Yes, NexGard Spectra is effective against certain types of mites. It is commonly used to treat and control infestations caused by: Demodex mites (causing demodectic mange) Sarcoptes mites (causing sarcoptic mange or scabies) Ear mites (Otodectes cynotis)

There is Expiration date is provided in the product description so you can be aware of the Expiration date on hand.

It is recommended, especially as it covers very dangerous heartworm.

NG Spectras comes with relatively short expiry dates due to some ingredients. Therefore they are not available in 12 packs.

As we are just a reseller, it would be best to consult with your local vet