The Minister of Health said today that the vaccine against covid-19, which may arrive in Portugal as early as January, will be free, optional and administered by the National Health Service (SNS). Marta Temido spoke to journalists in Lisbon yesterday at the end of a meeting attended by the Prime Minister, other Ministers and members of the task force created by the Government to design the vaccination plan. The national vaccination plan against covid-19 is due to be unveiled today.