TopSum Cat Calming Pheromone Diffuser: Feline Pheromones Plug in for Stress, Alone At Home, Spraying, Fighting, Scratching, Aggression & Excessive Meowing (3 Diffusers + 3 Refills)

On another topic has anyone used this? https://a.co/d/0aRFaaOe this cat was on Prozac and Gabapentin at the shelter he gets very anxious and marks a lot around the house. Are these worth trying?TopSumCat Calming Pheromone Diffuser: Feline Pheromones Plug in for Stress, Alone At Home, Spraying, Fighting, Scratching, Aggression & Excessive Meowing (3 Diffusers + 3 Refills)