AKT-5441

You assess a 64-year-old man who has recently been released from the hospital after being admitted for acute coronary syndrome. He has a medical history of myasthenia gravis and has been taking prednisolone for a long time. However, since his admission, his myasthenia symptoms have significantly worsened, and you observe bilateral ptosis and slurred speech. Which of the newly prescribed medications is most likely responsible for this?