However, increased prolactin levels (mlU/L) were found in patients suffering from the first psychotic episode who were not receiving antipsychotic therapy.
We evaluated, in some cases for the first time, the effect of polymorphisms in multiple candidate genes on serum prolactin (PRL) levels in an AP-treated FEP cohort recruited in the multicenter PEPs study (Phenotype - genotype and environmental interaction; Application of a predictive model in first psychotic episodes).