Composition for slowing down hair loss and inducing and stimulating its growth, comprising a compound of the following formula: ##STR1## wherein R.sub.1 and R.sub.3 denote H; R.sub.2 and R.sub.4 denote H or an alkyl; R.sub.5 denotes H, an alkyl, an alkenyl, a cycloalkyl, an aryl, an arylalkyl, a hydroxyalkyl or an aminoalkyl; X denotes H, halogen, alkyl, nitro, benzoyloxy or --NHR.sub.6 where R.sub.6 denotes H, acyl or alkyl; Z denotes sulfur or oxygen, with the proviso that Z denotes sulfur when X denotes H or R.sub.5 denotes aryl; Y denotes oxygen or OSO.sub.3 ; as well as its physiologically acceptable salts.
一种用于减缓脱发并促进和刺激头发生长的组合物,包含以下通式的化合物:##STR1##其中,R1和R3表示H;R2和R4表示H或烷基;R5表示H、烷基、烯基、环烷基、芳基、芳基烷基、羟烷基或
氨基烷基;X表示H、卤素、烷基、硝基、苯甲酰氧基或--NHR6,其中R6表示H、酰基或烷基;Z表示
硫或氧,但条件是当X表示H或R5表示芳基时,Z表示
硫;Y表示氧或OSO3;以及其生理上可接受的盐。