Flea Treatment For Puppies 4 Months Old. This active ingredient in this over the counter product nitenpyram works in just a half hour after the puppy consumes the medication. Bathing your puppy with a gentle flea shampoo that s specifically formulated for young animals can help alleviate some flea related skin irritations hance says.

Capstar is a potent flea removal product. If the area around the speck turns reddish brown it s flea dirt. Then treat the mother with a prescription flea treatment that is safe for lactating mothers.
To get rid of fleas on a puppy too young for normal medication bathe it in warm water and use a flea comb to pull all of the fleas off of it.
Once your puppy is 4 weeks old a medical treatment is available to control fleas as long as your dog is 2 pounds or more in weight. You can see fleas jumping off the puppy. Once your puppy is 4 weeks old a medical treatment is available to control fleas as long as your dog is 2 pounds or more in weight. Treating a puppy with fleas.