Black discharge in a cat's ears usually means ear mites. The cleaning method is as follows:

1. Clean the ears thoroughly with a sterilized cotton swab dipped in hydrogen peroxide and let them dry.

2. Sprinkle boric acid powder. If it is not available, you can use Dermatitis Powder instead and apply it evenly.
3. If you are worried that there is a problem in the ear canal but do not dare to rub it deeply, you can put a few drops of nitroglycerin ear drops, French Vic ear drops, or 886 liniment, cover the cat's ears and rub them gently. Then let go and let the cat shake its head to shake out the dirt in the ear canal, and then repeat the steps.
4. You must insist on taking medication until it is completely eliminated.

5. Be sure to keep the ears dry. Ear mites can easily die in a dry environment.

Tip:

Cats suffering from ear mites will feel very itchy and will scratch their ears with their claws. There will be dark brown dirt visible to the naked eye in the cat’s ear canal. thing. In normal times, owners should deworm their cats regularly to prevent them from being infected with parasites, supplement the nutrients they need, and enhance their resistance and immunity.