You can use this around the home, outside and on the dog, it is cheap and effective but very dusty! Tractor supply or any feed store carries it(food grade) Diatomaceous Earth Food Grade Benefits:Gallon Jars to 50 pound bags
Capstar if there is a severe infestation.
I use AdvantixII but you have to be careful when cats are around the dogs.
A friend in FL just gave her dogs trifexis last week and both became ill. Luckily she didn't lose them.