The effects of amiodarone on thyroid function tests in 100 patients treated for 6 weeks to 8
years are reported. One patient became thyrotoxic and 10 developed latent or overt …

Serum thyroxine (T4), triiodothyronine (T3), resin uptake of T3 (RT3U), thyroid stimulating
hormone (TSH) and TSH response to thyrotropin releasing hormone (TRH) were measured …

Amiodarone has been used in cardiology for more than 20 years as an anti-angina and anti-
arrhythmia agent. In the seventies, variations in thyroid hormone and TSH concentrations …

Both hyperthyroidism and hypothyroidism have been noted to occur in some patients treated
with amiodarone for cardiac arrhythmias. To determine the frequency of the development of …

Purpose: To review the literature on the effects of amiodarone on thyroid physiology and
management of amiodarone-induced thyroid disease. Data Sources: English-language …

Thyroid function alterations induced by amiodarone treatment (200-400 mg/day for 5
days/week) were studied in 50 patients with heart disease (age 34-75 years, mean age …

2-n-Butyl-3-(4'-diethylaminoethoxy-3', 5'-diiodobenzoyl)-benzofurane (amiodarone), a drug
used in arrythmias and angina pectoris, contains 75 mg of organic iodine/200 mg active …

Amiodarone is a potent antiarrhythmic drug associated with thyroid dysfunction. Its high
iodine content causes inhibition of 5'-deiodinase activity. Most patients remain euthyroid …

In order to evaluate the effects of amiodarone on thyroid function in chronically treated
patients, 43 consecutive patients, who had been taking a mean weekly dose of 1420±488 …

• Clinical and chemical variables of thyroid function were studied in 26 patients with
symptomatic ventricular tachyarrhythmias before and during long-term oral treatment with …