This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'After taking ceain medications a patient noticed yellowing of eyes. Which of the following most often causes cholestatic jaundice? \nSelect and explain. \nA. INH, B. Erythromycin estolate, C. Pyrazinamide, D. Ethionamide', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Cholestatic jaundice caused by erythromycin estolate (and rarely by the stearate) appears to be specifically related to the propionyl ester linkage of the 29 position. Thus, a history of cholestatic jaundice during therapy with oral erythromycin estolate is not an absolute contraindication to intravenous therapy with erythromycin gluceptate or lactobionate. Ref: Aoki F.Y. (2005). Chapter 45. Principles of Antimicrobial Therapy and the Clinical Pharmacology of Antimicrobial Drugs. In Hall J.B., Schmidt G.A., Wood L.H.(Eds), Principles of Critical Care, 3e.', 'role': 'assistant'}]