Beloved Pets Flea and Tick Prevention provides long-term protection for up to 3 months, so you don’t have to worry about constantly reapplying the treatment. The natural ingredients in this flea ...

Some pills kill fleas for up to a month; others require more frequent application to continue killing fleas, as often as once a day. Is Frontline or Advantage a better flea treatment for cats?

However, it can take up to three months to fully eradicate an infestation. By-mouth and on-the-skin flea treatments are effective at killing and preventing fleas, but by-mouth meds act quicker.

Once your puppy is old enough, you should follow up with one of the best flea and tick treatments for puppies that provides a month or more of protection. What to look for in flea and tick ...