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 …

Pituitary-thyroid function was tested in 15 euthyroid patients before, during, and after long
term oral treatment with amiodarone (2-n-butyl-3, 4′-diethylaminoethoxy-3′, 5 …

In clinically euthyroid subjects on long‐term amiodarone therapy free thyroxine (T4)
concentrations were increased and free triiodothyronine (T3) levels reduced. There was also …

Amiodarone (2-n-butyl-3, 4′-diethylaminoethoxy-3′, 5′-diiodobenzoyl-benzofurane) is
an antiarrhythmic drug which increases serum T4 and rT3 levels in patients and lowers …

The term “T4toxicosis” has been used to describe the selective increase in serum total and
free T4that has been noted in some patients during acute or chronic nonthyroidal illness …

Amiodarone, an antiarrhythmic and anti-anginal agent, contains 75mg oforganic iodine per
200mg active substance. The drug is deiodinated during its biotransformation, and it is …

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

Thyroid function was evaluated clinically and biochemically in 12 patients with ischaemic
heart disease receiving 200 mg oral amiodarone three times daily for periods up to 6 weeks …

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 …

An antiarrhythmic drug, amiodarone, contains 37% iodine by weight and is structurally
similar to the thyroid hormones. The drug inhibits hepatic 5'-deiodinase, resulting in …