Simple itch relief with Zenrelia™
Once-daily dosing from the start
Zenrelia works fast. Over the first 14 days of treatment, once-daily dosing with Zenrelia achieves comparable reductions in itch scores to twice-daily dosing with Apoquel®.1**
Dosing made simple
- Once a day
Consistent, once-daily dosing from the start2
- Hypoallergenic
Zenrelia tablets are free from flavour additives that could trigger food allergies2
- Easy to administer
Can be given with or without food2
- Rapid relief
With Zenrelia, owners can see visible itch relief after just one dose1
- Owner compliance
Once-daily dosing may help reduce the treatment burden on owners, meaning owners are more likely to comply with treatment1,3,4
Dosing Zenrelia

Zenrelia is supplied in 4 strengths and is dosed once-daily at 0.6-0.8 mg/kg body weight.2
Sizes of Zenrelia tablets

The tablet illustrations are for visual reference only and not actual size.

Safety profile
Zenrelia has a comparable safety profile to Apoquel1. It can be given alongside commonly used medications, including vaccines, antibiotics, parasiticides, ear cleaners, sedatives, anaesthetics and NSAIDs (non-steroidal anti-inflammatory drugs).1,2†† It is well-tolerated when given long-term for maintenance therapy.5†

Questions?
Zenrelia Resources
* Referenceable claims in digital & social copy can be found on this page. Full reference list below.
** Based on PVAS scores over first 14 days of treatment1.
† Based on Zenrelia use over a six-month period.
†† Refer to SPC section 3.8 for more information
- Forster S et al. Vet Dermatol. 2025; Apr;36(2):165-176.
- Zenrelia Summary of Product Characteristics.
- Spitznagel MB et al. Vet Dermatol 2021; 32:192-e50.
- Boda, Caroline & Liège, Philippe & Rème, Christophe. (2011). Journal of Applied Research in Veterinary Medicine, The. 9 157-165.
- Kuntz EA et al. BMC Vet Res. 2025 Mar; 21:144.