Bio Spot for Dogs Over 66 lbs.

Bio Spot Flea & Tick control for Dogs Over 66 lbs. Kills and Repels Adult Fleas Kills fleas up to 3 to 4 weeks Kills Flea Eggs and Larvae For up to 4 months Kills and Repels Ticks For up to 4 weeks Including Deer Ticks (carrier of Lyme Disease), Brown Dog Ticks & American Dog Ticks. Protects against blood feeding by Mosquitoes (carrier of heartworm) for up to 4 weeks.