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.
Diabetic Retinopathy Study (DRS) Does PRP (argon or xenon arc) prevent severe vision loss in eyes with diabetic retinopathy? Patients were included in the study if they had PDR in at least one eye or severe NPDR in both eyes, and had VA of 20/100 or better in each eye.