1 Do not attempt to remove visible debris or drainage from the ear. 2  Stop swimming or exposure to water until the condition improves.  Apply heat to the ear to control the pain at home. Warmth from a heating pad may provide some relief. Fold a towel in half and place it between the heating pad and the ear.
PRN in Any Field. You can be a PRN employee in any medical-related field. Many PRNs are therapists, nurses or nursing aides. But many other medical areas also use PRN employees to fill in as needed as laboratory workers, therapists, sleep technicians or other medical specialists.
Health Care Professionals. PRN is an abbreviation for the Latin term, pro re nata which loosely translates to as needed. PRN is a term commonly used by healthcare employers and professionals to describe short-term, contract, part-time, or fill-in work by a nurse or allied health professional. In the hospital, working pool or per diem is often the same as working PRN.