We recommend Nexgard Spectra for this. It covers, flea, tick, heartworm and some other intestinal worm in one chew. Once you place a regular autoship, You can login your account on our site and change the interval of the shipments easily. If you prefer, please contact our support team so they will happily help you.

You should use adult dog treatments.

You can use this product for dogs 6 weeks of age and older. However we strongly recommend to get advise from your vet before administrating any treatment.

Ni, if your dog is under 25 lbs, you should give your dog a whole tablet.

There is no duties or charges at the Canadian border.