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Zylkene Capules


Item no: ZYLKENE
  • Select Option
  • 225mg (pack of 20)
  • 450mg (pack of 20)
  • 75mg (pack of 20)
Max 1 per customer
£14.49 - £44.69
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Zylkene Calming Supplement for Cats and Dogs

Zylkene is the UK's no.1 veterinary calming supplement for cats and dogs to help them cope with separation anxiety and stressful situations inside and outside the home such as fireworks and being home alone.

Key Benefits

  • UK's No. 1 Veterinary Calming Supplement*, widely used and trusted by vets.
  • Suitable for stressful situations inside and outside the home.
  • Zylkene contains a natural milk protein - with clinically proven calming effects.
  • Easy to administer, simply split the capsule and sprinkle the powder onto your pet's food.

Why Choose Zylkene Calming Supplement?

Most pets are likely to suffer from worry or stress at some point, especially when something disrupts their daily routine. Reasons for short term stress include fireworks, being home alone (separation anxiety), travelling, vet visits or being in a new place such as a kennel or cattery. Situations that may cause longer term stress include moving house, a new owner, or the arrival of a new baby or a new pet. Zylkene calming supplements are an ideal choice to help support your cat or dog during these stressful situations. They contain a natural milk protein that is clinically proven to have calming effects.
Suitable for stressful situations inside and outside the home so pets can feel calm wherever they are.
Contains a natural milk protein - with clinically proven calming effects. Delivering a calming message to the brain via the body's natural messenger system.

How to Use

Easy to give capsule which can be given in multiple ways - great for fussy eaters. Simply sprinkle onto food

Short term use:

Begin use 1-2 days before the predicted stressful event or change in environment.

Longer term use:

Use for 1 month then reassess their behaviour, continue if needed.
For oral administration.
The recommended daily amount should be given in one intake.
The capsule can be opened, and the powder can be mixed with food.


Up to 5kg body weight = 1 Capsule
5-10kg body weight = 2 Capsules
10-15kg body weight = 1 Capsule
15-30kg body weight = 2 Capsules
15-30kg body weight = 1 Capsule
30-60kg body weight = 2 Capsules

Pack Size:

Available in a pack of 20


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 legally 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 lines Packaging Cost: Despatched with Woolcool Refrigerated Packaging for £7.50.
Wool cool keeps pharmaceutical products at fridge-like, ambient, or even freezing temperatures for up to 72 hours, and possibly longer depending on the contents and use of ice packs.
Important Delivery Information:
  • Receipt Required: Someone must be available to receive the delivery. Woolcool packaging is designed for temperature-controlled goods, so parcels cannot be left unattended.
  • Immediate Refrigeration: Upon receipt, refrigerate the contents immediately to ensure your food or medicine remains at the correct temperature.
  • Failed Delivery Attempts: We are not responsible for the cost of replacements if a delivery attempt fails due to the absence of someone to receive it.

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.

Related Products

Zylkene Equine 1000mg Currently Unavailable
Zylkene Equine is a natural product that has been developed to help horses and ponies overcome difficult or stressful situations such as prolonged confinement, a new environment, new people or new horses, weaning, breaking, travelling, vet, farrier
Was: £6.15
Now: £5.89