Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Zymox is the way to go

Zymox is the way to go to help your dog's skin and ear problems. It is good for both fungus and bacteria. Use this and give your dog grain free dog food and you will not need to make costly trips to the vet for your dog's skin and ear problems. We're dog rescuers and we use a TON of this and it works.