Bio Spot Flea and Tick Home Spray for Pets, 24-Ounce Kills fleas, ticks, flea eggs, flea larvae, bed bugs, roaches, ants, earwigs and silverfish The Bio Spot Home Spray kills bed bugs for up to 14 days Apply as a surface application to carpeting, drapes, and floorin a a rae of 1/4 fl. Oz/3 sq. ft.