https://www.vetnurse.co.uk/f/clinical-discussions/31894/when-to-remove-deciduous-canines-in-kittens Hi there :-) After some advice r.e deciduous canines in kittens. Had a 5 and a half month old male kitten in for castration. Noticed retained upper canines with adult eruption plus some deciduous premolars. One vet usually leaves them in as theyen-USTelligent Community 10