PLANTATION, Fla.--(BUSINESS WIRE)--Nutra Pharma Corp. (OTCBB: NPHC), a biotechnology company that is developing treatments for Adrenomyeloneuropathy (AMN), HIV and Multiple Sclerosis (MS), has announced today that it has successfully completed a licensing agreement that grants XenaCare Holdings (OTCBB:XCHO) ongoing exclusive United States marketing and distribution rights for Cobroxin in return for meeting specific minimum performance requirements.