A method for treating ear infections in animals includes forming a liquid composition having an antifungal agent, an antibiotic agent, a steroidal anti-inflammatory agent, an anhydrous organic acid, liquid dehydrated alcohol, and propylene glycol. The treatment method includes applying several drops of such composition inside the ear of the animal at least twice per day to the affected area of the animals ear until the ear infection has been cured. The antifungal agent may include ketoconazole. The antibiotic agent may include ofloxacin. The steroidal anti-inflammatory agent may include triamcinolone diacetate. The anhydrous organic acid may include citric acid.