Fig. 3.

Underlying diagnosis for which the drug known or suspected to have induced HPL was administered (a), and treatment known or suspected to have induced HPL (b). HPL hyperprolactinaemia, NR not reported. Note: Underlying diagnosis refers to the diagnosis for which the drug known or suspected to have induced HPL was administered. Some studies described patients with HPL, but the specific diagnoses and drugs related to the development of HPL were not reported. Importantly, only diagnoses that were clearly documented were extracted; no interpretations were made to avoid biasing the results