This summary document includes the rationale for providing antibiotic prophylaxis to people diagnosed with borderline RHD in Australia. 

From March 2022 and based on new evidence, clinical experts recommend antibiotic prophylaxis for a minimum of two years with echocardiographic follow up for people diagnosed with borderline RHD who:

• are aged 20 years of age of less, and
• have no documented history of ARF, and
• live in a high-RHD risk setting.