|Jason presenting in Mexico City. Photo by Roger Pebody.|
A/Prof Ong conducted a systematic review for WHO on STI incidence and prevalence in PrEP programmes, incorporating 88 studies. PrEP or pre-exposure prophylaxis involves HIV-negative people taking medications to stop them acquiring HIV. However, researchers, clinicians and public health policy makers have raised concerns over the role of PrEP which, while preventing HIV, facilitates the risk for STIs. STIs are increasing globally.