Gladbach forward Marcus Thuram returns from injury to face Augsburg on Wednesday.
Dortmund midfielder Marco Reus is still dealing with an injury and is likely to miss the match against Mainz on Wednesday.
Bayern Munich drew away at RB Leipzig as the Bundesliga returned to action.
Young Borussia Dortmund forward Youssoufa Moukoko has reportedly decided to extend his contract.
FC Augsburg boss Stefan Reuter said that Genoa striker Kelvin Yeboah is expected to be joining the Bundesliga side.
Bayern Munich forward Eric Maxim Choupo-Moting is likely to play against RB Leipzig on Friday, after recovering from illness.