As per the rules of the competition the Group winners of the eight groups were place in one pot and the runners-up in another.
It is also stipulated that no side can face a team they already met in the group stages nor can they be pitted against a side from the same football association.
The first legs will take place on Feb. 14, 15, 21 and 22 and the second legs will take place on March 7, 8, 14 and 15.
Group winners will be away in the first leg and at home in the second.
Manchester City vs AS Monaco
Real Madrid vs Napoli
Benfica vs Borussia Dortmund
Bayern Munich vs Arsenal
FC Porto vs Juventus
Bayer Leverkusen vs Atletico Madrid
Paris Saint-Germian vs Barcelona
Sevilla vs Leicester City