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Free Practice Quiz Question List

3 Thyroid Medications Online Quiz Questions

Use this free practice quiz with 20 questions to review 3 Thyroid Medications, test your knowledge, and prepare for your next test or exam.

20 questions
01
True or false
1 point

True or false: Levothyroxine replaces thyroid hormone, whereas methimazole and propylthiouracil reduce new thyroid-hormone production.

  1. A

    True

  2. B

    False

02
Written response
1 point

A patient taking warfarin is also treated with methimazole. Which laboratory test is used to monitor the anticoagulant effect that may increase?

03
Choose one
1 point

A patient takes levothyroxine each morning and has started taking an iron supplement with breakfast. What is the best teaching?

  1. A

    Take levothyroxine and iron together with breakfast to establish a shared routine.

  2. B

    Take levothyroxine consistently on an empty stomach and separate it from iron by at least 4 hours.

  3. C

    Stop levothyroxine while taking iron.

  4. D

    Take levothyroxine only when symptoms of hypothyroidism occur.

04
Fill in the blank
1 point

For an adult with primary hypothyroidism, TSH is generally reassessed about after a levothyroxine dose change.

05
True or false
1 point

True or false: Once a patient's levothyroxine dose is stable, no further follow-up is needed.

  1. A

    True

  2. B

    False

06
Choose one
1 point

A patient taking levothyroxine develops new palpitations, tremor, heat intolerance, and insomnia. Which interpretation and response are most appropriate?

  1. A

    They may indicate excessive replacement; arrange clinical review rather than changing the dose independently.

  2. B

    They show that the dose is correct, so no follow-up is needed.

  3. C

    They mean the patient should double the next dose.

  4. D

    They prove levothyroxine is not being absorbed.

07
Choose one
1 point

A patient taking warfarin begins methimazole. Which change should the care team anticipate when planning anticoagulation monitoring?

  1. A

    The anticoagulant effect may increase, so anticoagulation should be monitored.

  2. B

    Warfarin prevents methimazole absorption, so the methimazole dose should automatically be doubled.

  3. C

    Methimazole always lowers the INR, so monitoring can stop.

  4. D

    There is no interaction once thyroid levels begin to normalize.

08
Choose all
1 point

A patient taking methimazole develops a fever and severe sore throat. Select all appropriate actions.

  1. A

    Seek prompt medical advice and evaluation.

  2. B

    Obtain a white blood cell count with differential as part of the evaluation.

  3. C

    Do not take further doses until instructed by the prescriber.

  4. D

    Take an extra dose and wait until tomorrow to see whether symptoms improve.

09
Choose all
1 point

A patient taking propylthiouracil reports yellowing of the eyes, dark urine, and right-upper-abdominal pain. Select all appropriate responses.

  1. A

    Recognize yellowing of the eyes, dark urine, and right-upper-abdominal pain as warning signs.

  2. B

    Seek prompt medical evaluation; PTU should be discontinued and liver tests obtained when hepatic dysfunction symptoms occur.

  3. C

    Reassure the patient that these symptoms are harmless and continue the medication without assessment.

  4. D

    Wait until the next routine appointment before reporting the symptoms.

10
Written response
1 point

A patient taking levothyroxine uses a supplement that may interfere with some thyroid laboratory assays. What is the supplement called?

11
Choose one
1 point

A patient taking levothyroxine plans thyroid blood tests and uses a biotin-containing supplement. What is the best teaching?

  1. A

    Tell the clinician about the supplement and follow instructions about holding it before testing.

  2. B

    Assume that the supplement always causes true hypothyroidism.

  3. C

    Stop TSH testing because the supplement makes it unnecessary.

  4. D

    Take the supplement with levothyroxine to improve its absorption.

12
Open ended
1 point

A patient taking warfarin is starting methimazole. Explain why the care team should pay attention to anticoagulation monitoring and when that monitoring may need particular attention.

13
Choose one
1 point

An adult with primary hypothyroidism has a levothyroxine dose change. When should TSH generally be reassessed?

  1. A

    About 6–8 weeks after the change.

  2. B

    The next day.

  3. C

    Only if symptoms worsen.

  4. D

    After one year.

14
Written response
1 point

What shared effect do methimazole and propylthiouracil have on thyroid-hormone production?

15
True or false
1 point

Levothyroxine is used as thyroid-hormone replacement therapy for hypothyroidism.

  1. A

    True

  2. B

    False

16
Written response
1 point

After a levothyroxine dose change in an adult with primary hypothyroidism, what is the usual interval before TSH is reassessed?

17
Choose one
1 point

A patient taking levothyroxine uses a biotin-containing supplement before thyroid blood tests. Which teaching is correct?

  1. A

    Biotin makes TSH testing unnecessary.

  2. B

    Biotin can interfere with some thyroid laboratory tests, so the patient should disclose its use and follow instructions about holding it before testing.

  3. C

    Biotin always causes true hypothyroidism.

  4. D

    Biotin must be taken with levothyroxine to improve absorption.

18
Choose one
1 point

A patient taking methimazole also takes warfarin. Which monitoring issue is especially important?

  1. A

    The INR may increase, so anticoagulation should be monitored.

  2. B

    Warfarin prevents methimazole absorption, so the methimazole dose should automatically be doubled.

  3. C

    Methimazole always lowers the INR, so monitoring can stop.

  4. D

    No interaction is possible once thyroid levels begin to normalize.

19
Choose one
1 point

A patient taking levothyroxine develops palpitations, tremor, heat intolerance, and insomnia. Which interpretation is most appropriate?

  1. A

    These symptoms may indicate excessive thyroid-hormone replacement and warrant clinical review.

  2. B

    These are expected signs that the dose is correct.

  3. C

    The patient should double the next dose.

  4. D

    These symptoms prove that levothyroxine is not being absorbed.

20
Fill in the blank
1 point

A patient takes levothyroxine with breakfast at varying times and asks how to make absorption more consistent. Teach the patient to take it consistently on an .