Starting At $17.99


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  • Usually ships the same weekday before 3pm CT.


What is Zylkene for dogs and cats?

  • Zylkene is a natural way to soothe your pet and stop behavioral problems that stem from stress.

  • Zylkene has a calming effect on dogs and cats without causing sleepiness.

Why is Zylkene given to cats and dogs?

  • Zylkene supports balanced behavior and helps pets. 

  • Zylkene helps pets stay calm in unusual situations that cause stress, like traveling, new people or animals, separation, etc.

What else should I know about Zylkene?

  • Store at room temperature.

What problems could my dog or cat have with Zylkene?

  • Keep out of reach of children and pets. Close securely after use. 

  • If your animal's condition worsens or does not improve, stop and contact your veterinarian. 

How do you use Zylkene?

  • Manufacturer's suggested use: Administer once daily, either whole or opened at meal time. Follow instructions provided by your veterinarian.

  • Zylkene, 75mg: For dogs and cats 10 lbs and under, give 1 capsule daily.  For dogs and cats 11 to 22 lbs, give 2 capsules daily.

  • Zylkene, 225mg: For cats 22 to 32 lbs, give 1 capsule daily or give as recommended by your veterinarian. For dogs 22 to 32 lbs, give 1 capsule daily. For dogs 33 to 65 lbs, give 2 capsules daily. 

  • Zylkene 450mgFor dogs 33 to 65 lbs, give 1 capsule daily. For dogs 66 to 132 lbs, give 2 capsules daily.

What is in Zylkene?

  • Active Ingredients: Hydrolyzed Milk Protein (Bovine) Providing Alpha-Casozepine

  • Inactive Ingredients: FD&C blue #1 (capsule), Hypro-mellose (capsule), Magnesium stearate, Maltodextrin, Titanium dioxide (capsule)

Will I get what I see in the picture?

  • Zylkene is a brand name. You will receive the exact brand that you request.

Is it important for my dog or cat to finish all of the Zylkene?

  • Dogs and cats may use this product for different lengths of time. Please consult your veterinarian if you have any questions.

Who makes Zylkene?

  • Zylkene is made by the manufacturer Vetoquinol.