FELIWAY Optimum is a new pheromone discovery, and the best FELIWAY answer to help reduce common signs of stress in cats such as: scratching, urine spraying, tension and conflicts between cats, fears, and reactions to changes

93% of cat owners report enhanced calming, with an average satisfaction rating of 9.1 out of 10

FELIWAY Optimum is a drug free solution that helps cats with more signs of stress, in more situations, and calms cats better than ever; FELIWAY is supported by 25+ years of feline stress expertise

FELIWAY Optimum heated diffuser covers up to 700 square feet; make sure to plug your diffuser in with the vents up, and for the best results, position the diffuser where your cat spends most of his or her time – avoid plugging the diffuser in under shelves and behind doors, curtains, or furniture

Starter kit includes 1 diffuser head and 1 vial; make sure to only use a FELIWAY Optimum Diffuser with a FELIWAY Optimum refill (they are not compatible with other brands); to maximize effectiveness, replace the vial once a month, and the diffuser every 6 months