My Boxer Dog Has Recently Began To Fall Down As If She Were Drunk. She Is Slow To Move And Is Unable To Walk Short Distances Without Falling Over. Although She Still Maintains A Healthy Appetite.?

It is possible that your dog might had head trauma or ear infection. Both can lead to a conditions called vestibular disease. Although there can be central vestibular disease but dogs usually have peripheral vestibular disease. This problem can be due to

1. Inner ear infection
2. Middle ear infection
3. Middle ear polyps
4. Head trauma
   
5. Thiamine deficiency
6. Toxicity due to some medicines
   

Vestibular disease in dogs can cause many symptoms. Following a list of some common symptoms that can be shown by affected dogs.

1. Falling
2. Circling
3. Rolling
4. In coordination
5. Drunken walk
6. Head tilt
7. Eyes drift

Many tests are needed to diagnose the cause of this disease in dogs. So, you should take your dog to vet for diagnosis and treatment.