| abstract |
Compounds of formula (I) and salts thereof: Wherein R 1 is C 1-6 alkylamino, C 1-6 alkoxy or C 3-7 cycloalkoxy; m is an integer of 2-6; R 2 is hydrogen, C 1-6 alkyl or C 3-7 cycloalkyl C 0-6 alkyl; they are human interferon inducers. Compounds that induce human interferon are useful in the treatment of various diseases, for example in the treatment of allergic diseases and other inflammatory conditions such as allergic rhinitis and asthma, in the treatment of infectious diseases and cancer, and also as vaccine adjuvants. |