Not an effect of bromocriptine is -
Ans. is 'b' i.e., Increase prolactin release Bromocriptine is a potent dopamine agonist. o The actions of bromocriptine is due to dopamine like effect (dopaminergic) on D2 and less common DI receptors. Dopamine inhibits the secretion ofprolactin --> Bromocriptine does the same. Dopamine increases the secretion of GH in normal individuals but decreases in acromegalics Bromocriptine also has r_.cone effect. 3. Dopamine stimulates CTZ and causes nausea, vomiting --> same is true with bromocriptine - Nausea & vomiting are the commonest adverse effects. Dopamine decreases GI motility --> Bromocriptine has same effect. Levodopa is an immediate precursor of dopamine so, bromocriptine also has levodopa like action in CNS.
Dopamine agonist
Increases prolactin release
Decreases prolactin release
All
Increases prolactin release