underdose

verb
un·​der·​dose | \ -ˈdōs How to pronounce underdose (audio) \
underdosed; underdosing

Medical Definition of underdose

 (Entry 1 of 2)

intransitive verb

: to take or administer an insufficient dose noncompliant patients may tend to underdose

transitive verb

: to administer an insufficient dose of or to antidepressants were underdosed in the study group of elderly patients a tendency to underdose some patients

underdose

noun
un·​der·​dose | \ -ˌdōs How to pronounce underdose (audio) \

Medical Definition of underdose (Entry 2 of 2)

: an insufficient dose received an underdose of radiation for chest cancer