Notes in Thyroid and Anti-thyroid Drugs

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Published	03/07/2025	Levothyroxine is best taken:A. On empty stomachB. With mealsC. After mealsD. Before meals
Published	03/07/2025	Half-life of Levothyroxine.A. 1 dayB. 3 daysC. 7 daysD. 1 month
Published	03/07/2025	Which of the following can affect the absorption of Levothyroxine and thus should not be given within 4 hours of in take of levothyroxi…
Published	03/07/2025	Mechanism of action of Corticosteroids as an antithyroid drug.A. Inhibit proteolysis of thyroglobulinB. Inhibit organification and hormone r…
Published	03/07/2025	Which of the following drugs can suppress or inhibit TSH secretion thus will result to low serum TSH level?A. LithiumB. DopamineC. EstrogenD…
Published	03/07/2025	Minor side effects of thionamides, EXCEPT:A. VasculitisB. FeverC. RashD. Arthralgia
Published	03/07/2025	Major side effects of thionamides, EXCEPT:A. HepatitisB. AgranulocytosisC. ArthralgiaD. SLE-like syndrome
Published	03/07/2025	Drug of choice for amiodarone-induced hyperthyroidism.A. MethimazoleB. PTUC. PerchlorateD. Lithium carbonate
Published	03/07/2025	Which of the following can cause Wolf-Chaikoff phenomenon?A. Lithium carbonateB. lodineC. PerchlorateD. PTU
Published	03/07/2025	Absolute contraindication to radioactive iodine therapy, EXCEPT:A. PregnancyB. Moderate to Severe ophthalmopathyC. Breastfeeding mothersD. R…
Published	03/07/2025	Crosses the placentaA. Propylthiouracil B. Methimazole C. Both D. Iodide
Published	03/07/2025	Associated with congenital malformation of the scalp.A. Propylthiouracil B. Methimazole C. Both D. Iodide
Published	03/07/2025	Secreted in low concentrations in breast milk but are considered safe for nursing infants.A. Propylthiouracil B. Methimazole C. Both D. Iodide
Published	03/07/2025	The major action is to prevent hormone synthesis by inhibiting the thyroid peroxi-dase-catalyzed reactions and blocking iodine organification.A. Propy…
Published	03/07/2025	Inhibits the peripheral conversion of T4 to T3A. Propylthiouracil B. Methimazole C. Both D. Iodide
Published	03/07/2025	Increased risk of severe hepatocellular necrosis.A. Propylthiouracil B. Methimazole C. Both D. Iodide
Published	03/07/2025	Cholestatic jaundice is more commonA. Propylthiouracil B. Methimazole C. Both D. Iodide
Published	03/07/2025	The most dangerous complication is agranulocytosisA. Propylthiouracil B. Methimazole C. Both D. Iodide
Published	03/07/2025	Inhibit organification and hormone release and decrease the size and vascularity of the hyperplastic gland.A. Propylthiouracil B. Methimazole C. …
Published	03/07/2025	The drug of choice in adults and children in the treatment of hyperthyroidism.A. Propylthiouracil B. Methimazole C. Both D. Iodide
Published	03/07/2025	Drug of choice for thyroid storm.A. Propylthiouracil B. Methimazole C. Both D. Iodide
Published	03/07/2025	Drug of choice for the 2nd and 3rd trimester of pregnant womenA. Propylthiouracil B. Methimazole C. Both D. Iodide
Published	03/07/2025	More strongly protein-bound and crosses placenta less readily.A. Propylthiouracil B. Methimazole C. Both D. Iodide
Published	03/07/2025	Jod-basedow phenomenonA. Propylthiouracil B. Methimazole C. Both D. Iodide
Published	03/07/2025	SLE-like syndromeA. Propylthiouracil B. Methimazole C. Both D. Iodide
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