The liberal arts college of a university is simply the arm of that university that teaches courses in the liberal arts to all students of that university. Journalism is a professional field though often found in the English department. The others you mention would be among the liberal arts.
The fundamental principle for the use of vancomycin in dialysis patients is that the drug should only be administered when the plasma concentration is too low to be effective. However, guidelines for appropriate plasma sampling schedules are not available.
Oral vancomycin therapy is rarely monitored as only tiny amounts of the drug are absorbed and carried in the blood. Occasionally, someone with impaired renal function will be monitored to verify that the drug is not building up in their body.