Clinical trial • Phase IV • Ophthalmology

Semaglutide for Glaucoma

Phase IV trial of Semaglutide for Glaucoma.

Overview

Trial Therapeutic Area
Ophthalmology
Trial Disease
Glaucoma
Trial Stage
Phase IV
Drug Modality
Peptide/protein/enzyme

Key dates

Initial CTIS Submission Date
31-10-2024
First CTIS Authorization Date
15-11-2024

Trial design

Placebo (identical clinic variant tablets) compared with oral semaglutide (Rybelsus) tablets (3 mg, 7 mg, 14 mg). Dosing schedule/frequency not explicitly stated in provided data.-controlled Phase IV trial across 1 site in Denmark.

Comparator
Placebo (identical clinic variant tablets) compared with oral semaglutide (Rybelsus) tablets (3 mg, 7 mg, 14 mg). Dosing schedule/frequency not explicitly stated in provided data.
Target Sample Size
126
Trial Duration For Participant
183

Eligibility

Recruits 126 No vulnerable populations selected (isVulnerablePopulationSelected: false). Trial enrols adults (inclusion: 45 years or older). Informed consent and participant information documents for adults are available (documents: L1_ICF adults_2022-004142-35; L2_Participant information_2022-004142-35). No assent procedures described..

Pregnancy Exclusion
Pregnant or breast-feeding
Vulnerable Population
No vulnerable populations selected (isVulnerablePopulationSelected: false). Trial enrols adults (inclusion: 45 years or older). Informed consent and participant information documents for adults are available (documents: L1_ICF adults_2022-004142-35; L2_Participant information_2022-004142-35). No assent procedures described.

Inclusion criteria

  • {"criterion_text":"- Ability to read and speak Danish\n- 45 years or older at the time of inclusion\n- Visual acuity equal to or above 0.5 in the study eye\n- Diagnosis of primary open-angle glaucoma with mean deviation (MD) ≤ 16 dB with repeatable and reliable (false positive less than 15 %) visual field loss measured by standard automated perimetry on at least one eye\n- Receiving intraocular pressure (IOP) lowering glaucoma treatment\n- Nerve fiber layer defects identified by optical coherence tomography (OCT)"}

Exclusion criteria

  • {"criterion_text":"- Diabetes or renal impairment\n- Previous history of pancreatitis\n- BMI < 18.5\n- Subjects receiving treatment with: Dipeptidyl peptidase–4 inhibitors, Other GLP-1RAs, Insulin, Insulin analogues, Sulfonylurea, Systemic corticosteroids, or Immunosuppressants\n- Medical history of significant eye disease (including ocular trauma) other than glaucoma\n- Ocular inflammation/infection within three months from inclusion\n- Intraocular surgery 3 months before inclusion\n- Smoker at the time of inclusion\n- Pregnant or breast-feeding\n- Females of childbearing potential who are not using adequate contraceptive\n- Subjects allergic to drug ingredients administered during the trial\n- Subjects with untreated severe systemic disease or malignancies"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Change in the inner retinal function assessed by mean change in the photopic negative response of the electroretinogram between baseline and month 6.","definition_or_measurement_approach":"Assessed by mean change in the photopic negative response of the electroretinogram between baseline and month 6."}

Secondary endpoints

  • {"endpoint_text":"- Change in the inner retinal function assessed by mean change in the photopic negative response of the electroretinogram between baseline and month 3.","definition_or_measurement_approach":"Assessed by mean change in the photopic negative response of the electroretinogram between baseline and month 3."}
  • {"endpoint_text":"- Functional glaucoma progression assessed using the Pelli-Robson chart contrast sensitivity test.","definition_or_measurement_approach":"Assessed using the Pelli-Robson chart contrast sensitivity test."}
  • {"endpoint_text":"- Health-related quality of life (HRQoL) assessed using two standardized validated questionnaires administered in Danish; the European Quality of life – 5 Dimensions – 3 Levels (EQ-5D-3L) questionnaire and the 25-item National Eye Institute Visual Function Questionnaire (NEI VFQ-25).","definition_or_measurement_approach":"Assessed using EQ-5D-3L and NEI VFQ-25 questionnaires administered in Danish."}
  • {"endpoint_text":"- Safety and tolerance of oral semaglutide treatment in patients with glaucoma assessed by incidence of treatment emergent adverse events (TEAEs) and changes in safety-related blood analysis.","definition_or_measurement_approach":"Assessed by incidence of TEAEs and changes in safety-related blood analysis."}

Recruitment

Planned Sample Size
126
Recruitment Window Months
46
Consent Approach
Informed consent is obtained from adult participants. Subject information and informed consent form for adults are listed (L1_ICF adults_2022-004142-35; L2_Participant information_2022-004142-35). Participants must be able to read and speak Danish, indicating materials are in Danish. No assent procedures described.

Geography

Total Number Of Sites
1
Total Number Of Participants
126

Denmark

Earliest CTIS Part Ii Submission Date
08-11-2024
Latest Decision Or Authorization Date
15-11-2024
Processing Time Days
7
Number Of Sites
1
Number Of Participants
126

Sites

Site Name
Rigshospitalet
Department Name
Department of Ophthalmology
Principal Investigator Name
Miriam Kolko
Principal Investigator Email
miriamk@sund.ku.dk
Contact Person Name
Miriam Kolko
Contact Person Email
miriamk@sund.ku.dk
Number Of Participants
126

Sponsor

Primary sponsor

Full Name
Rigshospitalet
Organisation Type
Hospital/Clinic/Other health care facility
Country Of Registered Address
Denmark

Third parties

  • {"country":"Denmark","full_name":"GCP-enheden ved Københavns Universitetshospital","duties_or_roles":"sponsorDuties code: 1","organisation_type":"Health care"}

Investigational products

Investigational Product Name
Rybelsus 3 mg tablets
Active Substance
Semaglutide
Modality
Peptide/protein/enzyme
Routes Of Administration
ORAL
Route
ORAL
Authorisation Status
EU marketing authorisation (marketingAuthNumber: EU/1/20/1430/004)
Dose Levels
3 mg
Maximum Dose
3 mg (maxDailyDoseAmount)
Investigational Product Name
Rybelsus 7 mg tablets
Active Substance
Semaglutide
Modality
Peptide/protein/enzyme
Routes Of Administration
ORAL
Route
ORAL
Authorisation Status
EU marketing authorisation (marketingAuthNumber: EU/1/20/1430/012)
Dose Levels
7 mg
Maximum Dose
7 mg (maxDailyDoseAmount)
Investigational Product Name
Rybelsus 14 mg tablets
Active Substance
Semaglutide
Modality
Peptide/protein/enzyme
Routes Of Administration
ORAL
Route
ORAL
Authorisation Status
EU marketing authorisation (marketingAuthNumber: EU/1/20/1430/009)
Dose Levels
14 mg
Maximum Dose
14 mg (maxDailyDoseAmount)
Investigational Product Name
Placebo (clinic variant identical tablets)
Modality
Other
Authorisation Status
Not applicable / clinical trial supply (no marketing authorisation)
Dose Levels
Placebo

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