21. Generic drugs: FDA should make public its plans to issue and revise guidance on nonbiological complex drugs : report to Congressional requesters Publication: Washington, DC : United States Government Accountability Office, December 2017 Subject(s): Drug ApprovalDrugs, GenericTherapeutic EquivalencyChemistry, PharmaceuticalDoxorubicinDrug DevelopmentEnoxaparinGlatiramer AcetateGluconatesPropofolHumansUnited StatesUnited States. Food and Drug Administration.