Hoover your house throughly, all round the gaps in the skirting board, all the crevices in the sofa, dispose of the hoover bag, wash all the dog bedding, maybe the sofa covers, at as a high a temperature they can stand with out damaging them, hoover throughout again. dispose of the Hoover bag. Treat the dog. Billie no mates can take up six weeks to be effective, hoover again throughly, dispose of the Hoover bag. You need to break the life cycle of the fleas.