Thyroid Hormons: Levothyroxine Flashcards
1
Q
Levothyroxine: prescribes for
A
Hypothyroidism
2
Q
Levothyroxine: Examples
A
Levothyroxine
3
Q
Levothyroxine: Mode of action
A
Lifelong replacement
4
Q
Levothyroxine: Contraindication
A
Thyrotoxicosis
5
Q
Levothyroxine: Cautions
A
Elderly, cardiovascular disorders
6
Q
Levothyroxine: Dosing
A
The dose should be taken 30–60 minutes pre-break or caffeine-containing liquids to avoid reduced absorption
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
8
Q
Levothyroxine: Side effects
A
Headache, insomnia, tremor, anxiety, flushing