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Enrolling By InvitationNCT06605105

Phase III Long-term Extension Trial to Assess Safety and Efficacy of CYB003 in MDD (EXTEND)

Researchers are studying CYB003 to find out how it affects depression symptoms in people with depression.

Medication studyAges 18–85Multiple countries
The study in practice

Understand this study

What is this study about?

Researchers are studying CYB003 to find out how it affects depression symptoms in people with depression.

Who could participate?

This study is for people with depression. Listed age limits: 18 years to 85 years. Other eligibility criteria apply.

Listed locations
Phoenix and 48 more locationsSee all locations and recruitment
Study phase
Phase 3Usually a larger study designed to confirm effectiveness and safety in a broader group.

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What to know before participating

A point to clarify

This summary does not cover all risks or eligibility requirements. What risks or changes to my care would apply to me?

Study clarity

Things to check before joining

Study start dateStarted: July 18, 2025
Recruitment status
Enrolling By Invitation
Enrollment listed in the registry
468
Sponsor
Cybin IRL Limited
Sponsor type
Unknown or unclear
Study type
Drug
Intervention type
Drug
Study phase
Phase 3Usually a larger study designed to confirm effectiveness and safety in a broader group.
Locations
United States, Australia, United Kingdom, ...
Age range
From 18 Years to 85 Years
Official registry ID
NCT06605105
Official title
Show the full official title

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)

Recruitment & locations

By invitation

Phoenix, United States · Glendale, United States · La Jolla, United States

39 more locations
  • Los Angeles, United States
  • Oceanside, United States
  • San Francisco, United States
  • San Juan Capistrano, United States
  • Denver, United States
  • Evergreen, United States
  • Hollywood, United States
  • Jacksonville, United States
  • Lady Lake, United States
  • Lauderhill, United States
  • Maitland, United States
  • Orlando, United States
  • Atlanta, United States
  • Savannah, United States
  • Chicago, United States
  • Skokie, United States
  • Rockville, United States
  • Boston, United States
  • Springfield, United States
  • Watertown, United States
  • Eden Prairie, United States
  • Las Vegas, United States
  • Princeton, United States
  • Toms River, United States
  • New York, United States
  • The Bronx, United States
  • Canton, United States
  • Philadelphia, United States
  • Memphis, United States
  • DeSoto, United States
  • Houston, United States
  • Draper, United States
  • Maroochydore, Australia
  • Melbourne, Australia
  • Notting Hill, Australia
  • Athens, Greece
  • Thessaloniki, Greece
  • Bydgoszcz, Poland
  • Reading, United Kingdom

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FAQ

Questions about this study

What is this study about?

Researchers are studying CYB003 to find out how it affects depression symptoms in people with depression.

Who is behind this study?

The study sponsor is Cybin IRL Limited.

Does this study involve medication?

Yes. The study involves medication, including CYB003.

Who can participate?

This study is for people with depression. Listed age limits: 18 years to 85 years. Other eligibility criteria apply.

Is this study still recruiting?

The registry lists this study as enrolling by invitation.

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