The striker has not played for the club since being stripped of the captaincy, but Mauro Icardi is closing in on an Inter return.
The former Belgium international has been restricted to 14 league starts, but Radja Nainggolan says he will pay off Inter's faith.
Inter centre-back Milan Skriniar could join Real Madrid or LaLiga champions Barcelona at the end of the season.
The situation between Mauro Icardi and Inter is unpleasant for everyone, says the former captain's team-mate Lautaro Martinez.
Mauro Icardi has not played for Inter since early February amid doubts over his future at San Siro.
Franck Kessie and Lucas Biglia were involved in a row on AC Milan's bench during the Inter defeat, angering coach Gennaro Gattuso.
Franck Kessie and Lucas Biglia had to be separated on AC Milan's bench during the Inter defeat, which the two have since apologised for.
Lautaro Martinez's penalty made the difference, as Inter beat rivals AC Milan 3-2 to move above them into third in Serie A.
Mauro Icardi's future has been the subject of intense speculation but Luciano Spalletti is happy with how the situation has been handled.
Mauro Icardi is set to be absent from the Derby della Madonnina and AC Milan boss Gennaro Gattuso says all players must respect team-mates.