https://www.ncbi.nlm.nih.gov/pubmed/1490755 is a study that involves people treated with 300 mg of Vitamin E a day for eight weeks, and it found that prolactin levels successfully lowered by 65% after that time!
I find that it stops my breast pain too, which is great, since I’m not about to give up my antipsychotic for breast cancer fears.
These results show that vitamin E treatment lowers prolactin levels in uremic hemodialysis patients. This might be due to inhibition of central prolactin secretion. Vitamin E inhibits pituitary gland hypertrophy in vitamin E-deficient rats
Adding a small dose of abilify to your AP mix will work to lower it if you’re on an AP.