CO is a 30-year-old patient diagnosed with premenstrual dysp…

CO is а 30-yeаr-оld pаtient diagnоsed with premenstrual dysphоric disorder (PMDD) after charting symptoms for two cycles and attempting nonpharmacologic interventions for her symptoms without much relief. This patient is married and does not wish to use any form of birth control. Which of the following agents would be most appropriate for managing CO's PMDD?