South Africa has launched the largest and most advanced HIV vaccine clinical trial in seven years.
5,000 South Africans have volunteered to take part in the study to test the efficiency of a vaccine.
The study is part of the government fight against HIV epidemic and to prevent infections in the country.
The first 12 months, volunteers will be given this vaccine five times for a year. After that year, they will then go for follow-up check ups with doctors for two years, to see how this vaccine is helping the virus not to get into their system.— Masego Rahlaga, EWN reporter
Doctors say the study will take about five to six years.
Listen to the audio below to hear more about the study...