Ugur Sahin, the CEO of BioNTech, declared that a new vaccine designed to tackle the Omicron variant would need to be given in three doses, after taking the initial vaccine and booster shots. Sahin spoke to the media during a press conference discussing the effectiveness of the Pfizer-BioNTech vaccine against the new Omicron coronavirus variant. In a statement released on Wednesday, the pharmaceutical companies claimed that an initial laboratory study showed that a booster shot of the initial vaccine would give protection against the Omicron variant comparable to the initial COVID-19 strain after two doses. “Our preliminary, first dataset indicate...