CI

At a glance

ClinicalIndex Comparison Record
Phase 1Completed· 32 enrolled / 32 target
Drug / intervention
ITI-333 +1 moredrug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT05732194
NCT05732194Phase 1CompletedOn Track (0.8/mo)Completion was 34mo ago

A Randomized, Double-Blind, Placebo-Controlled, Multiple Ascending Dose Study to Evaluate the Safety, Tolerability and Pharmacokinetics of ITI-333 in Healthy Subjects

Intra-Cellular Therapies, Inc.·interventional·Posted Feb 16, 2023·Updated Jun 9, 2026

In Brief

A Phase 1 clinical trial evaluating ITI-333 and Placebo for Healthy Volunteers. Completed, enrolled 32 participants across 1 site.

Detailed Summary

The study will be conducted as a single-center, randomized, double-blind, placebo-controlled, ascending dose study in up to 4 sequential cohorts of healthy subjects. Each cohort will enroll 8 subjects: 6 subjects will receive ITI-333 and 2 subjects will receive placebo once daily for 14 days.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesUnited States

Timeline

Phase 1CompletedFinished
2023202420252026
First PostedFeb 16, 2023
Enrollment StartJan 18, 2023
Primary CompletionSep 1, 2023
TodayJul 2, 2026
Enrollment to primary: 7 monthsPosted 3.4 years ago

Arms & Interventions

Cohort 1: 0.75 mg ITI-333 or placebo once daily for 14 daysexperimental

Drug: ITI-333Other: Placebo
Cohort 2: 1.5 mg ITI-333 or placebo once daily for 14 daysexperimental

Drug: ITI-333Other: Placebo
Cohort 3: 3 mg ITI-333 or placebo once daily for 14 daysexperimental

Drug: ITI-333Other: Placebo
Cohort 4: 6 mg ITI-333 or placebo once daily for 14 daysexperimental

Drug: ITI-333Other: Placebo

Interventions

ITI-333drug

ITI-333 oral solution

Placeboother

Matching placebo