In Singapore, a volunteer performs a coronavirus swab test on a migrant worker. Photo: EPA
In Singapore, a volunteer performs a coronavirus swab test on a migrant worker. Photo: EPA

Coronavirus: Singapore study suggests hydroxychloroquine and throat spray could protect against infection

  • The findings indicate a ‘viable preventive strategy’ against the spread of Covid-19 in high-transmission settings such as dormitories, cruise ships and prisons
  • At the height of the pandemic last year, some of Singapore’s largest clusters emerged among the city state’s migrant workers, housed in crowded dormitories

In Singapore, a volunteer performs a coronavirus swab test on a migrant worker. Photo: EPA