Nexgard Spectra - Flea, Tick and Worming Monthly Chew for 15.1-30kg Dog, 6 Pack $78.00 delivered @Amazon

Great price from Amazon for Nexgard Spectra 6 pack.

Compare it to Petbarn at $96.99 after sale discount and you need to be a member as well.

Prevents heartworm disease in dogs
Treats and prevents flea and tick infestations in dogs
Controls infestations due to adult roundworms, hookworms and whipworms
Effective for the treatment of gastrointestinal nematodes
Protects dogs against flea tapeworm infection due to its rapid killing action