Skip to content
Peqaboo
Open Peqaboo
Explore Peqaboo

Open Peqaboo
Choose your language

EnglishUnited States

Alpha-casozepine

Also known as: Zylkene

Drug class: Nutraceutical / Anxiolytic

Alpha-casozepine is a natural, milk-derived supplement used to help pets cope with stressful situations (e.g., fireworks, vet visits, kenneling, or a new baby in the home). * **Timing is key:** Start giving the supplement a few days before the expected stressful event for the best results. * **Administration:** The capsules can be given whole or opened and the powder mixed with your pet's food or a treat. * **Side effects:** It is very safe, though mild diarrhea occurs occasionally. * **Expectations:** It is not a strong sedative. It works best when combined with behavioral training and environmental management.

Dosage must be set by your veterinarian for your specific pet. Never give human medication or another pet’s prescription without veterinary guidance.

Veterinary professional? See the full dosing-by-species reference on VetSheet →

What it is used for

  • Stress and anxiety reduction
  • Stress and anxiety reduction

How it is given

PO

Possible side effects

  • Diarrhea (occasional)

Cautions & contraindications

  • None reported
  • Normal precautions apply. > **Clinical Pearl:** Dosing should ideally start several days before exposure to the anticipated stressor to achieve maximum efficacy.

Frequently asked questions

What is Alpha-casozepine used for in pets?

Alpha-casozepine is a natural, milk-derived supplement used to help pets cope with stressful situations (e.g., fireworks, vet visits, kenneling, or a new baby in the home). • Timing is key: Start giving the supplement a few days before the expected stressful event for the best results. • Administration: The capsules can be given whole or opened and the powder mixed with your pet's food or a treat. • Side effects: It is very safe, though mild diarrhea occurs occasionally. • Expectations: It is not a strong sedative. It works best when combined with behavioral training and environmental management.

Is Alpha-casozepine safe for my pet?

Dosage must be set by your veterinarian for your specific pet. Never give human medication or another pet’s prescription without veterinary guidance.

This article is for general education and is not a substitute for professional veterinary advice. If your pet is unwell, please consult a veterinarian.

Worried about your pet?

Peqaboo’s AI helps you track symptoms, understand lab reports, and know when to see a vet.

Get the Peqaboo app