Amazon Basics Flea and Tick Topical Treatment and Prevention for Large Dogs (45-88 lbs), Fast Acting and Long Lasting, Tick Prevention, 6 Count, Packaging May Vary

Washing your dog only kills adult fleas, not flea eggs or larvae. Use this from Amazon: https://a.co/d/0hI7QAyP This kills adult fleas, larvae and flea eggs. If your dog weighs more than 88lbs but the next largest size. First stop washing your dog for 3-4 days. Then apply an ampule on your dogs back between the shoulders. And don't wash your dog for 4 days. Washing removes the oils necessary to disperse the preventative. Use it once a month. Mark it on your calendar.