Issue by Esmy =]: Do flea collars for cats really perform? I took my cat to the vet, the vet noticing my cats collar recommended we take it off ’cause it irritates their neck area and didn’t even function anyway?? can anyone confirm this .. or has anyone listened to in any other case… perhaps it depends on the Brand name… lead to most are rather cheap, at about $ two or $ three dlls. Ideal response: Solution by Happy operator of six cats and two pet dogsNo they will not function since they don’t guard the whole human body. They can lead to skin irritation. Use a topical remedy like Frontline or Revolution. What do you believe? Reply beneath!