Debonlinnet

No mate, any that are used for the prevention of heartworm, or contain ingredients to that effect, are prescription only. You used to be able to get them off eBay, but that's been stopped now.

My Dad's young dog managed to snap his neck clean through the 2nd vertabrae - and survive. He had to wear a neck brace for months and be confined to a crate for the initial few weeks of the healing process - his behaviour immediately after the injury was very much as you describe. We're from your neck of the woods and it was actually featured in the local free newspaper for the rarity of the survival of a dog suffering such an inury- publicity for the vets really for being able to save the dog more than anything.