BOCA RATON, Fla.--(BUSINESS WIRE)--Nutra Pharma Corp. (OTCBB: NPHC), a biotechnology company that is developing drugs for HIV and Multiple Sclerosis (MS) has today announced that its drug development holding, ReceptoPharm, has successfully completed enrollment in its phase IIb human clinical trial for the treatment of Adrenomyeloneuropathy (AMN).