Ask a Dog Vet and Get Answers to Your Dog Veterinary Questions
Hi, this is Dr Gabi. Yes, dogs can take certain human antibiotics if the infection is bacterial in nature. Usually at the clinic we take a sample and look at it under the microscope to see if it is yeast or bacteria. Usually if the drainage is green then it is bacterial. If it is brown, moist, and smells like wet corn chips then it is yeast. So antibiotics do not work on yeast.
If Pepper is getting chronic ear infections a likely cause would be food allergies.
You can give her human benadryl for the ear irritation. 1 mg of benadryl per each pound of dog every 12 hours as needed.
The best over the counter ear treatment is Zymox-HC
I would use it twice a day for at least a week.
Some Petsmart stores carry it and I know you can buy it at the link I pasted above.
You can read more about food allergies here
Does that help? Do you have any additional questions?