For Dogs REVOLUTION - is the most complete flea and heartworm protection.
  Dual protection from fleas and heartworm in a convenient monthly spot-on.
  Internal and external protection for dogs against:
- Three stages of the flea (adult, eggs & larvae)
- Heartworms
- Ear mites
- Sarcoptic mange
 Waterproof after just two hours for dogs that like swimming or need bathing.
 Approved for use on puppies as young as six weeks.