SentryPro XFT (Dogs 21-39 lbs)
SentryPro XFT is quick acting and long lasting. It kills fleas in as little as one hour and ticks in as little as three hours. Controls reinfestation for up to nine weeks. Dogs can be bathed 24 hours after squeeze-on is applied. SentryPro XFT is as quick acting, long lasting, and effective as the leading veterinary brands. It offers 5-way protection killing fleas, ticks, flea eggs, larvae, and mosquitoes. (3 month supply for dogs 21-39 lbs).