A "maintenance dose" refers to the amount of medication or treatment required to keep a stable condition or manage a chronic illness. It is the regular, ongoing dosage needed to maintain the desired effect without causing harm. Full definition
Note that a daily maintenance dose of high vitamin cod liver oil (1 tsp per day) was sufficient to keep the problem of heavy periods at bay. (thehealthyhomeeconomist.com)
It is unclear whether the children will have to continue their daily maintenance doses indefinitely to maintain their tolerance levels, or for how long the effect will last. (ecochildsplay.com)