Noformicin has inhibitory effect on mumps virus and Newcastle disease virus in chicken embryo. Noformicin also extended the survival of mice infected with swine, influenza A (PR8) and influenza B (Lee) viruses[1].
References
[1] R W Sidwell, et al. In vivo antiviral properties of biologically active compounds. II. Studies with influenza and vaccinia viruses. Appl Microbiol. 1968 Feb;16(2):370-92.