. . . . . "# Bloomfield GL, Ridings PC, Blocher CR, Fisher BJ, Sugerman HJ, Nagamoto H, Fowler AA: OPC-6535, a superoxide anion production inhibitor, attenuates acute lung injury. J Surg Res. 1997 Sep;72(1):70-7. \"Pubmed\":http://www.ncbi.nlm.nih.gov/pubmed/9344716"@en . . . . . . . "Investigated for use/treatment in ulcerative colitis."@en . . . . . . . . . . . . . . "OPC-6535 is a new class of anti-inflammatory agent and phophodiasterase inhibitor."@en . . . . . "investigational"@en . . . "OPC-6535"@en . . .