The following are multiple choice questions (with answers) about medical knowledge.   **Question:** In a patient of heart disease antibiotic prophylaxis for dental extraction is:   (A) Amoxicillin.   (B) Imipenem.   (C) Gentamicin.   (D) Erythromycin.
['(A) Amoxicillin. <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Amoxicillin. \n (B) Imipenem. \n (C) Gentamicin. \n (D) Erythromycin. <> possible answers', '  In a patient of heart disease antibiotic prophylaxis for dental extraction is: <> context@']