Frontline Plus is your ticket to protecting your best four-legged friend from fleas. Within 12 hours of applying Frontline Plus feal preventative it prevents infestations. Already have fleas? It also kills adult fleas and breaks the cycle so that your dog is not re-infected. Frontline has been named veterinarian’s #1 choice to protect against pets because for 30 days after application, Frontline continues to fight fleas. Frontline is easy to use and they walk you through use online and in the packaging. You apply directly to your pet’s skin. They also decimate flea eggs and larvae. Frontline works on both cats and dogs. Every 30 days you can re-apply to prevent future breakouts. See below for coupons, online promo codes, discounts and free shipping codes for Frontline. Be sure to ask your vet about proper dosing for your pet. Some pets may have adverse reactions so, as with all topical medicines, you should monitor your pet after first giving him Frontline Plus.