This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Bromocriptine is agonist of ? 
Select and explain. 
A. Dopamine, B. Serotonine, C. Acetylcholine, D. Epinephrine
A: Dopamine
Answer: A: Dopamine 
Explanation: Ans. is'a'i.e., Dopamine Ref: KDT 7/e p.2391Synthetic ergot derivative.It is a potent dopamine agonist.It has greater action on D2 receptors, while at ceain dopamine sites in brain it acts as a paial agonist or antagonist of D1 receptor.