Preferred Label : Phase Ia Trial;
NCIt synonyms : Phase 1a Trial;
NCIt related terms : Trial Phase 1A; 1A;
NCIt definition : A type of phase 1 trial with a single ascending dose (dose escalation) in a small
group of patients (in comparison to a Phase 1b).;
Alternative definition : CDISC: A type of phase 1 trial with a single ascending dose (dose escalation) in a
smaller group of patients (in comparison to a Phase 1B).;
NCI Metathesaurus CUI : CL1907623;
Origin ID : C199990;
UMLS CUI : C5856020;
Semantic type(s)
concept_is_in_subset