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Free Online Flashcard Deck

3 Thyroid Medications Free Online FlashCards

Study 3 Thyroid Medications with 12 free online flashcards. Review key terms, definitions, and concepts with this interactive flashcard deck.

12 cards
01
Front

What is the purpose of levothyroxine?

Back

Levothyroxine is thyroid-hormone replacement therapy.

02
Front

How should levothyroxine be taken in relation to food?

Back

Take it consistently on an empty stomach.

03
Front

How far apart should levothyroxine and iron or calcium be taken?

Back

Separate levothyroxine from iron or calcium by at least 4 hours because these agents can reduce its absorption.

04
Front

When is TSH generally reassessed after a levothyroxine dose change?

Back

Reassess TSH in about 6–8 weeks.

05
Front

What can new palpitations and tremor suggest in a patient taking levothyroxine?

Back

Palpitations, tremor, heat intolerance, and insomnia may indicate excessive thyroid-hormone replacement.

06
Front

How should a patient respond to possible excess levothyroxine effects?

Back

Have the symptoms and thyroid status reviewed; do not change the dose independently.

07
Front

What do methimazole and propylthiouracil do?

Back

Methimazole and propylthiouracil reduce new thyroid-hormone production.

08
Front

What serious complication can fever or sore throat signal during antithyroid therapy?

Back

Fever or a severe sore throat can signal agranulocytosis, a rare but potentially life-threatening reduction in white blood cells.

09
Front

What should a patient taking methimazole do if fever and severe sore throat develop?

Back

Contact the prescriber promptly; evaluation should include a white blood cell count with differential. Do not take more doses until instructed.

10
Front

What monitoring concern arises when methimazole is taken with warfarin?

Back

Methimazole can increase warfarin's effect, so PT/INR monitoring may need attention, especially when treatment or thyroid status changes.

11
Front

What major safety warning applies to propylthiouracil?

Back

Propylthiouracil carries a boxed warning for severe, sometimes fatal liver injury.

12
Front

Which symptoms during propylthiouracil treatment may signal liver injury?

Back

Jaundice, dark urine, or right-upper-abdominal pain may indicate liver injury.