Hair loss and redness around your dog’s eyes can be caused by a variety of reasons, including eye infections, food allergies, skin problems, poor nutrition, or stress and anxiety. Here are some possible medication suggestions for this situation: 1. Antibiotics or antifungals: If the skin around your dog’s eyes becomes infected with bacteria or fungi, it may cause redness, swelling, and hair loss. In this case, it can be treated with antibiotics or antifungal medications.

2. Anti-allergic drugs: If the dog is allergic to certain foods, environmental substances or insect bites, etc. An allergic reaction may occur, resulting in redness, swelling and hair loss on the skin around the eyes. In this case, anti-allergy medications, such as pet-specific antihistamines or steroid medications, may be used.

3. Anthelmintic drugs: If the skin around the dog’s eyes is infected with parasites, such as mites, it can be treated with anthelmintic drugs.