The MVA-BN vaccine can be administered to individuals over 18 years as a two-dose injection given four weeks apart, says the world health organisation.
The now detained 27-year-old suspected Islamist from Syria is accused of planning to kill soldiers in the town of Hof, in the north-eastern part of Bavaria.
During the summons, an official in the country’s foreign ministry condemned what it called a “propaganda campaign” and “destructive actions” against Iran.