My Dog is Sick After Flea Treatment

As pet owners, we want the best for our furry companions. We make sure they have nutritious food to eat, comfortable beds to sleep in, plenty of toys to play with, and the means to stay healthy. But sometimes, despite our best efforts, pets can still fall ill. One situation that may cause concern for dog owners is when their pup gets sick after receiving flea treatment. So, what could be causing this reaction in our dogs? Read below to learn more about the potential causes of this issue as well as some helpful tips on how to deal with it in case your own pup experiences sickness after flea treatment. 

Potential Causes of Adverse Reactions to Flea Medication 

Flea medicines can be used safely on dogs with minimal risk unless it’s administered incorrectly. Administering flea medicine intended for cats on your dog can lead to side effects. It is possible to confuse dog and cat medications, so it is important to carefully read the packaging before applying treatment. After applying flea medication, your pup may experience discomfort such as itching or tingling at the application site. While some dog owners may mistake this for an allergic reaction, these effects are typically temporary and will resolve on their own. To prevent any potential reactions, it is crucial to keep flea products stored securely away from your pet and use only as instructed. If you have any concerns or questions, it is best to consult your veterinarian. 

Potential Side Effects of Flea Treatment in Dogs 

Below is a list of potential reactions your dog may have to flea medication. These side effects include: 

  • Vomiting 
  • Diarrhea 
  • Seizures 
  • Tremors 
  • Depression 
  • Paranesthesia 
  • Skin irritation 
  • Pale skin 

What To Do If Your Dog is Sick After Flea Treatment 

You must take your pup to the veterinary clinic if they accidentally swallow flea or tick medication. Your veterinarian may need to perform gastric lavage or induce vomiting. They may also administer activated charcoal to reduce negative effects on the intestines and nervous system. Make sure to choose a flea treatment appropriate for your dog’s size, as the dosage will vary depending on their weight. It’s important to only use products specifically made for dogs. If your dog is pregnant, nursing, sick, or elderly, it is best to consult a veterinarian before giving them any flea medication. If you notice any signs of a bad reaction in your dog after using flea and tick medication, contact Pet Poison Helpline at (855) 764-7661 for further advice and recommendations for treatment.