Active Ingredients: Selamectin
Directions for User: Revolution is applied to the skin on the back at the base of the neck once a month, in cats and dogs. Apply the contents in one spot and do not massage in. The animal may be bathed or allowed to swim 2 hours after the medication is applied. Spot on applicators are portioned based on the pet’s weight.
Special Precautions: Do not use Revolution in animals allergic to it. Do not use on kittens under 8 weeks of age. Use with caution in sick, weak or underweight animals. Revolution appears to be safe to use in pregnant or lactating cats. Do not apply to wet hair.