<prompt> All ICUDs are changed every 4-5 year exceptCu-280Cu-320Multiload devicesProgestasert  <response>: Progestasert is an IUCD which is changed after 1 year IUCD with shortest life spanMost of the IUCDs have an average life span of - 3 yrs.Exceptions are -Nova T - 5 yrs.CuT380A - 10 yrs.Progestasert - 1 yrs. 