THYRO-L (LEVOTHYROXINE SODIUM) POWDER [LLOYD, INC. OF IOWA] Home THYRO-L (LEVOTHYROXINE SODIUM) POWDER [LLOYD, INC. OF IOWA] THYRO-L (LEVOTHYROXINE SODIUM) POWDER [LLOYD, INC. OF IOWA] PDF | XML NDC 11789-048-10, 11789-048-20 Set ID a1191afb-827c-4bd6-8495-f5da1c18fa0b Generic Name Product Class Product Number Application Number Related Drugs Search DailyMed Drugs