esomeprazole (nexium) is very similar to omeprazole (found in prilosec zegerid). each medication contains the same active isomer or component which is what makes them function and belong to the proton-pump inhibitor (ppi) drug class. an inactive isomer is found in omeprazole that is not related to the function of decreasing acid reflux. the medications were discovered by the same company and continue to be manufactured by that company.
what is the difference between omeprazole (found in prilosec zegerid) and esomeprazole (nexium)?