Duralactin Feline L-lysine is for use in cats and kittens as a supplement for clinical or latent conditions responsive to L-lysine and MicroLactin.  Offered as a highly palatable paste in an oral syringe.

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VetriScience Vetri Lysine Plus is an immune system support for cats and kittens against common upper respiratory viruses.  Appetizing chicken liver flavor supplement. Contains Lysine for immune support and DMG for the support of metabolic pathways.

Viralys Gel is a Lysine supplement in a palatable flavor gel for cats.  Viralys is recommended as an aid in the treatment of Feline Herpes Virus and its associated respiratory and ocular symptoms.

Optixcare L-Lysine is a nutritional supplement that helps manage feline herpes virus in cats & kittens. Each tasty soft chew contains 500mg L-Lysine. L-Lysine decreases a cat's risk of contracting the herpes and slows the growth of the infection.

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Vetri-Science L-Lysine Pro is an advanced formulation support immune system function, eye health and respiratory health in cats. L-Lysine supplement for cats and is recommended as an aid in the treatment of Feline Herpes Virus. Feline herpes virus (Rhinotracheitis virus) is an upper respiratory virus of cats. The disease is very common among cats, especially in environments where there are multiple cats present, or where new cats are constantly interacting. The virus is spread through the air and replicates in the upper respiratory tract. Contains DMG offering beneficial methyl groups for the production of various metabolically active molecules essential to key bodily functions.
VetriScience Pro line Products: Sales Are Restricted to Veterinarians Only

Fel-O-Lysine is a water soluble L-Lysine supplement for cats. Used as an aid in treating Feline Herpes Virus and its associated respiratory and ocular symptoms, and as a general L-Lysine supplement.

Viralys Powder is a L-lysine supplement in a palatable flavor powder for cats.  Viralys is recommended as an aid in the treatment of Feline Herpes Virus and its associated respiratory and ocular symptoms.

Enisyl-F Lysine Treats are a palatable source of L-Lysine. Supplemental administration of L-Lysine has been shown to reduce the severity and duration of feline herpes virus infections (Upper Respiratory Infections).

Enisyl-F is for treatment of Feline Herpes Virus (FHV-1).  Enisyl-F is a palatable lysine paste that comes in a metered dose pump for easy and accurate administration.  Enisyl-F helps lessen the frequency and severity of Feline Herpes Infections.

Viralys Gel is a Lysine supplement in a palatable flavor gel for cats. Viralys is recommended as an aid in the treatment of Feline Herpes Virus and its associated respiratory and ocular symptoms.

Viralys Powder is a L-lysine supplement in a palatable flavor powder for cats. Viralys is recommended as an aid in the treatment of Feline Herpes Virus and its associated respiratory and ocular symptoms.

Enisyl-F is for treatment of Feline Herpes Virus (FHV-1).  Enisyl-F is a palatable lysine paste that comes in a metered dose pump for easy and accurate administration.  Enisyl-F helps lessen the frequency and severity of Feline Herpes Infections.

Viralys Gel is a Lysine supplement in a palatable flavor gel for cats. Viralys is recommended as an aid in the treatment of Feline Herpes Virus and its associated respiratory and ocular symptoms.

Viralys Powder is a L-lysine supplement in a palatable flavor powder for cats. Viralys is recommended as an aid in the treatment of Feline Herpes Virus and its associated respiratory and ocular symptoms.

Enisyl-F is for treatment of Feline Herpes Virus (FHV-1).  Enisyl-F is a palatable lysine paste that comes in a metered dose pump for easy and accurate administration.  Enisyl-F helps lessen the frequency and severity of Feline Herpes Infections.