An inadequate dose (of a medication). / (figuratively) An inadequate amount of something.

(transitive, intransitive) To administer an inadequate dose (to someone or to oneself). / (transitive) To administer an inadequate dose of (a medication).

plural of underdose

simple past tense and past participle of underdose

Third-person singular simple present indicative form of underdose

present participle of underdose