AminAvast Animal nutritional supplement to support kidney health 60 tablets, new and unopened x 3 Regular price for one: 5,700 yen (Purchased at an animal hospital) Expiration dates: April 2027 x 2 September 2027 x 1 I also used other supplements, but this worked very well for my cat with kidney disease, and it lived for over a year longer than the initial prognosis.