- Treated with any of the following drugs that can modify PRL levels on inclusion and during the study: antipsychotics, except for quetiapine, antidepressants -except for mirtazapine-, hormone therapy, spermicides, antiparkinson drugs or dopaminergic agonists, metoclopramide, domperidone, cimetidine or ranitidine, verapamil, enalapril, alpha-methyldopa, reserpine, morphine and other opioid derivatives, anti-retrovirals (protease inhibitors), vitamin D or any complex containing it. These drugs are excluded for their known potential effect on prolactin serum levels, sexual hormones and/or cortisol.