The present invention relates to composition comprising :- at least one antibiotic chosen among: Amoxicillin, Amikacin, Aztreonam, Ciprofloxacin, Clindamycin, Chloramphenicol, Colistin, Cefpirome, Ceftriaxone, Cefotaxime, Daptomycin, Erythromycin, Cefepime, Cefixime, Fosfomycin, Cefuroxime, Imipenem, Linezolid, Meropenem, Piperacillin, Cefpodoxime, Rifampicine, Synercid, Tigecycline, Vancomycin, Sulbactam, Ceftaroline, Cefiderocol (S-649266) or BAL30072; and- at least one compound of formula (I)and a racemate, an enantiomer, a diastereoisomer, a geometric isomer or a pharmaceutically acceptable salt of the compound of formula (I).