Review Question - QID 109782

A 27-year-old woman presents to her obstetrician for a regular follow-up appointment. The patient is 32 weeks pregnant. She has been followed throughout her pregnancy and has been compliant with care. The patient has a medical history of a seizure disorder which is managed with valproic acid as well as hives when given IV contrast, penicillin, or soy. During the patient's pregnancy, she has discontinued her valproic acid and is currently taking prenatal vitamins, folic acid, iron, and fish oil. At this visit, results are notable for mild anemia, as well as positive findings for an organism on darkfield microscopy. The patient is up to date on her vaccinations and her blood glucose is 117 mg/dL at this visit. Her temperature is 98.6°F (37°C), blood pressure is 145/99 mmHg, pulse is 82/min, and respirations are 12/min. Which of the following is the most effective treatment for this patient?