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Felisyl Immune System Support

Felisyl Immune System SupportFelisyl Immune System Support (3.5 oz) by Pet Health Solutions is a brand new nutritional supplement that is safe and effective for conditions responsive to Lysine. L-lysine reduces the severity and frequency of herpes simplex viral infections which are also known as cold sores or fever blisters.

  • Recommended as an aid in the treatment of Feline Herpes Virus and its associated respiratory and ocular symptoms.



  • Felisyl Immune System Support (60 Soft Chews)
    Felisyl Immune System Support (60 Soft Chews)

    ($24.99)  $9.99
    3-PACK Felisyl Immune System Support (180 Soft Chews)
    3-PACK Felisyl Immune System Support (180 Soft Chews)

    ($50.99)  $27.99
    6-PACK Felisyl Immune System Support (360 Soft Chews)
    6-PACK Felisyl Immune System Support (360 Soft Chews)

    ($97.99)  $53.99
    Felisyl Immune System Support (3.5 oz)
    Felisyl Immune System Support (3.5 oz)

    ($12.00)  $9.99
    3-PACK Felisyl Immune System Support (10.5 oz)
    3-PACK Felisyl Immune System Support (10.5 oz)

    ($47.58)  $27.99
    6-PACK Felisyl Immune System Support (21 oz)
    6-PACK Felisyl Immune System Support (21 oz)

    ($65.99)  $53.99
    Lysine Products
    Lysine Products

    PHS Felisyl L-lysine Gel for Cats (5 oz)
    PHS Felisyl L-lysine Gel for Cats (5 oz)

    ($14.99)  $10.99


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