Warning on tackling HIV as WHO finds rise in resistance to antiretroviral drugs

Nearly half of infants have drug-resistant HIV in 10 African countries, study finds, underlining need for new alternatives

HIV drug resistance is on the rise, according to a new report, which found that the number of people with the virus being treated with antiretrovirals had risen to 27.5 million - an annual increase of 2 million.

Four out of five countries with high rates had seen success in suppressing the virus with antiretroviral treatments, according to the World Health Organization's HIV drug-resistance report.