'A shot can end the stigma': African women pin hopes on anti-HIV jab

Kenyan sex worker Silvia does not much like the large, oblong-shaped blue pill she takes with her porridge every morning.

While the daily tablets of pre-exposure prophylaxis (PrEP) drastically cut her risk of getting HIV, they bring with it stigma and even violence due to the common misconception that the drug is taken by people who already have the virus.