Why is Frontline Plus not working on my dog?

Too much washing the pet Frontline Plus becomes water-fast after 48 hours of application. If you wash the pet before this time then it hampers efficiency of the flea treatment. Even too much washing of the pet would also show decrease in efficiency of the flea treatment.Click to see full answer. Similarly, why does frontline not work on my dog?If you suspect it is not controlling your pet’s fleas, you may, in certain cases, be able to reapply it in as little as two weeks and try again. Speak to your veterinarian about this first if your flea medicine is not working. One Frontline alternative is to switch to another topical product. how long does it take frontline to work on dogs? Frontline Plus will get rid of all fleas within 18 hours of contact with your pet and will kill all ticks within 48 hours after coming in contact with your pet. Frontline Plus covers your pet’s whole body within 24 hours of application. It spreads on your pet’s body through a process called translocation. Correspondingly, what do you do if flea medicine doesn’t work? Make sure to apply topical medications correctly (do not split medications to use on more than one pet) Make sure your pet’s skin is healthy so topical flea medications work well. Treat your yard and house where 95-99% of the flea population lives. Kill all fleas as soon as they hatch from the cocoon stage (pupal). How effective is Frontline for dogs?A. FRONTLINE Plus remains effective for 30 days, even if your pet swims or is bathed. After application, keep your pet from getting wet for 24 hours.