omeprazole-lansoprazole with buffer April 12, 2017 omeprazole-lansoprazole with buffer Trade Name Orphan Indication Esophageal ulcers USA Market Approval USA USA Designation Date 2015-02-10 00:00:00 Sponsor Effexus Pharmaceuticals, LLC;10901 Granada Lane, Suite 101;Leawood, Kansas, 66211