A 44-year-old woman with Crohn’s disease in the ileum and right colon is currently maintained on medical therapy including sulfasalazine. Symptoms are currently at baseline with minimal abdominal pain and diarrhea. The most likely reason for improved pain may relate to which of the following compounds/substances?

A 44-year-old woman with Crohn’s disease in the ileum and right colon is currently maintained on medical therapy including sulfasalazine. Symptoms are currently at baseline with minimal abdominal pain and diarrhea. The most likely reason for improved pain may relate to which of the following compounds/substances?

A 35-year-old woman with a history of world travel is found to have a hookworm infection. She has begun on therapy with mebendazole therapy orally and now returns home for follow-up. Which of the following statements regarding the pharmacodynamics of this agent is correct?

Five patients with influenza A are being considered for treatment with either rimantadine or amantadine. Which of the following patients would be better suited to receive treatment with rimantadine?

A 32-year-old man with hepatitis B refractory to several treatments has begun on a course of lamivudine. The mechanism of action of this medication likely involves which of the following?

A 25-year-old man with HIV disease presents to his primary care physician for management. His CD4 counts are dramatically lower than normal. He is being considered for therapy with protease inhibitors. Regarding the role of ritonavir in this patient, which of the following statements is true?