Answering your COVID questions: âWhen can I expect to get my second vaccine dose?' According to the CDC, more than 1.3 million Ohioans have already received at least one dose of COVID-19 vaccine, with about 496,000 who have received both doses. Those still waiting for their second shot may wonder when it could be available -- and why their provider might not have it yet. and last updated 2021-02-17 19:28:52-05 According to the CDC, more than 1.3 million Ohioans have already received at least one dose of COVID-19 vaccine, with about 496,000 who have received both doses. Those still waiting for their second shot may wonder when it could be available -- and why their provider might not have it yet.