| Nexgard Spectra For Xlarge Dogs 66-132 Lbs Red 6 Pack. Nexgard Spectra Chew broad spectrum product for Dogs that kill fleas, ticks and gastrointestinal nematodes in a single treatment. Buy Nexgard Spectra Flea & Tick Treatment For Dogs online at best price with free shipping in USA.... - Nexgard Spectra For Xlarge Dogs 66-132 Lbs Red 6 Pack. |