Dr. Reddy's Omeprazole is rapid-acting| powerful and effective in the relief of indigestion| heartburn and reflux. Warnings & Precautions Dr. Reddy’s Omeprazole 20mg is a Pharmacy-Only medicine used for the relief of reflux-like symptoms – heartburn or regurgitation for people aged 18 years and over. Always read the label. Use only as directed. If symptoms persist or you have side effects see your healthcare professional.