Normethandrone (brand names Metalutin, Orgasteron, Lutenin, Matronal), also known as methylestrenolone and normethisterone, as well as 17α-methyl-19-nortestosterone, is a progestin and weak androgen/anabolic steroid. It has been marketed since 1957.
^Begni-Calvet, D. (1959). "Two properties of methylestrenolone (17-alpha-methyl-19-nortestosterone): Its effectiveness in the treatment of dysmenorrhea, its anabolic action". Gynecologie pratique. 10: 261–272. PMID13798272.