Lifestyle and home remedies. If your swollen lymph nodes are tender or painful, you might get some relief by doing the following: Apply a warm compress. Apply a warm, wet compress, such as a washcloth dipped in hot water and wrung out, to the affected area. Take an over-the-counter pain reliever.
Quick Answer. Puppies can be given their first dose of topical flea treatment between 6 to 8 weeks of age, according to Adelaide Animal Hospital. Flea prevention treatment should be given once a month to prevent fleas and ticks from coming back. Continue Reading.
Frontline for puppies can be used at 6 weeks. If they are that infested, you need to get them to the vet -- how can 4 day old puppies be infested unless they are outside, with their mother infested?? Get some help at the vet's for the mom --- there is a pill called Capstar that gets fleas off within the hour.