Dopamine agonist used in diabetes: (A) Metformin, (B) Bromocriptine, (C) Cabergoline, (D) Vanadium salts
Answer is B. Bromocriptine and cabergoline are dopamine agonists but bromocriptine usage in type 2 diabetes is approved.It has an interesting mechanism of action by inhibiting the dopamine dip that causes in early morning leading to hyperglycemia. Ref: Goodman and Gillman 13th ed