BOCA RATON, Fla.--(BUSINESS WIRE)--Nutra Pharma Corp. (OTCBB: NPHC), a biotechnology company that is developing drugs for HIV and Multiple Sclerosis, has announced today that its wholly-owned drug discovery subsidiary, ReceptoPharm, Inc., has received approval from the Florida Department of Agriculture and Consumer Services to conduct trials of its leading antiviral drug candidate, RPI-MN, as a treatment for Feline Leukemia Virus (FeLV).