It's great you're observant and noticed a flatworm in your dog's stool. However, it's crucial to consult your veterinarian immediately.
Here's why:
* Identifying the flatworm: There are many types of flatworms that can affect dogs, and proper identification is essential for effective treatment.
* Underlying causes: A flatworm infestation might be a sign of other underlying health issues.
* Safe and effective medication: Your vet will be able to recommend the safest and most effective medication for your dog based on the specific type of flatworm and your dog's overall health.
Please schedule an appointment with your vet as soon as possible. They can diagnose the problem, recommend the correct medication, and advise on how to prevent future infestations.