β-D-2′-deoxy-2′-substituted-4′-substituted-2-substituted-N⁶-substituted-6-aminopurinenucleotides for the treatment of paramyxovirus and orthomyxovirus infections

摘要

A compound or a pharmaceutically acceptable salt or composition thereof for the treatment of a host infected with or exposed to a virus of the Paramyxoviridae or Orthomyxoviridae family, or other disorders, in particular respiratory syncytial virus, more fully described herein.