Demand for coronavirus tests raises concerns over HIV and malaria

Some firms shifting production away from malaria, HIV and TB, which kill millions

• Coronavirus - latest updates
• See all our coronavirus coverage

Governments were caught out when Covid-19 hit, having overlooked the need to be able to test for new diseases because they were focused on drugs and vaccines for those they already knew about.

Now there are fears that the rush to supply wealthier countries pressing for more tests may destabilise the fight against HIV, malaria and tuberculosis, illnesses that kill millions, mostly in low- and middle-income countries.