Advocate is pretty good mate, sorts ticks, mites, mange, fleas & worms your dog as well bit expensive tho, just like a spot on put it between shooulder blades
i give a dog some of it last year it sorted it out but the dog screamed when given the shot for a few minutes like it was having a fit . anyway i got told to use some stuff from the chemist for crabs and scabies ?
the lotion i use to get from chemist was benzyl benzoate but they stopped selling it but my pal found a place on internet for pets and found that you could still buy it through them as it was used for horses, i us