Novartis CEO Vasant Narasimhan said a vaccine for Covid-19 may only become available in the second half of next year, echoing the consensus view in much of the pharmaceutical industry GENEVA : Novartis AG Chief Executive Officer Vasant Narasimhan said a vaccine for Covid-19 may only become available in the second half of next year, echoing the consensus view in much of the pharmaceutical industry. “The ultimate way to deal with this pandemic is likely to be a vaccine against Covid-19," the CEO wrote in an opinion piece published in Switzerland’s Handelszeitung Thursday. “That will take more time -- my guess is about one and a half to two years." While some vaccine developers have predicted limited availability of coronavirus vaccines this