1. Bebenburg W von, Thiele K, Engel J et al. (1981) Synthese und Molekülstruktur des konstitutionell neuartigen Analgetikums Flupirtin. Chem Ztg 105: 217–219
2. Brandi E, Tykal M, Lobisch M et al. (1989) Flupirtin versus Indometacin bei Behandlung der Dysmenorrhoe. Jatros Gyn 5: 25–32
3. Bromm B, Ganzel R, Herrmann WM et al. (1986) Pentazocine and flupirtine effects on spontaneous and evoked EEG activity. Neuropsych 16: 152–156
4. Bromm B, Ganzel R, Herrmann WM (1987) The analgesic efficacy of flupirtine in comparison to pentazocine and placebo assessed by EEG and subjective pain ratings. Postgrad Med J 63(S3): 109–112
5. Carlsson KH, Jurna I (1987) Depression by flupirtine, a novel analgesic agent, of motor and sensory responses of the nociceptive system in the rat spinal cord. Eur J Pharmacol 143: 89–99