

Buy anything from 5,000+ international stores. One checkout price. No surprise fees. Join 2M+ shoppers on Desertcart.
Desertcart purchases this item on your behalf and handles shipping, customs, and support to Vietnam.
🛡️ Keep your cat’s immune game strong — because they deserve the best defense!
Vetoquinol Viralys L-Lysine Powder delivers a veterinarian-recommended 500mg dose of L-Lysine to cats and kittens, supporting immune, respiratory, and eye health by reducing clinical signs and viral shedding of feline herpesvirus type-1. This palatable, fish and poultry-flavored supplement is safe for daily use across all ages, trusted by vets, and designed to help manage common feline health challenges with no known side effects.












































| ASIN | B000FULBT4 |
| Active Ingredients | Active ingredients: L-Lysine hydrochloride, 500mg. Inactive ingredients: Brewer’s Dried Yeast, Hydrolyzed Fish (enzymatic), Hydrolyzed Poultry Liver (enzymatic), Mixed Tocopherols (a preservative), Sodium Acid Pyrophosphate, Sodium Sulfate. |
| Best Sellers Rank | #7,745 in Pet Supplies ( See Top 100 in Pet Supplies ) #205 in Cat Health Supplies |
| Brand Name | Vetoquinol |
| Customer Reviews | 4.6 4.6 out of 5 stars (8,625) |
| Flavor | Fish & Poultry |
| Global Trade Identification Number | 00030521041480 |
| Included Components | Vetoquinol Viralys Powder, 100gm |
| Item Form | Powder |
| Item Weight | 0.01 Ounces |
| Manufacturer | Vetoquinol |
| Manufacturer Part Number | 410633 |
| Model Number | 410633 |
| Number of Items | 1 |
| Product Benefits | Immune Support |
| Specific Uses For Product | Eyes, Sneezing |
| Target Species | Cat |
| UPC | 030521041480 884291149927 |
| Unit Count | 2.5 Grams |
| Volume | 3.5 Fluid Ounces |
Trustpilot
2 weeks ago
1 week ago