- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT05456425
A Clinical Trial on Safety and Efficacy of CBT-001 in Patients With Pterygium
March 29, 2024 updated by: Cloudbreak Therapeutics, LLC
Multicenter, Double-Masked, Randomized, Vehicle-Controlled 12-Month Parallel Comparison of the Safety and Efficacy of 0.1% and 0.2% CBT-001 Versus Vehicle, Dosed Twice-Daily, in Patients With Pterygium
The objective is to evaluate the safety and efficacy of low dose and high dose CBT-001 eye drop dosed twice daily for 24 months compared to vehicle in reducing conjunctival hyperemia and preventing pterygium progression in eyes with pterygia.
Study Overview
Detailed Description
Clinical Hypotheses:
CBT-001 dosed twice daily is more effective than vehicle in:
- Reducing conjunctival hyperemia by demonstrating a statistically significant difference and clinically relevant improvement in the mean severity grade change from baseline.
- Preventing pterygium progression, by demonstrating a statistically significant and clinically relevant improvement on drug vs vehicle mean difference in the change in pterygium length from baseline.
- CBT-001 dosed twice daily maintains the above efficacies and has an acceptable ocular and systemic safety and tolerability profile when administered topically.
Study Type
Interventional
Enrollment (Estimated)
600
Phase
- Phase 3
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Contact
- Name: Abu Abraham, MD
- Phone Number: 949-234-7147
- Email: CBT-CS301Study@cloudbreakpharma.com
Study Contact Backup
- Name: Kimberly Root, BA
- Phone Number: 949-234-7147
- Email: CBT-CS301Study@cloudbreakpharma.com
Study Locations
-
-
Melbourne
-
East Melbourne, Melbourne, Australia, 3002
- Recruiting
- The Centre for Eye Research Australia
-
Contact:
- Mark Daniell, MD
- Phone Number: 03 9929 8076
- Email: daniellm@unimelb.edu.au
-
-
New South Wales
-
Albury, New South Wales, Australia, 2640
- Recruiting
- Eyeclinic Albury Wodonga
-
Contact:
- Paul Giles, MD
- Phone Number: (02) 6021 3755
- Email: paulgiles5@bigpond.com
-
-
Victoria
-
St Albans, Victoria, Australia, 3021
- Recruiting
- Sunshine Eye Surgeons
-
Contact:
- Thanh Nguyen, MD
- Phone Number: 0404 309 489
- Email: bittet@yahoo.com
-
-
-
-
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Beijing, China, 100730
- Recruiting
- Beijing Tongren Hospital; CMU
-
Contact:
- Ying Jie, MD
- Phone Number: 8615030833957
- Email: jie_yingcn@aliyun.com
-
Chengdu, China, 610041
- Recruiting
- West China Hospital of Sichuan University
-
Contact:
- Yingping Deng
- Phone Number: 18782979045
- Email: dyp558@163.com
-
Haikou, China, 570311
- Recruiting
- Hainan Provincial Eye Hospital
-
Contact:
- Xingwu Zhong, MD
- Phone Number: 8619840770725
- Email: xingzh88@hotmail.com
-
Hengyang, China, 421001
- Recruiting
- 1st Affiliated Hospital of University of South China
-
Contact:
- Gang Tan, MD
- Phone Number: 8618507340326
- Email: tangang99@hotmail.com
-
Kunming, China, 650021
- Recruiting
- The Second People's Hospital of Yunnan Province
-
Contact:
- Min Wu, MD
- Phone Number: 8613061755467
- Email: ynwumin@126.com
-
Nanchang, China, 330006
- Recruiting
- The First Affiliated Hospital of NC University
-
Contact:
- Yi Shao, MD
- Phone Number: 8613687942236
- Email: freebee99@163.com
-
Qingdao, China, 250021
- Recruiting
- Eye Hospital of Shandong First Medical University
-
Contact:
- Hua Gao, MD
- Phone Number: 18266506655
- Email: gaohua100@126.com
-
Wenzhou, China, 325027
- Recruiting
- Eye Hospital of Wenzhou Medical University
-
Contact:
- Jia Qu, MD
- Phone Number: 18771072608
- Email: jqu@wz.zj.cn
-
Wuhan, China, 430022
- Recruiting
- Union Hospital Tongji Medical College
-
Contact:
- Mingchang Zhang, MD
- Phone Number: 8618627055423
- Email: 13871226220@163.com
-
Xiamen, China, 361004
- Recruiting
- Xiamen Eye Center of Xiamen University
-
Contact:
- Huping Wu, MD
- Phone Number: 8613870686929
- Email: uhuping123@163.com
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-
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-
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Chandigarh, India, 160012
- Recruiting
- Advanced Eye Centre PGIMER
-
Contact:
- Amit Gupta, MD
- Phone Number: 9373775720
- Email: monesh.onkarpatil@avacare.com
-
-
Gujarat
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Ahmedabad, Gujarat, India, 380006
- Recruiting
- Netralaya Super Specialty Eye Hospital
-
Contact:
- Parth Rana, MD
- Phone Number: 94092 95183
- Email: dharmi4483@gmail.com
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Ahmedabad, Gujarat, India, 380016
- Recruiting
- M and J Western
-
Contact:
- Sonali Shah, MD
- Phone Number: 7600408743
- Email: hiral.kansara@avacare.com
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-
Karnataka
-
Bangalore, Karnataka, India, 560010
- Recruiting
- Narayana Nethralaya
-
Contact:
- Rohit Shetty, MD
- Phone Number: 9036837557
- Email: meghanamvcrc@gmail.com
-
-
Maharashtra
-
Nashik, Maharashtra, India, 422005
- Recruiting
- Chopda Medicare
-
Contact:
- Rohit Laul, MD
- Phone Number: 8888985655
- Email: shubham.vsgls@gmail.com
-
-
Odisha
-
Bhubaneswar, Odisha, India, 751024
- Recruiting
- L V Prasad Eye Institute
-
Contact:
- Sujata Das, MD
- Phone Number: 7978035338
- Email: satyaprakash.sahoo@avacare.com
-
-
Rajasthan
-
Bīkaner, Rajasthan, India, 334001
- Recruiting
- SP Medical College and AG of Hospitals
-
Contact:
- Anju Kochar, MD
- Phone Number: 8209175286
- Email: sitaram.saran@premier-research.com
-
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Uttar Pradesh
-
Noida, Uttar Pradesh, India, 201301
- Recruiting
- Icare Eye Hospital
-
Contact:
- Uma Sridhar, MD
- Phone Number: 093303 62089
- Email: kumari.dhanjee@avacare.com
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-
-
-
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Auckland, New Zealand, 1050
- Recruiting
- Auckland Eye
-
Contact:
- Dean Corbett, MD
- Phone Number: 64095292480
- Email: corbettvision@gmail.com
-
Auckland, New Zealand, 1050
- Recruiting
- Eye Institute
-
Contact:
- Adam Watson, MD
- Phone Number: 0800 99 2020
- Email: Hannah.k@eyeinstitute.co.nz
-
Christchurch, New Zealand, 8013
- Recruiting
- Southern Eye Specialists
-
Contact:
- John Rawstron, MD
- Phone Number: 64033556397
- Email: john.rawstron@southerneye.co.nz
-
-
-
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Arizona
-
Phoenix, Arizona, United States, 85032
- Recruiting
- Cornea and Cataract Consultants of Arizona
-
Contact:
- Jung Dao, MD
-
Sun City, Arizona, United States, 83531
- Recruiting
- Walman Eye Center
-
Contact:
- Gerald Walman, MD
-
-
California
-
Bakersfield, California, United States, 93308
- Recruiting
- Bakersfield Eye Institute
-
Contact:
- David Hair, MD
-
Bakersfield, California, United States, 93311
- Recruiting
- West Coast Eye Institute
-
Contact:
- Sandeep Walia, MD
-
Glendale, California, United States, 91204
- Recruiting
- Global Research Mangement
-
Contact:
- Sherif El-Harazi, MD
-
Hemet, California, United States, 92545
- Recruiting
- Inland Eye Specialists
-
Contact:
- Robert Sorenson, MD
-
Northridge, California, United States, 91325
- Recruiting
- Shultz Chang Vision
-
Contact:
- Mitchell Shultz, MD
-
Santa Barbara, California, United States, 93105
- Recruiting
- Santa Barbara Eye Care
-
Contact:
- Douglas Katsev, MD
-
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Florida
-
Delray Beach, Florida, United States, 33484
- Recruiting
- Bruce A. Segal, MD
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Contact:
- Bruce A Segal, MD
-
Tampa, Florida, United States, 33603
- Recruiting
- International Research Center
-
Contact:
- Bernard Perez, MD
-
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Kentucky
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Louisville, Kentucky, United States, 40206
- Recruiting
- The Eye Care Institute
-
Contact:
- John Meyer, MD
-
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Missouri
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Springfield, Missouri, United States, 65804
- Recruiting
- Mercy Clinic Eye Specialists
-
Contact:
- Shachar Tauber, MD
-
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Nevada
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Henderson, Nevada, United States, 89052
- Recruiting
- Center For Sight
-
Contact:
- Eva Liang, MD
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Las Vegas, Nevada, United States, 89119
- Recruiting
- Wellish Vision Institute
-
Contact:
- Kent Wellish, MD
-
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South Dakota
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Sioux Falls, South Dakota, United States, 57108
- Recruiting
- Vance Thompson Vision
-
Contact:
- Daniel Terveen, MD
-
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Texas
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Houston, Texas, United States, 77030
- Recruiting
- Baylor College of Medicine
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Contact:
- Masih Ahmed, MD
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McAllen, Texas, United States, 78572
- Recruiting
- DCT-Shah Research, LLC dba Discovery Clinical Trials
-
Contact:
- Pankajkumar G. Shah
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San Antonio, Texas, United States, 78229
- Recruiting
- R and R Eye Research, LLC
-
Contact:
- Gregory Brunin, MD
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Virginia
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Falls Church, Virginia, United States, 22046
- Recruiting
- Emerson Clinical Research Institute, LLC
-
Contact:
- Gustavo Corrales, MD
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Norfolk, Virginia, United States, 23502
- Recruiting
- Wagner Macula & Retina Center
-
Contact:
- Kapil Kapoor, MD
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Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
12 years and older (Child, Adult, Older Adult)
Accepts Healthy Volunteers
No
Description
Inclusion Criteria:
Pterygium with conjunctival hyperemia
Exclusion Criteria:
Pterygium removal within the last 6 months
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Quadruple
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
---|---|
Placebo Comparator: Vehicle
Emulsion eye drop without drug
|
Formulation without drug
|
Experimental: CBT-001 Low Dose
CBT-001 eye drop
|
CBT-001 eye drop
|
Experimental: CBT-001 High Dose
CBT-001 eye drop
|
CBT-001 eye drop
|
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
conjunctival hyperemia
Time Frame: 3 month
|
Mean difference of conjunctival hyperemia grade change from baseline.
|
3 month
|
pterygium length
Time Frame: 12 month
|
Mean difference of pterygium lesion length change from baseline.
|
12 month
|
Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Investigators
- Principal Investigator: Bruce A Segal, ND, Bruce A. Segal, MD
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start (Actual)
June 30, 2022
Primary Completion (Estimated)
December 31, 2025
Study Completion (Estimated)
December 31, 2026
Study Registration Dates
First Submitted
July 9, 2022
First Submitted That Met QC Criteria
July 9, 2022
First Posted (Actual)
July 13, 2022
Study Record Updates
Last Update Posted (Actual)
April 2, 2024
Last Update Submitted That Met QC Criteria
March 29, 2024
Last Verified
March 1, 2024
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
- CBT-CS301
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
NO
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Yes
Studies a U.S. FDA-regulated device product
No
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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-
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-
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-
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