When should dogs take deworming medicine? When should dogs take deworming medicine?

Aug 04,2026
4Min

Time to take deworming medicine for dogs

1. Puppies need to be dewormed for the first time after they are two months old.
2. Puppies under six months old should be dewormed once a month.
3. Adult dogs should be dewormed every three months, and it can also be adjusted according to the environment and the dog’s physical condition.


Types of deworming drugs for dogs

External deworming

The main parasites outside the body include fleas and ticks. By dropping the medicine on the hair, it can spread to the whole body through the skin lipids and will not enter the blood. The medicine is effective for one month.

Internal deworming

The main parasites in the body include hookworms, roundworms, heartworms, etc., which can be taken directly in food. Now there are also businesses that make oral deworming medicine into food ,More convenient.

Dangers of parasite infection in dogs

External parasites

Flea: Dogs are bitten by fleas , can cause severe itching, massive hair loss during non-shedding seasons, and fleas can also spread tapeworms, causing dogs to develop symptoms such as anemia and cat claw fever.
Ticks: Ticks are vectors of a variety of infectious diseases, which not only endanger the health of dogs, but may also cause zoonotic diseases.

Internal Parasites

Roundworms: The shortest growth cycle of roundworms is only 21 days. Dogs infected with roundworms can cause symptoms such as vomiting, diarrhea, weight loss, reduced immunity and coughing.
Hookworm: The shortest growth cycle of hookworm is only 14 days. Hookworm infection in dogs can cause symptoms such as vomiting, bloody stools, severe anemia, malnutrition, and rough hair.
Heartworm: It only takes 14 days for heartworm to develop into infective larvae. Heartworm infection in dogs can cause symptoms such as coughing and difficulty breathing. If not prevented in time, it can cause blood vessel blockage in severe cases. causing death.

Precautions for deworming dogs

1. The dosage of deworming for dogs should be based on body weight. , not too much, nor too little, which will affect the efficacy of the medicine.
2. Oral anthelmintics should be taken on an empty stomach, and food should be eaten 2-3 hours after taking the medicine.
3. Pregnant dogs should consult their veterinarian for deworming. Do not use medication randomly, otherwise it may harm the baby dog.
4. There will be adverse reactions after deworming, so you should seek medical treatment in time.
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