Marek Hamsik, Jorginho and Elseid Hysaj are believed to be in doubt for Napoli against Bologna on Sunday.
It kicks off at 19.45 UK time (18.45 GMT), click here for a match preview.
Maurizio Sarri oversaw the training session today with players back from international duty.
Hamsik is believed to have returned feeling fatigued after playing for Slovakia and could be rested in favour of Piotr Zielinski.
Marek Hamsik, Jorginho and Elseid Hysaj are believed to be in doubt for Napoli against Bologna on Sunday.
It kicks off at 19.45 UK time (18.45 GMT), click here for a match preview.
Maurizio Sarri oversaw the training session today with players back from international duty.
Hamsik is believed to have returned feeling fatigued after playing for Slovakia and could be rested in favour of Piotr Zielinski.
The Partenopei will consider squad rotation ahead of their Champions League opener away to Shakhtar Donetsk.
Jorginho and Hysaj are not quite 100 per cent fit due to knocks, but the Italian-Brazilian could start instead of ex-Bologna midfielder Amadou Diawara.