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Zylkene Calming Chews (pack of 14)


  • Select Option
  • 225mg (dogs 10kg - 30kg)
  • 450mg (dogs 15kg - 60kg)
  • 75mg (dogs <10kg)
Max 1 per customer
£13.49 - £33.99
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Alpha-casozepine in a tasty treat to help dogs cope with stressful situations and facilitates prevention of unwanted behavior.

Alpha-casozepine* promotes and enhances relaxed behavior in pets. It is an ingredient derived from a milk protein which has calming properties. Learning new behaviours is easier in a relaxed animal.

 Zylkene® contains alpha-S1 tryptic casein, commonly known as alpha-casozepine, an ingredient derived from milk protein that has calming properties.

Directions for Use of Zylkene®
The chews can be administered orally as a single dose.

Short term use: Use for 1-2 days before the predicted event or change in environment. Some animals may benefit from an even earlier administration. (5-7 days).

Longer term use: 1-2 months.

Cats & Small Dogs
Up to 5kg - 1 x 75mg chew per day
5-10kg - 2 x 75mg chews per day
Medium Dogs
10-15kg - 1 x 225mg chew per day
15-30kg - 2 x 225mg chews per day
Large Dogs
15 - 30kg  - 1 x 450mg chew per day
30-60kg - 2 x 450mg chews per day

Shipping charges mainland GB zone1

Value Weight Delivery Charge
Over £49.00 Any Weight FREE
Under £49.00 No weight limit £4.50
Under £49.00 Under 250 grams £3.49

Most orders are despatched the same day and standard delivery is 3 to 5 working days from despatch. FAST Expedited options are available at extra cost - these usually arrive in 24-48hrs from dispatch but delays are possible during busy periods.

Postcodes outside of Zone 1 (including some areas within mainland UK) may incur extra carriage charges due to surcharges imposed by the couriers. These will be calculated on the website at the checkout.

NB: Orders placed with faster delivery must be placed before 13:00 to ensure same day dispatch (excluding weekends and bank holidays). Please also check on the product page that the items ordered show 'In Stock' otherwise your order will be delayed until the stock becomes available, which in most cases will only be 24hrs.

Estimated "Usually shipped in" information is shown against most products

Overseas orders

We no longer send goods outside of the UK.

Prescription Items

Prescription items will be sent on receipt of a valid signed and dated prescription.

Pick up

We offer a pickup service for orders placed over the phone.

Please ring us on 01833 641112 for more information.

Refrigerated Items

Refrigerated items will be sent by carrier or express delivery at a cost of £7.50, with coolpacks, unless you pay for a premium for a refrigerated delivery. We will contact you prior to despatch for your instructions.

We want you to be completely satisfied with any purchase. If not any item* can be returned to us within 14 days of receipt for exchange or refund Please give us a ring for a returns number on 01833 641112 or alternatively email sales@hyperdrug.co.uk to obtain a returns number.

*Due to legal requirements medicines may not be returned except to correct an error in despatch or in response to an "official recall". If an item is believed to be faulty it should be returned for inspection and it may be necessary to forward it to the manufacturers for testing before replacements or refunds can be authorised. This does not infringe legal rights. Please contact our customer services for a "Returns Number" which must appear on the outside of the package or it will not be accepted. We advise customers to use an insured method of shipping and to retain proof of despatch. We may refuse returns on products specially obtained or manufactured to order. Items must be returned unsoiled and unused and sent adequately packed and carriage paid.

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