Active ingredients: Fipronil and Cyphenothrin
For: Dogs 12 weeks of age and older and weighing over 4 pounds
- Starts killing ticks and fleas within 5 minutes
- Lasts for full 30 days
- Waterproof and easy to apply
- Provides broad-spectrum tick control
Cautions: Not for use in humans. Keep this and all drugs out of reach of children and pets. Do not use Parastar Plus on cats.