With the suggestion of nexguard, I might have to try that. We had a mild winter so fleas and ticks are really bad this year. I’ve tried the frontline, k9 advantage, and seresto collars and nothing has helped this year. We have at least 12 free roaming cats in our neighborhood (back road drop offs) so I’m assuming they are probably how they got close to the house. As for the essential oils we have to be careful with what we use since some are toxic to cats. I’m going to call the vet in the morning and see what they recommend I don’t care about the price if it will be non toxic to my reptiles