L-Lysine Supplement for the management of Feline Herpes (FHV-1) in kittens and cats has been shown to inhibit replication of the Feline Herpes Virus (FHV-1) and can be used in the management of FHV-1 infection.
Feline rhinotracheitis virus (feline herpesvirus type 1 or FHV-1) causes acute respiratory illness known as rhinotracheitis (or feline herpesvirus infection) with the virus affecting domestic and wild cats worldwide of 50% of household cats.
Cats of all ages and breeds are susceptible although it is more common in the following: Kittens especially those born to infected mothers, Multi-cat households catteries, pet adoption shelters especially those with: Overcrowding / Physical (e.g. temperature) or psychological (e.g. introduction of a new cat) stressors / Poor nutrition / Poor sanitation and Poor ventilation / Pregnant cats that are lactating / Sick cats (especially sickness associated with a weakened immune system or other respiratory infection) and Unvaccinated cats.