Compatible with the Y-Tag Applicator (XUHK) for easy application

Suitable for various animal types

Fasting is neither necessary nor recommended

Calves: 1/4 - 1/2 bolus

Harmony Pet Calming Litter Box Diffuser Scent:Lavender Compatible with the Y-Tag ApplicatorHarmony Pet Calming Litter Box Diffusers for Cats Features of Harmony Pet Calming Litter Box Diffusers for Cats: P. E. T. Pheromone helps calm cats naturally Adheres to cat's litter box and lasts for 1 month Helps with scratching Helps with Marking Helps with aggression 2 refill cartridges and 1 crate diffuser Each cartridge lasts 14 days, providing 1 month's total of calming benefits No electricity required! Vet tested, scientifically researched