Thyroid Hormons: Levothyroxine Flashcards

1
Q

Levothyroxine: prescribes for

A

Hypothyroidism

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2
Q

Levothyroxine: Examples

A

Levothyroxine

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3
Q

Levothyroxine: Mode of action

A

Lifelong replacement

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4
Q

Levothyroxine: Contraindication

A

Thyrotoxicosis

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5
Q

Levothyroxine: Cautions

A

Elderly, cardiovascular disorders

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6
Q

Levothyroxine: Dosing

A

The dose should be taken 30–60 minutes pre-break or caffeine-containing liquids to avoid reduced absorption

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7
Q

Levothyroxine: Interactions

A

Oral iron and calcium supplements (and cow’s dairy) reduce the absorption of levothyroxine. It is important that doses are separated by at least four hours

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8
Q

Levothyroxine: Side effects

A

Headache, insomnia, tremor, anxiety, flushing

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