Show pageBacklinksCite current pageExport to PDFBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. PRN is Latin (Pro Re Nata = 'as the thing is needed'). PRN means medications that should be taken only as neede prn.txt Last modified: 2024/06/07 02:57by 127.0.0.1