Granit Xhaka was sent off for the second time in his debut Premier League season and it almost cost Arsenal as they needed a late goal to win 2-1 over Burnley at the Emirates.
With Theo Walcott still out injured, Olivier Giroud's ability to shake off a minor complaint to make himself available for the weekend.
Francis Coquelin has rejoined training and is available for Arsene Wenger to either start or bring in as a substitute this weekend.
Kieran Gibbs has been training with the Arsenal squad and will be available to Arsene Wenger in Week 22 for the visit of Burnley.
Arsenal have activated a clause in Per Mertesacker's contract that will tie him to the club for an additional season.
After nearly a month of being out of action, Theo Walcott faces uncertainty over his role once he is healthy again.
Arsenal made sure they kept in touch with league leaders Chelsea after a comfortable and well deservedly win at the Liberty Stadium, although the loss of Olivier Giroud to injury, did take the shine off.
Arsenal took a little while to take control of the match, but once they did, they went on to a convincing 0-4 over Swansea City, with Alex Iwobi collecting two assists on the day.
With Arsenal's US U-23 international out of contract over the summer, Borussia Dortmund appear to be interested in bringing the German-born player to the Bundesliga.
Arsene Wenger has indicated an interest in retaining veteran depth indicating that he wants both Santi Cazorla and Per Mertesacker back for another year at the club.
Despite a second consecutive season cut off by a significant injury, Arsene Wenger indicated an interest in extending the contract of Santi Cazorla for an additional year.
Arsenal signed seventh division left back Cohen Bramall and Arsene Wenger heaped praise on the 20-year-old by comparing him to a young Ashley Cole.
Arsène Wenger provided a mixed injury update ahead of his sides FA Cup third-round tie at Deepdale on Saturday.
Arsenal completed a miraculous comeback to get a 3-3 draw with Bournemouth at the Vitality Stadium.
The Arsenal title charge faltered at the Vitality Stadium following a disappointing 3-3 draw against Bournemouth and another injury to a key player.