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Our customers typically save close to $200/yr when purchasing preventatives as members of PetPlus.

PetPlus is a membership plan that gives you wholesale pricing on preventatives, supplements and speciality foods.
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Why Become A Member? Additional Ways To Save With PetPlus

Typical Annual Savings "For Your Pet

Typical Annual Cost $40 $190 $95 $112 $200
PetPlus Annual Cost $12 $110 $55 $68 $150
  Sample Annual PetPlus Savings $28 $80 $40 $44 $65
Typical Annual Cost
PetPlus Annual Cost
Sample Annual PetPlus Savings

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average savings

$242 / YR

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Product Description

A healthy immune system is a goal for all of us. Help your kitties feel their best with immune support from Viralys. It's a nutritional supplement containing L-Lysine for managing feline herpes. Viralys is a highly palatable powder that may be sprinkled over dry food or mixed with a small amount of canned food. And not only does it support a cat's immune health, it also supports ocular health.

Side Effects & Warnings

Keep out of reach of children.


L-Lysine in a palatable flavor base


One rounded scoop contains approximately 500 mg of L-Lysine Hydrochloride in a palatable base. The suggested amount for cats over 6 months of age is one rounded scoop given orally twice daily. The suggested amount for kittens under 6 months of age is 1/2 scoop given orally twice daily. Adjust amount based on veterinary recommendations.

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