Farmitalia Carlo Erba

Daniel Ruggieri

Gabriella Traquandi

Patrizia Ferrari

Sergio Mantegani

Aldemio Temperilli

Mauro Gobbini

Laura Chiodini

##STR1## Compounds I (either R.sub.1 =OH, C.sub.1 -C.sub.4 alkoxy and R.sub.2 =H, C.sub.1 -C.sub.4 alkyl, or R.sub.1 +R.sub.2 =a chemical bond; R.sub.3 =an aminodeoxy or aminodideoxy or aminotrideoxy sugar residue of the D and L series, the glycosidic linkage being .alpha. or .beta.: and either R.sub.4 =OH and R.sub.5 =H or R.sub.4 +R.sub.5 =a chemical bond) and their pharmaceutically acceptable salts are useful as antihypertensive agents. Their preparation and use as well as pharmaceutical compositions containing them are also described.

Nor-cholanic acid derivatives, a process for their preparation, their

##STR1## Compounds I (either R.sub.1 =OH, C.sub.1 -C.sub.4 alkoxy and R.sub.2 =H, C.sub.1 -C.sub.4 alkyl, or R.sub.1 +R.sub.2 =a chemical bond; R.sub.3 =an aminodeoxy or aminodideoxy or aminotrideoxy sugar residue of the D and L series, the glycosidic linkage being .alpha. or .beta.) and their pharmaceutically acceptable salts are useful as antihypertensive agents. Their preparation and use as well as pharmaceutical compositions containing them are also described.

Aminoglycoside steroids, a process for their preparation, their use and

Growing community of inventors

Milan, Italy

Daniel Ruggieri