

• Symptoms persist despite antacid use
• Severe chest pain
• Difficulty swallowing
• Unexplained weight loss

Alternative Options

Discuss with your healthcare provider about:

• H2 blockers
• Proton pump inhibitors (PPIs)
• Lifestyle modifications