Denmark:
Simon Kjaer has recovered from a hamstring problem that he picked up in Sevilla's defeat to Barcelona, but manager Age Hareide will be without Henrik Dalsgaard and Riza Durmisi due to injuries.
Republic of Ireland:
Jeff Hendrick and Stephen Ward are available for selection, but David Meyler is suspended for the first leg.
James McCarthy, Jonathan Walters and Richard Keogh all miss out due to injury.
Recent form:
Possible lineups:
Denmark: Schmeichel, Ankersen, Kjaer, Christensen, Knudsen, Kvist, Delaney, Eriksen, Poulsen, Sisto, Cornelius
Republic of Ireland: Randolph, Christie, Duffy, Clark, Ward, Whelan, Arter, Hendrick, Brady, McClean, Long