(Merck) Posatek Otic Suspension is used for the treatment of canine otitis externa in dogs caused by susceptible strains of yeast and bacteria. Posatex Otic Suspension has antibacterial, anti-inflammatory and antifungal activity. Each gram of Posatex Otic Suspension contains 10 mg of orbifloxacin, mometasone furoate monohydrate equivalent to 1 mg mometasone furoate and 1 mg of posaconazole, in a mineral oil based system containing a plasticized hydrocarbon gel. For dogs weighing less than 30 lbs., instill 4 drops of Posatex Otic Suspension once daily into the ear canal. For dogs weighing 30 lbs. or more, instill 8 drops once daily into the ear canal. Therapy should continue for 7 consecutive days. Orbifloxacin, mometasone furoate and posaconazole.