Recruiting
Phase 1

BXCL501

Sponsor:

BioXcel Therapeutics Inc

Code:

NCT05025605

Conditions

Schizophrenia

Schizo-Affective Disorder

Schizophreniform; Schizophrenic

Bipolar Disorder I

Bipolar Disorder II

Eligibility Criteria

Sex: All

Age: 10 - 17

Healthy Volunteers: Not accepted

Interventions

BXCL501 80 Micrograms

Placebo Film

BXCL501 120 Micrograms

BXCL501 60 Micrograms

Study Details

Brief summary:

This is a study of the efficacy and safety of BXCL501 in children and adolescents with acute agitation and either bipolar disorder or schizophrenia.

Conditions

Schizophrenia

Schizo-Affective Disorder

Schizophreniform; Schizophrenic

Bipolar Disorder I

Bipolar Disorder II

Study ID

NCT05025605

Start date

Aug 27, 2021

Status verified date

Aug, 2026

Completion date

Dec 31, 2027

Anticipated

Primary completion date

Jul 31, 2027

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 10 - 17

Healthy Volunteers: Not accepted

Inclusion Criteria:

1. Male and female subjects between the ages of 10-17 years, inclusive, with bipolar disorder (DSM-5 criteria) and 13-17 years, inclusive, in subjects with schizophrenia (DSM-5 criteria).
2. Patients who are judged to be clinically agitated at Screening and Baseline with a total score of ≥14 on the 5 items comprising the PANSS Excited Component (PEC).
3. Patients who have a score of ≥ 4 on at least 1 of the 5 items on the PEC at Baseline.
4. Participants who agree to use a medically acceptable and effective birth control method

Exclusion Criteria:

1. Patients with agitation caused by acute intoxication, including alcohol or drugs of abuse (with the exception of THC) during urine screening.
2. Use of benzodiazepines or other hypnotics or oral or short-acting intramuscular antipsychotic drugs in the 4 hours before study treatment.
3. Patients who are judged to be at significant risk of suicide.
4. Patients with serious or unstable medical illnesses.
5. Patients who have received an investigational drug within 30 days prior to the current agitation episode.
6. Patients who are considered by the investigator, for any reason, to be an unsuitable candidate for receiving the study drug.

Study Design

Enrollment

140 participants

Anticipated

Allocation

Randomized

Intervention Model

Parallel Assignment

Primary purpose

Treatment

Interventions and Outcome Measures

Arms

experimental: 80 Micrograms

Sublingual film containing 80 micrograms Dexmedetomidine

experimental: 120 Micrograms

Sublingual film containing 120 micrograms Dexmedetomidine

placebo comparator: Placebo

Sublingual Placebo film

experimental: 60 Micrograms

Sublingual film containing 60 micrograms Dexmedetomidine Europe Only

Interventions

BXCL501 80 Micrograms

Sublingual film containing 80 Micrograms BXCL501

Placebo Film

Matching Sublingual Placebo film

BXCL501 120 Micrograms

Sublingual film containing 120 Micrograms BXCL501

BXCL501 60 Micrograms

Sublingual film containing 60 Micrograms BXCL501 Europe Only

Primary outcome measure

  • Absolute change from baseline in the Positive and Negative Syndrome Scale - Excited Component (PEC) total score [ Time Frame: 120 minutes - Group one only ]

Central Contacts and Locations

Locations

BioXcel Clinical Research Site

Recruiting

Anaheim, California, United States, 92805

Contacts

Bioxcel Clinical Research Site

Recruiting

Hialeah, Florida, United States, 33016

Contacts

Bioxcel Clinical Research Site

Recruiting

Decatur, Georgia, United States, 30030

Contacts

BioXcel Clinical Research Site

Recruiting

DeSoto, Texas, United States, 75115

Contacts

More Information

Sponsor

BioXcel Therapeutics Inc

Last update posted

Aug 11, 2026

Last verified

Aug, 2026

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-08. This information was provided to ClinicalTrials.gov by BioXcel Therapeutics Inc on 2026-08-11.