The World Health Organization's ATC classification organizes medical drugs based on therapeutic properties, chemical
composition, and anatomy. It helps make essential medicines readily available globally and is widely used in the
pharmaceutical industry.
Foscarnet is an antiviral agent with a broad spectrum inhibiting all known human viruses of the herpes group. Foscarnet exerts its antiviral activity by a direct inhibition of viral specific DNA polymerase a reverse transcriptase at concentrations that do not affect cellular DNA polymerases.