Due to the different genetics, physique, environment, nutrition, and breed of each dog, the lethal dose of chlorpheniramine is also different. Generally, dogs take one tablet at a time. If the weight is less than 10 kilograms, the dose can be reduced and half or one-third of the tablet can be taken. If it is a subcutaneous injection or intravenous injection, generally 1 mg of chlorpheniramine per kilogram of body weight is required.

Precautions for dogs taking chlorpheniramine:

1. It must be used under the guidance of a licensed veterinarian. If the dog is given the medicine without authorization, it may threaten the dog's life. .

2. Chlorpheniramine is also effective in treating coughs caused by colds. It is also effective in treating coughs and asthma, but elderly dogs must pay attention to the dosage.

3. If your dog develops a large area of ​​skin rash, itching, swelling at the inner corners of the eyes, and frequent scratching after being vaccinated, it is recommended to use chlorpheniramine for desensitization treatment immediately.