A 28-year-old woman who is breastfeeding her healthy six-week-old term infant presents with a four-day history of generalized body aches, intermittent fever to 101.2 degrees Fahrenheit, and localized pain on the upper aspect of her left breast. She states that she's been attempting to nurse her infant as tolerated and pumps the affected breast when unable to nurse. Physical exam is consistent with lactation-associated mastitis. Which of the following is the most appropriate next steps?&...