Comfortis is the first FDA-approved, chewable, beef-flavored tablet that kills fleas and prevents flea infestations on dogs for a full month. It starts killing fleas within 30 minutes! It lasts an entire month! It kills fleas before they can lay eggs! It is a chewable, beef-flavored tablet, so there is no topical applications (or residue) on the skin! Give this medication with food. Comfortis is an FDA prescription drug. Your pet must have been seen at one of our low-cost vaccination clinic locations within the last 12 months to purchase Comfortis.

Please note:  For prescription heartworm medications and Comfortis, you must be an existing client of Pet Vet Vaccination Clinics or have visited one of our low-cost vaccination clinic sites within the last 36 months.  For heartworm medications, your pet must have a negative heartworm test on file within the last 12 months.  If your pet has been tested for heartworms at a different facility, please email the name and telephone number of the facility to pet-vet@earthlink.net.  For all orders, we only ship inside the state of Florida.