Propylthiouracil may be used to treat hyperthyroidism,because it
A) destroys thyroid gland cells.
B) inhibits the release of TSH.
C) suppresses production of autoantibodies.
D) inhibits thyroid hormone synthesis.

Question

Quizplus · Accepted Answer

Antithyroid drugs called thionamides (propylthiouracil,methimazole)block the activities of the enzyme thyroid peroxidase and inhibit thyroid hormone production by follicular cells.Antithyroid drugs do not destroy thyroid gland cells.Antithyroid drugs are used to inhibit release of T₃ and T₄.Treatment of hyperthyroidism is not aimed at suppression of autoantibodies.

Propylthiouracil May Be Used to Treat Hyperthyroidism,because It