Q Which groups will be offered the second booster? Read MoreQ Why the recommendation for a second booster? A first booster dose increases antibody levels up to 37 times the pre-booster level. Two to four weeks after a booster dose VE ranges from around 60 to 75pc, dropping to 25 to 40pc from 15 plus weeks after the booster. The decision on a second booster for the general population is under review.

Source: Irish Independent April 07, 2022 06:16 UTC