Vet's Best Flea and Tick Spray (8 oz) uses a unique blend of peppermint oil and eugenol (from clove plants) to kill fleas, flea larvae, flea eggs, and ticks by contact. Also kills and repels mosquitoes! Our formulas are independently tested and proven effective. For use on dogs and puppies 12 weeks or older. The non-staining plant-based flea and tick killing formula is also great for home surfaces like furniture, bedding, carpets, flooring, and curtains – anywhere these pests may hide! For over 30 years, Vet’s Best has blended plant-based ingredients that work together to comfort and protect your pet.