The former Manchester City player is able to appeal, but earlier reports suggested that UEFA were considering a ban of up tp four years after seeing a tweet from 'Drip Doctors', a firm in Los Angeles.
Under WADA rules, there is 50 millilitre infusion limit per six-hour period for active athletes but it was alleged he received 500 millilitres of a hydration therapy containing micronutrients.
Sevilla appealed in 2017, asking for a Therapeutic Use Exception to be aplied retrospectively, but UEFA denied this - a decision which was uphelp by the Court of Arbitration for Sport.
Nasri is a two-time Premier League winner from his time with Manchester City.