Question

A 17-year-old Aboriginal boy from a remote Northern Territory community has a history of definite acute rheumatic fever with carditis at age 12 and established rheumatic mitral regurgitation. He weighs 65 kg, has no penicillin allergy and remains in his community. According to the 2020 Australian rheumatic heart disease guideline, what is the preferred secondary prophylaxis regimen?

Accepted Answer

Intramuscular benzathine benzylpenicillin 1.2 million units every 4 weeks for at least 10 years or until age 35 (whichever is longer)

Answer

Oral phenoxymethylpenicillin 250 mg twice daily lifelong

Answer

Oral amoxicillin 500 mg twice daily until age 21 years

Answer

Intramuscular benzathine benzylpenicillin 600,000 units every 4 weeks until age 21 years

Answer

Intramuscular benzathine benzylpenicillin 1.2 million units every 3 months lifelong

Practice question