Drug

Who makes levothyroxine sodium?

43 companies list levothyroxine sodium as a human prescription drug, including under the names EUTHYROX, LEVOXYL, Synthroid, THYQUIDITY, Tirosint, Tirosint SOL, Unithroid. Forms: capsule; injection; injection, powder, lyophilized, for solution; injection, solution; solution; tablet. Routes: intravenous, oral.

Labellers from the openFDA NDC Directory. A labeller is the firm named on the label, not necessarily the site that made the product, and a listing is not an FDA approval. Data as of 24 Sept 2026. Methodology

Companies listing levothyroxine sodium

CompanyFormsApplicationNDCsRegistered sites
International Medication Systems, Ltd.United StatestabletANDA, NDA, NDA AUTHORIZED GENERICANDA207588, ANDA209713, ANDA211417743
Bryant Ranch PrepackUnited StatestabletANDA, NDA, NDA AUTHORIZED GENERICANDA207588, ANDA209713, ANDA212399611
Northwind Health Company, LLCUnited StatestabletANDA, NDA, NDA AUTHORIZED GENERICANDA076187, ANDA209713, ANDA212399361
IBSA Pharma Inc.capsule; solutionNDANDA021924, NDA206977300
Preferred Pharmaceuticals Inc.United StatestabletANDA, NDAANDA207588, ANDA209713, ANDA211417281
Proficient Rx LPUnited StatestabletANDA, NDA, NDA AUTHORIZED GENERICANDA207588, ANDA209713, ANDA212399281
NuCare Pharmaceuticals,Inc.United StatestabletANDA, NDA, NDA AUTHORIZED GENERICANDA209713, ANDA211417, ANDA212399141
Alvogen, Inc.tabletNDANDA021116140
Cardinal Health 418, Inc.United StatestabletANDAANDA076187, ANDA2097131334
Coupler LLCUnited StatestabletANDA, NDA AUTHORIZED GENERICANDA209713, ANDA211417, NDA021342131
Direct RxUnited StatestabletANDA, NDAANDA209713, ANDA212399, NDA021116131
RemedyRepack, IncUnited StatestabletANDAANDA209713, ANDA211417, ANDA212399131
Lupin LimitedIndiatabletANDAANDA2097131214
AbbVie Inc.United StatestabletNDANDA0214021213
Macleods Pharmaceuticals LimitedIndiatabletANDAANDA211417125
ACCORD HEALTHCARE LIMITEDUnited KingdomtabletANDAANDA212399122
ASCLEMED USA INC. DBA ENOVACHEMUnited StatestabletANDAANDA212399121
Amneal Ireland LimitedIrelandtabletNDANDA021210121
Camber Pharmaceuticals, Inc.United StatestabletANDAANDA215259121
Lannett Company, LLCUnited StatestabletNDA AUTHORIZED GENERICNDA021342121
XLCare Pharmaceuticals Inc.United StatestabletANDAANDA215259121
Amneal Pharmaceuticals NY LLCtabletNDA AUTHORIZED GENERICNDA021210120
Mylan Pharmaceuticals, Inc.tabletANDAANDA076187120
YARAL Pharma Inc.capsuleNDA AUTHORIZED GENERICNDA021924120
Pharma Packaging Solutions, LLC dba Tjoapack, LLCUnited StatestabletANDAANDA209713115
NorthStar RxLLCtabletANDAANDA211417110
Pfizer Laboratories Div Pfizer InctabletNDANDA021301110
NCS HealthCare of KY, LLC dba Vangard LabsUnited StatestabletNDANDA021210101
Mylan Institutional Inc.tabletANDAANDA076187100
MAJOR Pharmaceuticals Inc.tabletANDAANDA20971390
Teva Pharmaceutical Industries Ltd.CanadatabletANDAANDA20758886
Aurobindo Pharma LimitedIndiatabletANDAANDA21641456
Provell Pharmaceuticals, LLCtabletNDANDA02129250
Fresenius Kabi USA, LLCUnited Statesinjection, solutionNDANDA21063236
RedPharm DrugUnited StatestabletANDAANDA21239931
Zydus Pharmaceuticals USA Inc.Indiainjection, powder, lyophilized, for solutionANDAANDA21706631
PD-Rx Pharmaceuticals Inc.United StatestabletANDAANDA21239921
Piramal Critical Care IncUnited StatesinjectionANDAANDA20616321
Zydus Lifesciences LimitedIndiainjection, powder, lyophilized, for solutionANDAANDA217066112
Hikma Pharmaceuticals USA Inc.United Statesinjection, solutionNDANDA21425314
NuCar Pharmaceuticals,Inc.tabletNDANDA02111610
NuCarePharmaceuticals, Inc.tabletANDAANDA20971310
Oliva Therapeutics, LLCsolutionNDANDA21404710

Bulk ingredient listings

Orange Book patents

16 unexpired patents list levothyroxine sodium as the active ingredient, expiring between Aug 2031 and Sept 2044. Application holders: FRESENIUS KABI USA LLC, GENUS LIFE SCIENCES INC, HIKMA PHARMACEUTICALS USA INC, IBSA INSTITUT BIOCHIMIQUE SA, JEROME STEVENS PHARMACEUTICALS INC, MYLAN PHARMACEUTICALS INC.

Enquiry

Common questions

Who makes levothyroxine sodium?
43 companies list levothyroxine sodium as a human prescription drug in the openFDA NDC Directory, led by International Medication Systems, Ltd., Bryant Ranch Prepack, Northwind Health Company, LLC, IBSA Pharma Inc., Preferred Pharmaceuticals Inc.. Each is the labeller, the firm named on the label; the product may be made at a site registered to another company.
Is there a generic EUTHYROX?
29 companies list levothyroxine sodium under an abbreviated new drug application (ANDA), the application type used for generics, and 18 under an NDA or BLA. Listing status is from the NDC Directory; it is not a statement of availability.
Who supplies levothyroxine sodium active ingredient?
14 companies list levothyroxine sodium as a bulk ingredient, including MEDISCA Inc., Peptido GmbH, Sandoz Industrial Products S.A, AZICO BIOPHORE INDIA PRIVATE LIMITED.