The 23-year-old suffered the problem during yesterday's Euro 2016 qualifying win in Estonia.
He had scored twice in seven Bundesliga appearances this season for Monchengladbach, who are 13th in the table.
Xhaka joins Patrick Herrmann and Nico Schulz, who have both torn cruciate knee ligaments, on the Monchengladbach treatment table.
Restore Data
| Team | P | W | D | L | F | A | GD | PTS | |
| 1 | Bayern MunichBayern | 25 | 19 | 4 | 2 | 74 | 23 | 51 | 61 |
| 2 | Bayer LeverkusenB. Leverkusen | 25 | 15 | 8 | 2 | 55 | 30 | 25 | 53 |
| 3 | Mainz 05Mainz | 25 | 13 | 5 | 7 | 42 | 26 | 16 | 44 |
| 4 | Eintracht FrankfurtFrankfurt | 25 | 12 | 6 | 7 | 51 | 39 | 12 | 42 |
| 5 | Freiburg | 25 | 12 | 5 | 8 | 34 | 36 | -2 | 41 |
| 6 | RB Leipzig | 25 | 10 | 9 | 6 | 39 | 33 | 6 | 39 |
| 7 | Wolfsburg | 25 | 10 | 8 | 7 | 49 | 39 | 10 | 38 |
| 8 | Stuttgart | 25 | 10 | 7 | 8 | 44 | 39 | 5 | 37 |
| 9 | Borussia MonchengladbachBorussia M'bach | 25 | 11 | 4 | 10 | 39 | 38 | 1 | 37 |
| 10 | Borussia DortmundDortmund | 25 | 10 | 5 | 10 | 45 | 39 | 6 | 35 |
| 11 | Augsburg | 25 | 9 | 8 | 8 | 28 | 35 | -7 | 35 |
| 12 | Werder Bremen | 25 | 9 | 6 | 10 | 38 | 49 | -11 | 33 |
| 13 | Union BerlinUnion Berlin | 25 | 7 | 6 | 12 | 23 | 37 | -14 | 27 |
| 14 | Hoffenheim | 25 | 6 | 8 | 11 | 32 | 47 | -15 | 26 |
| 15 | St Pauli | 25 | 6 | 4 | 15 | 19 | 30 | -11 | 22 |
| 16 | VfL BochumVfL Bochum | 25 | 4 | 6 | 15 | 25 | 50 | -25 | 18 |
| 17 | Holstein Kiel | 25 | 4 | 5 | 16 | 37 | 61 | -24 | 17 |
| 18 | Heidenheim | 25 | 4 | 4 | 17 | 28 | 51 | -23 | 16 |
| > Bundesliga Full Table | |||||||||
