A Phase III Long-Term Extension Trial With Optional Additional Doses of CYB003 to Assess the Safety and Long-term Efficacy in Participants With Major Depressive Disorder (EXTEND)

Status: Recruiting
Location: See all (2) locations...
Intervention Type: Drug
Study Type: Interventional
Study Phase: Phase 3
SUMMARY

This is a long- term extension of the double-blind trials APPROACH (CYB003-002) and EMBRACE (CYB003-003). Its aim is to examine the safety and long-term efficacy of CYB003 in participants with MDD.

Eligibility
Participation Requirements
Sex: All
Minimum Age: 18
Maximum Age: 85
Healthy Volunteers: f
View:

• Has successfully completed either CYB003-002 APPROACH or CYB003-003 EMBRACE and received both dose administrations of trial medication

• Has continued the same antidepressant medication at the stable dose/day throughout CYB003-002 APPROACH or CYB003-003 EMBRACE

• Has provided written informed consent, which includes compliance with the requirements and restrictions listed in the informed consent form

• Participants capable of producing sperm must use a condom plus spermicide (where publicly available) during the trial and for 12 weeks after their final dose of IP, if their partner is a person of childbearing potential. In addition, their partner of childbearing potential must continue to use a highly effective method of contraception (i.e., failure rate less than 1% when used consistently and correctly) throughout the trial until 12 weeks after the participant's final dose of IP

• Participants of childbearing potential (POCBP) who have a partner capable of producing sperm must agree to continue to use a highly effective method of contraception (i.e., failure rate of less than 1% when used consistently and correctly) in combination with the use of a condom plus spermicide (where publicly available) during the trial and for 12 weeks after their final dose of IP

• Female participants must have a negative pregnancy test at Baseline (the end of trial \[EOT\] Visit in the APPROACH or EMBRACE trial), and prior to dose administration on the dosing day

Locations
United States
Florida
Research Centers of America
RECRUITING
Hollywood
Georgia
Cenexel iResearcvh Atlanta, LLC
RECRUITING
Atlanta
Contact Information
Primary
Clinical W Development
clinicaltrialsinfo@cybin.com
1-866-292-4601
Backup
Felix Mazer
Time Frame
Start Date: 2025-07-18
Estimated Completion Date: 2028-03-15
Participants
Target number of participants: 468
Treatments
Experimental: CYB003
Initial non-responders in CYB003-002 APPROACH and CYB003-003 EMBRACE, or initial responders who later relapse will be eligible to receive 16 mg of CYB003 in 2 of 2 medicine sessions, approximately three weeks apart. If a participant relapses again, the participant may receive an additional single 16mg of CYB003 (maximum of 3 16mg doses in CYB003-004 EXTEND). Participants will continue on their current antidepressants and receive psychological support throughout the study.
Related Therapeutic Areas
Sponsors
Leads: Cybin IRL Limited
Collaborators: Worldwide Clinical Trials

This content was sourced from clinicaltrials.gov