Permetrol is an insecticidal spray and rinse concentrate for dogs and horses. Available in the 250ml and 1L bottles 

Horses:

Controls;
Pyrethroid sensitive flies;
Buffalo Fly (Haematobia irritans exigua)
Stable fly (Stomoxys calcitrans)
Biting insects (Culicoides sp.)
Treats Queensland Itch

Dogs:

Controls;
Fleas (Ctenocephalides felis, Ct canis)
Ticks (adult Rhipicephalus sp.).
Treats allergic dermatitis (summer eczema)