Swansea news: Jordi Amat will not play for the rest of the season having suffered a broken metatarsal while Nelson Oliveira is unavailable up front with an ankle problem. That void will be filled by Bafetimbi Gomis, however, who is back after a three game absence due to a hamstring injury.
Arsenal news: Arsene Wenger described Aaron Ramsey's chances of featuring tonight as '50-50' last Friday. With a trip to Old Trafford to come on Sunday, there are likely to be no chances taken on the Wales international, who suffered a leg injury at Hull.
Danny Welbeck also remains sidelined although Wenger is hopeful the forward can return before the end of the season. Mikel Arteta remains unavailable.
Arsenal 0-0 Chelsea
Another Arsenal attack breaks down as Welbeck's pass goes astray, allowing Ramires to stride his clear. He's all on his own, but running at pace, forcing Mertesacker to haul him back. A yellow card for him.
Mourinho running the clock down again with his final change, bringing on Juan Cuadrado for Willian.
Better from Arsenal as Monreal scampers to the byline before pulling a cross back across goal Ozil swings a leg at it but misses, putting Welbeck off in the process who lets the ball run past him at the far post. One of Arsenal's best chances of the game.
Four minutes of time added on.
Another Arsenal move breaks down on the right and Hazard can scamper free, before he is tugged back by Ramsey who earns himself a booking. Chelsea have the ball for another few minutes before Kurt Zouma enters the fray, replacing Fabregas.
Chelsea are more than happy with a draw here, much to the frustration of those in attendance around the Emirates. It's all very dreary at the minute.
With eight minutes to play, Theo Walcott will enter the fray, replacing Olivier Giroud.
Ozil takes it but Courtois jumps through a crowd of players to claim the ball. He drops it as he hits the deck but Michael Oliver blows for a free kick in Chelsea's favour.
Welbeck drives down the right, taking on Azpilicueta and winning a corner for is side.
Arsenal finally see a bit of the ball. Welbeck dashes inside from the left and leaves it for Ramsey to lash one on target. It;s hard to tell if it was going on target, however, as it;s accidentally blocked by Giroud.
Danny Welbeck comes onto replace Coquelin. Wenger fancies going for this, but Chelsea are enjoying a bit of keep-ball to the sound of 'Boring Boring Chelsea' around the Emirates.
Koscielny latches onto a loose ball on the left with a surging run and cuts a neat ball back into the box for Cazorla, but he screws a disappointing effort wide. Good chance for the Spaniard.
Drogba swivels and shoots in the Arsenal box but his effort sails well wide. Michael Oliver awards a corner, however, but Arsenal manage to clear.
Ivanovic is shown a yellow card for an ugly challenge of Sanchez. The Chilean was caught with a similar one in the first half and was lucky to escape a booking then.
Willian catches Koscielny with a dangerous high boot and is rightfully show a yellow card. The resulting free kick is lumped into the box and cleared, but only as far as Mertesacker who looks to sweep a half volley into the back of the net. This centre half Per Mertesacker we are on about here, however, so obviously that doesn't happen. Instead, his effort trickles harmlessly wide of the post.
Now it's Chelsea's turn to wake up with Willian doing well to hold off his man inside the box before laying the ball off for Drogba on the edge of the box. It's perfectly set up for the Ivorian to hammer a shot on goal but it's a tame effort in the end which rolls harmlessly into Ospina's hands.
Suddenly, Arsenal come to life as Cazorla slides a ball down the inside left for Monreal. He clips in a neat cross for Sanchez who has a great chance to score but his effort is blocked by Terry. The resulting corner comes in, but Courtois easily saves.
Fabregas has taken his mask off. That is all that has happened of note in the past few minutes.
Coquelin is left in a heap following a clash of heads with Drogba but is soon back on his feet.
Chelsea come down the right flank and Ramires whips a fine ball into the box but Bellerin does well to nod clear. Ozil picks up the ball and tries to stride past Azpilicueta, but the German is nudged off the ball far too easily and Chelsea come again. Hazard is given the chance to shoot but hits a wayward effort over the bar.