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Medications Affecting Thyroid Function
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Medications Affecting Thyroid Function
, Drug-Induced Thyroiditis
See Also
Hypothyroidism
Hyperthyroidism
Causes
Medications associated with
Hypothyroidism
Inorganic
Iodine
Iodide
Amiodarone
Cyanates
Lithium
Interleukin
-2
Interferon
Rifampin
Tyrosine Kinase
inhibitors
Immune Checkpoint Inhibitor
s
Phenobarbital
Causes
Medications associated with
Hyperthyroidism
Excess
Thyroid Hormone
intake
Excess
Iodine
exposure (Jod-Basedow phenomenon)
Dietary
Iodine
Radiocontrast Material
(contains
Iodine
)
Amiodarone
(contains 37%
Iodine
)
Causes
Medications causing
Thyroiditis
Amiodarone
Type 1
Amiodarone
-induced
Thyrotoxicosis
Increased
Thyroid Hormone
synthesis (pre-existing
Goiter
)
Treated with antithyroid medications (and
Beta Blocker
s as needed for symptom control)
Type 2
Amiodarone
-induced
Thyrotoxicosis
Destructive
Thyroiditis
results in increased T4 and T3 release into circulation
Treated with
Glucocorticoid
s (and
Beta Blocker
s as needed for symptom control)
Denileukin (Ontak)
CD25 cytotoxin used in CTCL, CLL,
Psoriasis
causes
Hyperthyroidism
Interferon-alfa
Autoimmune mechanism causes
Thyroiditis
with
Hypothyroidism
or
Hyperthyroidism
Interleukin
-2
Autoimmune mechanism causes
Thyroiditis
with
Hypothyroidism
more often than
Hyperthyroidism
Lithium
Autoimmune mechanism causes
Thyroiditis
with
Hypothyroidism
more often than
Hyperthyroidism
Tyrosine Kinase
inhibitors
Thyroid
uptake inhibition results in
Hypothyroidism
References
Barbesino (2010) Thyroid 20(7): 763-70 [PubMed]
Perez Lopez (2011) Endocrinol Nutr 58(2): 94-6 [PubMed]
Sweeney (2014) Am Fam Physician 90(6): 389-96 [PubMed]
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