Answer: Those sound like tapeworms and strongid - t doesn't get tape worms so trying Wrm Clear sounds like a good idea - I can't remember how old your kitten is so just make sure it is labeled for her age.
They will probably want to screen him for intestinal parasites as well (even indoor only cats can get worms like tapeworms) so bring them a same - day sample and they won't have to stick that big ole loop up his bum and they'll get a better sample.