A 26-year-old woman with infertility and her 23-yearold husband with a history of bilateral undescended testicles desires to start a family. She is currently taking a fertility medication but is troubled by some unusual and troubling side effects. She experiences heat and cold intolerance and mood swings. She complains of visual changes, and this makes her depressed. Which of the following medications is she most likely taking?

A 26-year-old woman with infertility and her 23-yearold husband with a history of bilateral undescended testicles desires to start a family. She is currently taking a fertility medication but is troubled by some unusual and troubling side effects. She experiences heat and cold intolerance and mood swings. She complains of visual changes, and this makes her depressed. Which of the following medications is she most likely taking?

A 55-year-old man with hypertension presents for an annual visit. He admits to exercising less and eating fast food more often over the past year. His fasting cholesterol panel shows a total cholesterol of 266mg\dL, LDL of 178mg\dL, and \HDL of 43mg\dL. The physician would like to start him on lovastatin. What lab tests should the physician order prior to starting lovastatin?

A 63-year-old female presents to clinic for a diabetes follow-up. She has been taking metformin for 3 years now, but her blood sugars have not been well controlled over the past year. Her average morning fasting blood sugar is 165mg\dL, and her 2-h postprandial is 205mg\dL. Glimepiride is added to her regimen. What is the mechanism of action of glimepiride?

A 35-year-old man presents to the emergency department complaining of a cough and runny nose of 1-week duration. While being evaluated, it is discovered that his blood pressure is 230 /120~mmHg. An antihypertensive is immediately administered. Later, he develops lactic acidosis, headache, vertigo, and confusion. Which of the following initial therapies would best treat his new symptoms?

A 57-year-old man was recently diagnosed with Type-2 diabetes mellitus and placed on a medication. He began having myalgias and feeling sick and later developed respiratory distress, so he went to the hospital. His pH was 7.2, and he had elevated blood lactate levels. Which drug is likely causing his problem?