JVP 4Fleas Spot-On Puppies up to 4kg. Fast acting spot-on kills fleas on contact on your dog and surrounding area. Up to 2 months protection. For dogs and puppies over 8 weeks of age. 2 vials, each vial giving up to 4 weeks protection. 2 treatment pack. Contains Imidacloprid This is a AVM/GSL product.