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How often should my dog be dewormed? Is monthly treatment required?

Updated On September 23rd, 2025

Pet's info: Dog | Labrador Retriever | Female | 3 months and 16 days old

Is deworming done every month

2 Answers

Most Helpful Answer

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Answered By Angel Alvarado, LVT

Licensed Veterinary Technician

Published on May 14th, 2017

Deworm of puppies should be done at two, four, six and eight weeks of age. Repeat deworming at 12 and 16 weeks of age. After this, a monthly heartworm preventative should prevent infection of the most common intestinal parasites (hookworm, round worm, whipworm). A separate medication for tape worm may be indicated in some cases. If no monthly prevention is offered, adult dogs should be given a broad spectrum dewormer every 3 months.

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    Answered By Juliana, DVM

    Veterinarian

    Published on May 20th, 2017

    Congratulations on adopting a new puppy! That is great that your friend has dewormed the puppy 3 times already. It is recommended to deworm for intestinal parasites every 2-4 weeks until puppies are 3 months. Long term it is ideal in most areas of the country for all dogs (puppies and adults) to be on a heartworm preventative monthly. This medication should be purchased from your regular veterinarian and will also de worm them against common intestinal parasites on a monthly basis and should be given lifelong. Additionally submitting a stool sample to your veterinarian when they are a puppy and annually after that is a great idea to make sure they are parasite- free.

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