Pharmaceutical compositions based on xylosides and lyxosides of purine and pyrimidine bases used in a method of treating viruses

摘要

Pharmaceutical compositions which contain a xyloside or a lyxoside of a purine or pyrimidine base selected from the following compounds: 1-( beta -D-xylofuranosyl)-cytosine, 1-( beta -D-xylofuranosyl)-thymine, 9-( alpha -D-xylofuranosyl)-adenine, 9-( alpha -D-xylofuranosyl)-guanine, 1-( alpha -D-xylofuranosyl)-cytosine, 1-( alpha -D-xylofuranosyl)-thymine, 1-( beta -D-lyxofuranosyl)-adenine, 9-( beta -D-lyxofuranosyl)-guanine, 1-( beta -D-lyxofuranosyl)-cytosine, 1-( beta -D-lyxofuranosyl)-thymine, 9-( alpha -D-lyxofuranosyl)-adenine, 1-( alpha -D-lyxofuranosyl)-guanine, 1-( alpha -D-lyxofuranosyl)-cytosine and 1-( alpha -D-lyxofuranosyl)-thymine, have been found to be useful in therapy for treating various viral diseases.