People previously admitted to hospital or needing "continuous or repeated" steroid use because of asthma are to be prioritised for the Covid vaccine.
The most severe cases will fall into priority-group four, the "clinically extremely vulnerable", who should have received a letter advising they shield.
And the government has now confirmed the rest who meet the above category will be included in group six, the clinically "at risk", including some but not all those usually eligible for a free flu jab.
It follows patients' calls for clarity.
The government said it was following independent experts' advice.
Source: BBC News, 11 February 2021