Lazraq-Khlass, 26, competed at the 2024 Olympics in Paris and finished 16th in the heptathlon.
The AIU website states that a provisional suspension means that an athlete cannot take part “in any competition or activity in athletics prior to a final decision at a hearing conducted under the World Athletics Anti-Doping Rules or the Integrity Code of Conduct”.
In a recent case, former world 100m champion Fred Kerley, of America, was banned for two years for anti-doping whereabouts failures.