21 December Flashcards
1
Q
What are the ingredients in Madopar HBS?
A
Levodopa and Benserazide
2
Q
What is the starting dose of nicotine patches?
A
21mg/24 hours
3
Q
What is the mechanism of action of mirtazapine?
A
Tetracyclic antidepressant; acts by postsynaptic blockade of serotonin 5HT2 and 5HT3 receptors and presynaptic blockade of central alpha2-adrenergic inhibitory autoreceptors. It is also a potent H1 antagonist which accounts for its sedative effects.
4
Q
What is the mechanism of action of irbesartan?
A
Competitively block binding of angiotensin II to type 1 angiotensin (AT1) receptors. They reduce angiotensin II-induced vasoconstriction, sodium reabsorption and aldosterone release. They also reduce the effect of angiotensin II on sympathetic nervous activity and growth factors.
