rebamipide rebamipide rebamipide, an amino acid derivative of 2-(1h)-quinolinone, is used for mucosal protection, healing of gastroduodenal ulcers, and treatment of gastritis. it works by enhancing mucosal defense, scavenging free radicals, and temporarily activating genes encoding cyclooxygenase-2. rebamipideclinical datatrade namesmucosta (jp), rebagen (kr, cn, in), rebagit (ru), rebamax (id)ahfs/drugs.cominternational drug namesroutes ofadministrationby mouth (tablets)atc codea02bx14 (who) identifiers iupac name 2--3-(2-oxo-1h-quinolin-4-yl)propanoic acid cas number90098-04-7 npubchem cid5042iuphar/bps871drugbankdb11656 ychemspider4866 yuniilr583v32zrkeggd01121 ychemblchembl1697771 ncomptox dashboard (epa)dtxsid8045937 chemical and physical dataformulac19h15cln2o4molar mass370.79 g·mol−13d model (jsmol)interactive image smiles clc1ccc(cc1)c(=o)nc(c(=o)o)cc2=cc(=o)nc3ccccc32 inchi inchi=1s/c19h15cln2o4/c20-13-7-5-11(6-8-13)18(24)22-16(19(25)26)9-12-10-17(23)21-15-4-2-1-3-14(12)15/h1-8,10,16h,9h2,(h,21,23)(h,22,24)(h,25,26) ykey:allwoavdorujla-uhfffaoysa-n y ny (what is this?) (verify) studies have shown that rebamipide can fight the damaging effects of nsaids on the git mucosa, and more recently, the small intestine, but not for naproxen-induced gastric damage. availability rebamipide is used in a number of asian countries including japan (marketed as mucosta), south korea, china and india (where it is marketed under the trade name rebagen). it is also approved in russia under the brand name rebagit.