Feliway Optimum Enhanced Calming 30 Day Diffuser for Cats

Questions & Answers

27 Customer Questions


Should I keep the same vial plugged in over 30 days if it still is more than half full?

Answer by MedoraAug 17, 2025
I change mine when they are empty

Is the vial supposed to be empty at the end of 30 days?

Answer by MedoraAug 17, 2025
Mine go longer then 30 days

Test Question


What is the difference between the optimum and the multi cat and classic?

Answer by ChewyNov 13, 2021
Feliway Optimum provides a message of enhanced serenity to cats. This holistic message helps all cats feel more comfortable and secure in their home by providing reassurance as well as harmony between cats living together. Feliway Classic provides “happy messages” to cats and makes them feel comfortable and secure at home. Feliway MultiCat provides “harmony messages” to cats to help restore harmony between cats living together.