Astra's esomeprazole patent was found invalid for inutility in any event because certain promises were not made out even with confidential inhouse tests (paras. 214, 215, 367). (slaw.ca)
PPIs, such as esomeprazole, lansoprazole, and omeprazole, are used for GERD (acid reflux), peptic ulcer, or heartburn. (hormone.org)
More than 20 million Americans take prescription PPIs, including esomeprazole (Nexium), lansoprazole (Prevacid), omeprazole (Prilosec) and pantoprazole (Protonix), some of which are available over the counter. (aarp.org)