Neuroleptics cause hyperprolactinemia by blocing the effect of following on pituitary lactotropes-: (A) Dopamine, (B) Glycine, (C) Acetylcholine, (D) Serotonin
Answer is A. Ans. is 'a' i.e., Dopamine * Neuroleptics consistently increase prolactin release by blocking the inhibitory action of DA on pituitary lactotropes. This may result in galactorrhoea and gynaecomastia.