subtherapeutic

English

Etymology

sub- +‎ therapeutic

Adjective

subtherapeutic (not comparable)

1. (medicine) Administered at levels lower than would be used in actual treatment of a disease
   • 2009 February 1, Christine Muhlke, “Aging Gracefully”, in New York Times‎^[1]:

     […] they require that the pigs be humanely raised and free of subtherapeutic antibiotics. “