摘要 |
The invention concerns new salts of rifamycin SV and a new use of rifamycin SV in the treatment of rheumatoid arthritis and analogous affections, by intra-articular injection of the sodium salt of rifamycin SV or, better, of salts of said anti-biotic with basic aminoacid, e.g. with arginine, lysine or histidine. |