A 21-year-old woman presents to her primary care physician with worsening alogia as well as harboring the delusion that an ex-boyfriend (who now lives in a different state) is spying on her through her computer. Her physician prescribes chlorpromazine, a low-potency antipsychotic. The physician warns her of possible anticholinergic side effects. Which of the following is an anticholinergic effect?

A 21-year-old woman presents to her primary care physician with worsening alogia as well as harboring the delusion that an ex-boyfriend (who now lives in a different state) is spying on her through her computer. Her physician prescribes chlorpromazine, a low-potency antipsychotic. The physician warns her of possible anticholinergic side effects. Which of the following is an anticholinergic effect?

A 58-year-old male is hospitalized for COPD exacerbation. While in the hospital, he becomes constipated. He has a history of hyperlipidemia and gout. The physician gives him docusate. How does docusate work to relieve constipation?

A 23-year-old man with erectile dysfunction refuses to see a physician for his problem. Instead, he purchases an over-the-counter product that contains yohimbine. He claims that he now has improved sexual function with improved quality of his erections. What is the most likely explanation for this finding?

A 23-year-old woman presents to the emergency department with a headache. Her headaches began on the right frontal side and radiated to the back of the right side of her head. She has vomited twice. She has photophobia and phonophobia. She usually takes sumatriptan as her headache begins, but she has none left. What is the mechanism of action of sumatriptan?

A 21-year-old woman presents to the emergency department (ED) after she intentionally took 20 alprazolam 15 min ago in a suicide attempt. She has never been on benzodiazepines before in the past. The ED physician wants to reverse the effects of the alprazolam immediately. What is the most appropriate treatment?