Inter have banned players from attending their international duties.
Inter have also halted all first-team operations, which includes postponing a match, after two further positive coronavirus tests.
Inter’s match against Sassuolo has been postponed.
After positive tests, Samir Handanovic and Danilo D’Ambrosio had already started isolating.
Now, two further positive coronavirus tests have been found within the Nerazzurri team.
Stefan de Vrij and Matias Vecino have been put in quarantine after testing positive, according to Inter.
On Monday, the entire first team will be tested again.