NEW BRUNSWICK, N.J.--(BUSINESS WIRE)--Xechem International, Inc. (OTC BB: XKEM) announced today that the United States Export Import (Ex-Im) Bank, the official credit export agency of the United States, has approved a Comprehensive Credit Guarantee to support a $9.38 million loan from UPS Capital Business Credit to Xechem Pharmaceuticals Nigeria, Ltd. (Xechem Nigeria). Two Nigerian banks, Access Bank Plc. and Diamond Bank, Plc., are to provide the required Nigerian local bank guarantees in favor of Ex-Im Bank.