PRL and hyperprolactinemia: The search results showed that 2 articles have been published about this issue up to now in Iran [88, 89] including: “A systematic review on the efficacy of herbal medicines in the management of human drug-induced hyperprolactinemia: Potential sources for the development of novel drugs” [89], cited 11 and 10 times in Google scholar and Scopus, respectively and “Effect of Vitexagnus - Castus L. leaf and fruit flavonoidal extracts on serum prolactin concentration” [88], cited 4 times in Google scholar and 3 times in Scopus.