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.
If you're going into the medical field, you'll quickly learn about PRN, a common job-related term. Nurses, X-ray technicians, respiratory therapists and many other healthcare workers work PRN.. The initials stand for pro re nata, a Latin phrase that roughly translates to as needed or as the situation arises.. A PRN employee works when called, to fill in for an absent employee or to cover a special situation.