subcurative
adjective
sub·cu·ra·tive ˌsəb-ˈkyu̇r-ə-tiv 
-ˈkyər-
: not sufficient to cure a disease
subcurative doses of anthelmintic drugs
a subcurative treatment
Word History
First Known Use
1917, in the meaning defined above
Medical Definition
subcurative
adjective
sub·cu·ra·tive ˌsəb-ˈkyu̇r-ət-iv
: relating to or being a dose that is too small to produce a cure
subcurative amounts of one drug may become curative when given with another