Two Algerian players banned for four years for testing positive for cocaine have had their bans applied worldwide.
Football's world governing body said a third player, Kheireddine Merzougui, who tested positive for an illegal stimulant, also had his four-year ban extended globally.
Algeria international Youcef Belaili is banned until 19 September 2019 and Rafik Boussaid until a day later.
Merzougui of MC Alger is banned until 24 January 2020.
He tested positive for methylhexaneamine.