L'oreal

Didier Dufetel

Francoise Estradier

Michel Hocquaux

Quintino Gaetani

Compositions intended for use for retarding hair loss and for inducing and stimulating its growth, containing 2-aminopyrimidine 3-oxide derivatives, and new compounds derived from 2-aminopyrimidine 3-oxide. Composition for retarding hair loss and for inducing and stimulating its growth, containing at least one compound of formula: ##STR1## where R denotes H, alkyl or a ring of formula: ##STR2## X denotes ##STR3## with: R.sub.1 and R.sub.3 denote H, alkyl, optionally substituted, alkenyl, cycloalkyl, aralkyl or aryl of formula: ##STR4## where R.sub.9 and R.sub.10 denote H, alkyl, hydroxyl, alkoxy or halogen; or form a heterocycle with the nitrogen;

Process for retarding hair loss and for inducing and stimulating its

Composition for retarding hair loss and for inducing and stimulating its growth, containing at least one compound of formula: ##STR1## where R denotes H, alkyl or a ring of formula: ##STR2## X denotes ##STR3## --OR.sub.3, --SR.sub.4 with: the remaining variables defined below in the body of the specification.

Composition intended for use for retarding hair loss and for inducing

Pharmaceutical or cosmetic composition intended to be used, by topical application, for retarding hair loss and for inducing or stimulating hair growth, containing at least one compound of formula: ##STR1## where: R.sub.1 denotes H or C.sub.1 -C.sub.8 alkyl;

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Chelles, France

Didier Dufetel