US approves new Covid-19 antibody drug for high-risk patients

(AstraZeneca via AP)

US federal health officials have authorised a new Covid-19 antibody drug for people with serious health problems or allergies who cannot get adequate protection from vaccination.

Antibody drugs have been a standard treatment for treating Covid infections for more than a year. But the AstraZeneca antibody drug cleared by the Food and Drug Administration is different.