ATC codes
H Systemic hormonal preparations, excluding sex hormones and insulins
H01 Pituitary and hypothalamic hormones and analogues
H02 Corticosteroids for systemic use
H03 Thyroid therapy
H04 Pancreatic hormones
H05 Calcium homeostasis
A • B • C • D • G • H • QI • J • L • M • N • P • R • S • V

ATC code H03 Thyroid therapy is a therapeutic subgroup of the Anatomical Therapeutic Chemical Classification System, a system of alphanumeric codes developed by the WHO for the classification of drugs and other medical products. Subgroup H03 is part of the anatomical group H Systemic hormonal preparations, excluding sex hormones and insulins.^[1]

Codes for veterinary use (ATCvet codes) can be created by placing the letter Q in front of the human ATC code: QH03...^[2]

Contents 1 H03A Thyroid preparations 1.1 H03AA Thyroid hormones 2 H03B Antithyroid preparations 2.1 H03BA Thiouracils 2.2 H03BB Sulphur-containing imidazole derivatives 2.3 H03BC Perchlorates 2.4 H03BX Other antithyroid preparations 3 H03C Iodine therapy 3.1 H03CA Iodine therapy 4 References

[edit] H03A Thyroid preparations

[edit] H03AA Thyroid hormones

H03AA01 Levothyroxine sodium

H03AA02 Liothyronine sodium

H03AA03 Combinations of levothyroxine and liothyronine

H03AA04 Tiratricol

H03AA05 Thyroid gland preparations

[edit] H03B Antithyroid preparations

[edit] H03BA Thiouracils

H03BA01 Methylthiouracil

H03BA02 Propylthiouracil

H03BA03 Benzylthiouracil

[edit] H03BB Sulphur-containing imidazole derivatives

H03BB01 Carbimazole

H03BB02 Thiamazole

H03BB52 Thiamazole, combinations

[edit] H03BC Perchlorates

H03BC01 Potassium perchlorate

[edit] H03BX Other antithyroid preparations

H03BX01 Diiodotyrosine

H03BX02 Dibromotyrosine

[edit] H03C Iodine therapy

[edit] H03CA Iodine therapy

[edit] References

v • d • e Thyroid therapy (H03) Thyroid hormones Levothyroxine sodium# · Liothyronine sodium · Tiratricol · Thyroid gland preparations Antithyroid preparations Sodium-iodide symporter inhibitor Perchlorate (Potassium perchlorate) · Pertechnetate (Sodium pertechnetate) Thyroid peroxidase inhibitors (thioamide) Thiouracils: Methylthiouracil · Propylthiouracil# · Benzylthiouracil Sulfur-containing imidazole derivatives: Carbimazole · Thiamazole Block conversion of T4 to T3 Ipodate sodium · Propylthiouracil# Other Diiodotyrosine · Dibromotyrosine #WHO-EM. ‡Withdrawn from market. CLINICAL TRIALS: †Phase III. §Never to phase III