i use the milbemax, get it from the vet's.. It is about £4.50 a tablet, but it does the trick, it works for my dog's, my dogs work for me, so there worth it.
That's what my vets use RM. Before i found out about wormers online all mine were done with milbemax. Vets charged £5.25 for 1 tablet! Most of mine had to have 1 1/2. So quite expensive with 15 dogs every 3 months without fail! Even though they need more drontal tabs than milbemax it still works out cheaper.
i have just got some milbemax from the vets and wormed the two pups with one tablet each.the vets said the