How to give ivermectin to dogs
Recently, among the hot topics about pet medication, the use of ivermectin has become the focus of many dog owners. Ivermectin is a broad-spectrum antiparasitic drug commonly used to treat parasitic infections such as mites and heartworms in dogs. The following is a detailed description of the use, precautions and related data of ivermectin.
1. Effects and applicable symptoms of ivermectin

Ivermectin is mainly used to treat the following parasitic infections:
| Parasite type | symptoms of infection |
|---|---|
| Mites (Scabies, Ear Mites) | Skin itching, hair loss, redness and swelling |
| heartworm | Cough, difficulty breathing, weight loss |
| Intestinal nematodes | Diarrhea, vomiting, malnutrition |
2. How to administer ivermectin
There are two main ways of administering Ivermectin: oral and injection. The specific methods are as follows:
| Dosing method | Operation steps | Things to note |
|---|---|---|
| Oral | 1. Calculate dosage based on dog weight 2. Mix the tablets into food or take them directly | Avoid taking on an empty stomach to prevent gastrointestinal irritation |
| injection | 1. Select subcutaneous injection site (neck or back) 2. Slowly inject the drug after disinfection | Observe your dog for allergic reactions after injection |
3. Dosage Calculation of Ivermectin
The dose of ivermectin needs to be accurately calculated based on the dog's weight. Excessive use may lead to poisoning. Here are common dosage references:
| Dog weight (kg) | Ivermectin dose (mg/kg) |
|---|---|
| Below 5 | 0.1-0.2 |
| 5-10 | 0.2-0.3 |
| 10-20 | 0.3-0.4 |
| 20 and above | 0.4-0.6 |
4. Precautions when using ivermectin
1.Avoid use in sensitive breeds such as Collies: Some dog breeds (such as collies and shepherds) are sensitive to ivermectin, so you need to consult a veterinarian before use.
2.Observe adverse reactions: Common side effects include vomiting, diarrhea, drowsiness, and neurotoxicity in severe cases.
3.Regular deworming: Based on the parasite life cycle, it is recommended to dose every 3-6 months.
4.Storage conditions: Store away from light and below 25℃, out of reach of children.
5. Answers to recent hot questions
1.Can ivermectin prevent heartworms?
Yes, but it needs to be administered regularly every month and combined with other preventive measures (such as mosquito repellent).
2.Can pregnant dogs use ivermectin?
Caution is required. Some studies have shown that high doses may affect fetal development. It is recommended to follow medical advice.
Summary
Ivermectin is an effective drug for treating parasitic infections in dogs, but the dosage and usage must be strictly controlled. It is recommended to consult a professional veterinarian before use and develop a personalized plan based on the dog's weight, breed and health status. Regular deworming and monitoring for adverse reactions are key to ensuring your pet’s health.
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