The invention relates to a pharmaceutical composition comprising a first pharmacologically active ingredient, which is selected from (1r,4r)-6′-fluoro-N,N-dimethyl-4-phenyl-4′,9′-dihydro-3′H-spiro[cyclohexane-1,1′-pyrano[3,4,b]indol]-4-amine and the physiologically acceptable salts thereof, and a second pharmacologically active ingredient, which is a propionic acid derivative selected from the group consisting of ibuprofen, naproxen, ketoprofen, flurbiprofen, fenoprofen, fenbufen, suprofen, pirprofen, indoprofen, tiaprofenic acid, oxaprozin, ibuproxam, flunoxaprofen, alminoprofen, naproxcinod, and the physiologically acceptable salts thereof.