Benzathine Pencillin prophylaxis for rheumatic fever comes under –
**Core Concept**
Benzathine penicillin prophylaxis is used to prevent recurrent rheumatic fever, which is a complication of streptococcal pharyngitis. The underlying principle is to prevent future infections with group A beta-hemolytic streptococci.
**Why the Correct Answer is Right**
The correct answer choice is related to the secondary prevention of rheumatic fever, as benzathine penicillin is administered to prevent recurrent episodes in patients with a history of rheumatic fever.
**Why Each Wrong Option is Incorrect**
**Option A:** This choice is incorrect because primary prevention refers to preventing the initial episode of rheumatic fever.
**Option B:** This choice is incorrect as tertiary prevention involves managing complications.
**Option D:** This is also incorrect as it does not relate to the use of benzathine penicillin.
**Clinical Pearl / High-Yield Fact**
Benzathine penicillin is given every 3-4 weeks to prevent recurrent rheumatic fever.
**Correct Answer:** C. Secondary Prevention.