It is available in capsule form that is administered orally. Fasting is not required prior to administering this medicine. Recommended dosage is 1.25 mg/lb of body weight for cats 2.5 mg/lb of body weight for dogs. It is available in four different strengths — 12.5 mg, 25 mg, 50mg and 100mg that come in color-coded bottles for easy dispensing. Keep the bottle tightly closed and store at room temperature.