Anatomy Drug of choice for primary prophylaxis for acute rheumatic fever? A Erythromycin-1.2 million units B Erythromycin-1.2 lakh units C Benzathine penicllin-1.2 lakh units D Benzathine penicillin-1.2 million units 💡 Explanation Drug of choice for primary prophylaxis for acute rheumatic fever? ✓ Correct Answer: D. Benzathine penicillin-1.2 million units