Liothyronine

In some countries, this medicine may only be approved for veterinary use.

In the US, Liothyronine (liothyronine systemic) is a member of the drug class thyroid drugs and is used to treat Hypothyroidism - After Thyroid Removal, Myxedema, Myxedema Coma, Thyroid Suppression Test, TSH Suppression and Underactive Thyroid.

US matches:

• Liothyronine


• Liothyronine Tablets


• Liothyronine Intravenous


• Liothyronine Sodium


• Liothyronine Sodium (T3; triiodothyronine)

UK matches:

• Liothyronine Sodium Injection BP 20 mcg (SPC)

Scheme

Rec.INN

CAS registry number (Chemical Abstracts Service)

0006893-02-3

Chemical Formula

C15-H12-I3-N-O4

Molecular Weight

650

Therapeutic Category

Thyroid hormone

Chemical Name

L-Tyrosine, O-(4-hydroxy-3-iodophenyl)-3,5-diiodo-

Foreign Names

• Liothyroninum (Latin)
• Liothyronin (German)
• Liothyronine (French)
• Liotironina (Spanish)

Generic Names

• Liothyronine (OS: DCF, BAN)
• Liotironina (OS: DCIT)
• T₃ (IS)
• Triiodothyronine (IS)
• Liothyronine Sodium (OS: BANM)
• Sodium L-triiodothyronine (IS)
• Liothyronine sodique (PH: Ph. Eur. 6)
• Liothyronine Sodium (PH: BP 2010, JP XIV, USP 32, Ph. Eur. 6)
• Liothyronin-Natrium (PH: Ph. Eur. 6)
• Liothyroninum natricum (PH: Ph. Int. 2, Ph. Eur. 6)

Brand Names

• Cynomel
  Farpasa, Peru



• Eutroid (Liothyronine and Levothyroxine)
  Pfizer, Peru



• Novothyral (Liothyronine and Levothyroxine)
  Merck, Chile



• Thyrolar (Liothyronine and Levothyroxine sodium)
  Forest, United States



• Thyrotardin
  Henning Berlin, Germany; Sanofi-Aventis, Germany



• Thybon
  Henning Berlin, Germany; Sanofi-Aventis, Germany



• Combithyrex (Liothyronine and Levothyroxine)
  Sandoz, Austria



• Cynomel
  Grossman, Mexico; Sanofi-Aventis, France



• Cytobin (veterinary use)
  Pfizer Animal Health, United States



• Cytomel
  ACE, Netherlands; GlaxoSmithKline, Luxembourg; King, United States; King Pharma, Canada; Stephar, Netherlands



• Diotroxin (Liothyronine and Levothyroxine)
  Aspen Pharmacare, South Africa



• Dithyron (Liothyronine and Levothyroxine)
  Uni-Pharma, Greece



• Euthyral (Liothyronine and Levothyroxine)
  Merck Serono, France



• Liothyronin
  Nycomed, Norway; Nycomed, Sweden



• Liothyronine Sodium
  Bio-Coastal, United States; Mylan, United States; X-Gen, United States



• Liotir
  Amsa, Italy



• Liotironina Sodica L.CH.
  Chile, Chile



• Neo-Tiroimade
  Esfar, Portugal



• Novothyral (Liothyronine and Levothyroxine)
  Merck, Switzerland; Merck, Germany



• Prothyrid (Liothyronine and Levothyroxine)
  Henning Berlin, Germany; Sanofi-Aventis, Germany



• T3
  Uni-Pharma, Greece



• Tertroxin
  Aspen Pharmacare, South Africa; GlaxoSmithKline, Czech Republic; Sigma, Australia



• Tertroxin (veterinary use)
  Goldshield, United Kingdom



• Thyronamin
  Takeda, Japan



• Tiromel
  Abdi Ibrahim, Turkey



• Ti-Tre
  Teofarma, Italy



• Triiodothyronine
  Berlin-Chemie, Russian Federation; Goldshield, Malta



• Tri-Iodo-Tironina
  GlaxoSmithKline, Argentina



• Trijodthyronin
  Sandoz, Austria



• Triostat
  JHP, United States; Jones, United States; King, United States



• Triyotex
  Medix, Costa Rica; Medix, Dominican Republic; Medix, Guatemala; Medix, Honduras; Medix, Mexico; Medix, Panama; Medix, El Salvador

International Drug Name Search

Glossary

BAN	British Approved Name
BANM	British Approved Name (Modified)
DCF	Dénomination Commune Française
DCIT	Denominazione Comune Italiana
IS	Inofficial Synonym
OS	Official Synonym
PH	Pharmacopoeia Name
Rec.INN	Recommended International Nonproprietary Name (World Health Organization)
SPC	Summary of Product Characteristics (UK)

Click for further information on drug naming conventions and International Nonproprietary Names.