SINGAPORE — Using a throat spray or consuming the anti-malaria drug hydroxychloroquine has been found to reduce the risk of Covid-19 infection in healthy individuals in areas with high transmission rates.
These findings were revealed by a local study of more than 3,000 healthy young migrant workers who were quarantined in Tuas South Dormitory in May last year.
The study found that taking a povidone-iodine throat spray three times a day, or the oral drug hydroxychloroquine once daily, reduced the likelihood of getting infected by Sars-CoV-2, the virus that causes Covid-19, by over 20 per cent.
The study was done by a team of clinician-scientists from the National University…
Keep on reading: Throat spray and hydroxychloroquine found to reduce risk of COVID-19 infection—Singapore study