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    Clinical Trial Results:
    A PHASE III, MULTICENTRE, RANDOMISED, INVESTIGATOR-MASKED, CROSS- OVER, COMPARATIVE CLINICAL TRIAL EVALUATING THE EFFICACY AND SAFETY OF THE GENERIC BRINZOLAMIDE 10 MG/ML + TIMOLOL 5 MG/ML EYE DROPS SUSPENSION (AZAD PHARMA AG) WITH BRINZOLAMIDE 10 MG/ML + TIMOLOL 5 MG/ML EYE DROPS SUSPENSION AZARGA® (ALCON LTD) IN OPEN- ANGLE GLAUCOMA AND OCULAR HYPERTENSION PATIENTS

    Summary
    EudraCT number
    2016-000946-69
    Trial protocol
    HU   AT   PL  
    Global end of trial date
    22 Aug 2017

    Results information
    Results version number
    v1(current)
    This version publication date
    03 Jun 2022
    First version publication date
    03 Jun 2022
    Other versions
    Summary report(s)
    2016-000946-69_summary of results

    Trial information

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    Trial identification
    Sponsor protocol code
    AZ07
    Additional study identifiers
    ISRCTN number
    -
    US NCT number
    -
    WHO universal trial number (UTN)
    -
    Sponsors
    Sponsor organisation name
    AZAD Pharma AG
    Sponsor organisation address
    Durachweg 15 , Schaffhausen , Switzerland, CH-8200
    Public contact
    Van Van Khov, AZAD Pharma AG, +41 52 632, contact@azad.ch
    Scientific contact
    Van Van Khov, AZAD Pharma AG, +41 52 632, contact@azad.ch
    Paediatric regulatory details
    Is trial part of an agreed paediatric investigation plan (PIP)
    No
    Does article 45 of REGULATION (EC) No 1901/2006 apply to this trial?
    No
    Does article 46 of REGULATION (EC) No 1901/2006 apply to this trial?
    No
    Results analysis stage
    Analysis stage
    Final
    Date of interim/final analysis
    17 Jul 2017
    Is this the analysis of the primary completion data?
    No
    Global end of trial reached?
    Yes
    Global end of trial date
    22 Aug 2017
    Was the trial ended prematurely?
    No
    General information about the trial
    Main objective of the trial
    The primary objective was to show non-inferiority of the test product AZAD (BT) versus the reference product Azarga in accordance with the “Guideline on the Choice of the Noninferiority Margin”, section 3.2. “Two arm trials: test and reference” EMEA/CPMP/EWP/2158/99.
    Protection of trial subjects
    The study was in compliance with the ethical principles derived from the Declaration of Helsinki and the International Conference on Harmonization (ICH) Good Clinical Practice (GCP) guidelines. Exclusion criteria based on the experience of the approved, well known reference drug prevent harm to test subjects, which are not suited for the treatment. The test product is a generic version to the reference product.
    Background therapy
    -
    Evidence for comparator
    -
    Actual start date of recruitment
    11 Aug 2016
    Long term follow-up planned
    No
    Independent data monitoring committee (IDMC) involvement?
    No
    Population of trial subjects
    Number of subjects enrolled per country
    Country: Number of subjects enrolled
    Poland: 31
    Country: Number of subjects enrolled
    Hungary: 22
    Country: Number of subjects enrolled
    Austria: 13
    Worldwide total number of subjects
    66
    EEA total number of subjects
    66
    Number of subjects enrolled per age group
    In utero
    0
    Preterm newborn - gestational age < 37 wk
    0
    Newborns (0-27 days)
    0
    Infants and toddlers (28 days-23 months)
    0
    Children (2-11 years)
    0
    Adolescents (12-17 years)
    0
    Adults (18-64 years)
    42
    From 65 to 84 years
    24
    85 years and over
    0

    Subject disposition

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    Recruitment
    Recruitment details
    A total of 79 patients were screened, thirteen (13) of them were screening failures. Sixty-six (N=66) patients were randomised and received at least one dose of the test or reference product, therefore 66 patients are defined as safety population (SAF).

    Pre-assignment
    Screening details
    The most common reason for screening failure was that one or more eligibility criteria were not met (N=8). Four (4) patients withdrew informed consent prior to starting treatment.

    Pre-assignment period milestones
    Number of subjects started
    66
    Number of subjects completed
    64

    Pre-assignment subject non-completion reasons
    Reason: Number of subjects
    Physician decision: 2
    Period 1
    Period 1 title
    overall trial (overall period)
    Is this the baseline period?
    Yes
    Allocation method
    Randomised - controlled
    Blinding used
    Single blind
    Roles blinded
    Investigator [1]
    Blinding implementation details
    The study is investigator-masked, since the commercially available Azarga® was used. Azarga® was relabelled according to GMP annex 13. The bottles were different. The investigators who were assigned to evaluate the efficacy and safety outcomes were masked (blinded), i.e. they did not know the identity of the product given to the patient, in order to avoid bias.

    Arms
    Are arms mutually exclusive
    Yes

    Arm title
    Period I, AZAD (BT) then AZARGA
    Arm description
    AZAD (BT) then AZARGA
    Arm type
    crossover

    Investigational medicinal product name
    AZAD (BT) then AZARGA
    Investigational medicinal product code
    Other name
    Pharmaceutical forms
    Eye drops, suspension
    Routes of administration
    Ophthalmic use
    Dosage and administration details
    1 drop per eye

    Arm title
    Period I, AZARGA then AZAD (BT)
    Arm description
    AZARGA then AZAD (BT)
    Arm type
    crossover

    Investigational medicinal product name
    No investigational medicinal product assigned in this arm
    Notes
    [1] - The roles blinded appear inconsistent with a simple blinded trial.
    Justification: The study is investigator-masked.
    Number of subjects in period 1 [2]
    Period I, AZAD (BT) then AZARGA Period I, AZARGA then AZAD (BT)
    Started
    35
    29
    Completed
    30
    25
    Not completed
    5
    4
         Protocol deviation
    5
    4
    Notes
    [2] - The number of subjects reported to be in the baseline period are not the same as the worldwide number enrolled in the trial. It is expected that these numbers will be the same.
    Justification: From the Safety Analysis Set 2 patients were withdrawn to the ITT set due to deviations from the ITT definitions.

    Baseline characteristics

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    Baseline characteristics reporting groups
    Reporting group title
    Period I, AZAD (BT) then AZARGA
    Reporting group description
    AZAD (BT) then AZARGA

    Reporting group title
    Period I, AZARGA then AZAD (BT)
    Reporting group description
    AZARGA then AZAD (BT)

    Reporting group values
    Period I, AZAD (BT) then AZARGA Period I, AZARGA then AZAD (BT) Total
    Number of subjects
    35 29 64
    Age categorical
    Units: Subjects
        18-75
    35 29 64
    Age continuous
    Units: years
        arithmetic mean (standard deviation)
    60.0 ( 11.18 ) 61.8 ( 11.76 ) -
    Gender categorical
    Units: Subjects
        Female
    22 16 38
        Male
    13 13 26

    End points

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    End points reporting groups
    Reporting group title
    Period I, AZAD (BT) then AZARGA
    Reporting group description
    AZAD (BT) then AZARGA

    Reporting group title
    Period I, AZARGA then AZAD (BT)
    Reporting group description
    AZARGA then AZAD (BT)

    Primary: Primary Endpoint

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    End point title
    Primary Endpoint
    End point description
    End point type
    Primary
    End point timeframe
    42 days
    End point values
    Period I, AZAD (BT) then AZARGA Period I, AZARGA then AZAD (BT)
    Number of subjects analysed
    35
    29
    Units: Non Inferior
        Non Inferior
    35
    29
    Statistical analysis title
    Non-inferiority Margin mean IOP
    Comparison groups
    Period I, AZARGA then AZAD (BT) v Period I, AZAD (BT) then AZARGA
    Number of subjects included in analysis
    64
    Analysis specification
    Pre-specified
    Analysis type
    non-inferiority
    P-value
    < 0.167 [1]
    Method
    ANCOVA
    Parameter type
    Mean difference (final values)
    Confidence interval
    Notes
    [1] - The difference in IOP lowering effect between the two treatments was not significant (p-value 0.167 > 0.05) and the lower limit of the confidence interval was within the non-inferiority margin (-0.162 > -1.5 mm Hg).

    Adverse events

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    Adverse events information
    Timeframe for reporting adverse events
    whole study timeframe
    Assessment type
    Systematic
    Dictionary used for adverse event reporting
    Dictionary name
    MedDRA
    Dictionary version
    20.0
    Reporting groups
    Reporting group title
    AZAD Test product
    Reporting group description
    -

    Reporting group title
    AZARGA Reference
    Reporting group description
    -

    Serious adverse events
    AZAD Test product AZARGA Reference
    Total subjects affected by serious adverse events
         subjects affected / exposed
    0 / 65 (0.00%)
    0 / 64 (0.00%)
         number of deaths (all causes)
    0
    0
         number of deaths resulting from adverse events
    Frequency threshold for reporting non-serious adverse events: 5%
    Non-serious adverse events
    AZAD Test product AZARGA Reference
    Total subjects affected by non serious adverse events
         subjects affected / exposed
    39 / 65 (60.00%)
    36 / 64 (56.25%)
    Nervous system disorders
    Headache
         subjects affected / exposed
    10 / 65 (15.38%)
    7 / 64 (10.94%)
         occurrences all number
    10
    7
    Eye disorders
    blurred vision
         subjects affected / exposed
    39 / 65 (60.00%)
    36 / 64 (56.25%)
         occurrences all number
    39
    36
    Dysgeusia
         subjects affected / exposed
    19 / 65 (29.23%)
    14 / 64 (21.88%)
         occurrences all number
    19
    14
    eye itching
         subjects affected / exposed
    6 / 65 (9.23%)
    7 / 64 (10.94%)
         occurrences all number
    6
    7
    eyes stingeling
         subjects affected / exposed
    7 / 65 (10.77%)
    6 / 64 (9.38%)
         occurrences all number
    7
    6
    Eye pain
         subjects affected / exposed
    4 / 65 (6.15%)
    0 / 64 (0.00%)
         occurrences all number
    4
    0

    More information

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    Substantial protocol amendments (globally)

    Were there any global substantial amendments to the protocol? No

    Interruptions (globally)

    Were there any global interruptions to the trial? No

    Limitations and caveats

    Limitations of the trial such as small numbers of subjects analysed or technical problems leading to unreliable data.
    None reported
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    The status and protocol content of GB trials is no longer updated since 1 January 2021. For the UK, as of 31 January 2021, EU Law applies only to the territory of Northern Ireland (NI) to the extent foreseen in the Protocol on Ireland/NI. Legal notice
    As of 31 January 2023, all EU/EEA initial clinical trial applications must be submitted through CTIS . Updated EudraCT trials information and information on PIP/Art 46 trials conducted exclusively in third countries continues to be submitted through EudraCT and published on this website.

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