SimpleSource shampoo uses lemongrass ... while others also kill flea eggs to prevent future infestation. Some brands, like K9 ...

K9 Advantix II Extra Large Dog 30-day treatment & prevention protects dogs over 55 lbs. from fleas, ticks, mosquitoes, biting flies and lice Kills fleas within 12 hours of application Vet ...

Safe and effective flea and tick treatments include topical spot-ons, chewable tablets, shampoos ... Bravecto Topical for Dogs, or K9 Advantix II. Best OTC topical preventative Among the best ...