ilaprazole ilaprazole ilaprazole (trade name noltec) is a proton pump inhibitor (ppi) used in the treatment of dyspepsia, peptic ulcer disease (pud), gastroesophageal reflux disease (gord/gerd) and duodenal ulcer. ilaprazoleclinical datatrade namesnoltecroutes ofadministrationoralatc codenoneidentifiers iupac name 2-sulfinyl]-5-(1h-pyrrol-1-yl)-1h-benzimidazole cas number172152-36-2pubchem cid214351chemspider185839unii776q6xx45jchemblchembl2106370chemical and physical dataformulac19h18n4o2smolar mass366.44 g·mol−13d model (jsmol)interactive image smiles cc1c(oc)ccnc1cs(=o)c2c3ccc(cc3n2)n4cccc4 inchi inchi=1s/c19h18n4o2s/c1-13-17(20-8-7-18(13)25-2)12-26(24)19-21-15-6-5-14(11-16(15)22-19)23-9-3-4-10-23/h3-11h,12h2,1-2h3,(h,21,22)key:hrrxcxabapsocp-uhfffaoysa-n it is available in strengths of 5, 10, and 20 mg. clinical studies show that ilaprazole is at least as potent a ppi as omeprazole when taken in equivalent doses. studies also showed that ilaprazole significantly prevented the development of reflux oesophagitis. ilaprazole is developed by il-yang pharmaceutical (korea), and is still under clinical trials with us fda. it has launched in korea and china for the treatment of gastric ulcer, duodenal ulcer, gastroesophageal reflux disease and erosive esophagitis. ilaprazole is sold in mexico by chinoin pharmaceuticals under the brand name norutec.