PDC - Product List Omeprazole Omeprazole is a proton pump inhibitor, prescribed for indigestion, peptic ulcer and gastroesophageal reflux disease (GORD/GERD). Brand Names : OM -D | OM-D | OM (20mg) More ... Rabeprazole Na (EC) Brand Names : RABCAP-D (20mg/10mg) More ...