The Karsivan was my dog for the first time prescribed by the veterinarian after the dog, had suffered a stroke. Within two weeks, the dog recovered totally. Now we enter the karsivan daily for six months. Although the dog in May 14 years old, he gives the impression of a young Hundes.Er is alive, his eyesight has improved greatly and his hearing will depend on his insight on whether it makes sense to obey. He is a Tibetan Terrier and is very happy to have the selbstverantwortlich.Ich Karsivan already recommended many dog owners, they are from the middle of all done up enthusiastically. That means strengthening the vitality of the dog because he feels all around well again.