Safety and Efficacy Phase 3 Study of Long-acting hGH (MOD-4023) in Growth Hormone Deficient Children
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ClinicalTrials.gov Identifier: NCT02968004 |
Recruitment Status :
Active, not recruiting
First Posted : November 18, 2016
Results First Posted : June 25, 2021
Last Update Posted : January 20, 2023
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Condition or disease | Intervention/treatment | Phase |
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Pediatric Growth Hormone Deficiency | Drug: MOD-4023 Drug: Somatropin | Phase 3 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 224 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | A Phase 3, Open-label, Randomized, Multicenter, 12 Months, Efficacy and Safety Study of Weekly MOD-4023 Compared to Daily Genotropin - Therapy in Pre-pubertal Children With Growth Hormone Deficiency |
Study Start Date : | December 2016 |
Actual Primary Completion Date : | August 2019 |
Estimated Study Completion Date : | December 2023 |

Arm | Intervention/treatment |
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Experimental: MOD-4023
Once weekly subcutaneous injection of long acting r-hGH (MOD-4023)
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Drug: MOD-4023
Once weekly subcutaneous injection using pre-filled pen device.
Other Name: Somatrogon |
Active Comparator: Genotropin
Once daily subcutaneous injection of Somatropin (r-hGH; Genotropin)
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Drug: Somatropin
Once daily subcutaneous injection of Genotropin using pre-filled pen device.
Other Name: Genotropin |
- Annual Height Velocity [ Time Frame: 52 weeks ]Annual Height Velocity in cm. Annual Height Velocity at 12 months is based on the difference between the heights at 12 months and baseline.
- Height Velocity at 6 Months [ Time Frame: After 6 months of treatment ]Height velocity in cm measured after 6 months of treatment. Annualized Height velocity after 6 months is calculated based on the difference between the heights at 6 months and baseline.
- Change in Height Standard Deviation Score (SDS) [ Time Frame: After 6 and 12 months ]Change in height Standard Deviation Score (SDS) after 6 and 12 months is calculated based on the difference between the heights at 6 and 12 months and baseline.
- Change in Bone Maturation (BM) [ Time Frame: 52 weeks ]Annual change in bone age measurements as per Gruelich-Pyle method
- Insulin-like Growth Factor-1 (IGF-1) Standard Deviation Score (SDS) [ Time Frame: Baseline and at 12 months ]Via central lab analysis
- Device [ Time Frame: 6 weeks ]Proportion of successful single injections out of total number of single injections using the MOD-4023 Pen in the USA
- Device [ Time Frame: 1 week ]Proportion of successful single injections out of total number of single injections using the MOD-4023 Pen in the USA at Week 1 based on the Observer Assessment Tool (OAT)

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Ages Eligible for Study: | 3 Years to 11 Years (Child) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Main Study Inclusion Criteria:
- Pre-pubertal children aged ≥3 years , and not yet 11 years for girls or not yet 12 years for boys with either isolated GHD, or GH insufficiency as part of multiple pituitary hormone deficiency.
- Confirmed diagnosis of GHD by two different GH provocation tests defined as a peak plasma GH level of ≤10 ng/mL.
- Bone age (BA) is not older than chronological age and should be less than 10 for girls and less than 11 for boys.
- Without prior exposure to any r-hGH therapy (naïve patients).
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Impaired height and height velocity defined as:
- Annualized height velocity (HV) below the 25th percentile for CA (HV < -0.7 SDS) and gender according to sponsor calculator
- The interval between 2 height measurements should be at least 6 months, but should not exceed 18 months prior to inclusion
- Baseline IGF-I level of at least 1 SD below the mean IGF-1 level standardized for age and sex (IGF-1 SDS ≤-1)
- Normal calculated GFR per updated bedside Schwartz formula for pediatric patients
- Children with multiple hormonal deficiencies must be on stable replacement therapies (no change in dose) for other hypothalamo-pituitary-organ axes for at least 3 months prior ICF signing
- Normal 46XX karyotype for girls.
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Willing and able to provide written informed consent of the parent or legal guardian and written assent from patient
LT-OLE Inclusion Criteria:
- Completion of the main study (12 months of treatment) with adequate compliance.
- Willing and able to provide written informed consent of the parent or legal guardian and written assent from patient
- Agree to refrain from sexual activity
Main Study Exclusion Criteria:
- Children with prior history of leukemia, lymphoma, sarcoma or any other forms of cancer.
- History of radiation therapy or chemotherapy
- Malnourished children defined as BMI < -2 SDS for age and sex
- Children with psychosocial dwarfism
- Children born small for gestational age (SGA - birth weight and/or birth length <-2 SDS for gestational age)
- Presence of anti-hGH antibodies at screening
- Any clinically significant abnormality likely to affect growth or the ability to evaluate growth, such as, but not limited to, chronic diseases like renal insufficiency, spinal cord irradiation, etc.
- T2 and T1 diabetic patients, who in the opinion of the investigator are not receiving standard of care treatment or are non-compliant with their prescribed treatment or who are in poor metabolic control.
- Chromosomal abnormalities including Turner's syndrome, Laron syndrome, Noonan syndrome, Prader-Willi syndrome, Russell-Silver syndrome, SHOX mutations/deletions and skeletal dysplasias.
- Concomitant administration of other treatments that may have an effect on growth such as anabolic steroids, or sex steroids, with the exception of ADHD drugs or hormone replacement therapies (thyroxin, hydrocortisone, desmopressin)
- Children requiring glucocorticoid therapy (e.g. for asthma) that are taking chronically a dose greater than 400 μg/d of inhaled budesonide or equivalent
- Major medical conditions and/or presence of contraindication to r-hGH treatment.
- More than one closed epiphyses
- Known or suspected HIV-positive patient, or patient with advanced diseases such as AIDS or tuberculosis.
- Drug, substance, or alcohol abuse.
- Known hypersensitivity to the components of study medication.
- Other causes of short stature such as celiac disease, uncontrolled primary hypothyroidism and rickets.
- Likely non-compliance in respect to study conduct
- Participation in any other trial of an investigational agent within 30 days prior to consent
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Study enrollment has been met or study is closed by sponsor prior to completion of screening process.
LT-OLE Exclusion Criteria:
- Concomitant administration of other treatments that may have an effect on growth such as anabolic steroids, or sex steroids, with the exception of ADHD drugs or HRT (thyroxin, hydrocortisone, desmopressin)
- Change in medical condition during the treatment period (such as, but not limited to, development of a serious inter-current critical illness, a severe adverse drug reaction, etc.)
- Positive pregnancy test
- Unresolved drug related (Genotropin or MOD-4023) SAE from the treatment period as per medical monitor judgement.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT02968004

Study Director: | Tony Cruz | Sponsor GmbH |
Documents provided by OPKO Health, Inc.:
Responsible Party: | OPKO Health, Inc. |
ClinicalTrials.gov Identifier: | NCT02968004 |
Other Study ID Numbers: |
CP-4-006 |
First Posted: | November 18, 2016 Key Record Dates |
Results First Posted: | June 25, 2021 |
Last Update Posted: | January 20, 2023 |
Last Verified: | January 2023 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Dwarfism, Pituitary Endocrine System Diseases Dwarfism Bone Diseases, Developmental Bone Diseases Musculoskeletal Diseases Bone Diseases, Endocrine |
Hypopituitarism Pituitary Diseases Hypothalamic Diseases Brain Diseases Central Nervous System Diseases Nervous System Diseases |