E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Short Bowel Syndrome-associated Intestinal Failure (SBS-IF) |
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E.1.1.1 | Medical condition in easily understood language |
Short bowel length. With intestinal failure, the length and function of the small intestine falls below the minimum necessary for the absorption of nutrients and water to maintain good health. |
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E.1.1.2 | Therapeutic area | Diseases [C] - Digestive System Diseases [C06] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.1 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10049416 |
E.1.2 | Term | Short-bowel syndrome |
E.1.2 | System Organ Class | 10017947 - Gastrointestinal disorders |
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E.1.3 | Condition being studied is a rare disease | Yes |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
Primary Objectives: 1) To assess safety and tolerability of HM15912 after multiple subcutaneous (SC) doses for 24 weeks 2) To assess the pharmacokinetic (PK) profile of HM15912
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E.2.2 | Secondary objectives of the trial |
To assess the pharmacodynamic (PD) profile of HM15912 |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1.Men or women, aged 18 years of age or older with SBS resulting in intestinal failure at the time of signing the informed consent form (ICF) (or country's legal age of majority if the legal age is < 18 years). 2. Capable of giving signed informed consent which includes compliance with the requirements and restrictions listed in the ICF and in this protocol 3. Diagnosis of SBS with the latest intestinal resection being at least 6 months prior to Screening and considered stable regarding the PN/IV need. No restorative surgery planned in the study period 4. Stable PN/IV, defined as less than 25% change in volume and energy within 4 weeks prior to screening. 5. Willing to adhere to an individual 24-hour predefined drinking menu during 48-hours data collection periods 6. (Only for the subjects who have a remnant part of colon) Have no colon polyps or had colon polyps removed by colonoscopy (or sigmoidoscopy) within 6 months prior to Screening 7. Patients with jejunostomy or ileostomy and able to separate stool and urine during the 48-hour data collection period 8. Have body weight ≥30 kg and body mass index (BMI) >18 kg/m² 9. Have stable body weight during the last 6 months prior to Screening (±5% variations allowed) 10. If the subject is not naïve to treatment with GLP-2 analog, the subject may be enrolled if all the following criteria are met: a. The duration of discontinuation of GLP-2 analog treatment should be at least 3 months prior to Screening b. Willing to provide medical history and/or record to recognize any medically significant events during previous GLP-2 analog treatment 11. Sexually active female subjects of childbearing potential must use medically acceptable methods of birth control during the study and up to 60 days after the last dose of study drug (see Section 8.3.5 for a list of acceptable birth control methods). 12. Sexually active male subjects must use medically acceptable methods of birth control during the study and up to 60 days after the last dose of study drug (see Section 8.3.5 for a list of acceptable birth control methods).
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E.4 | Principal exclusion criteria |
1. Any history of colon cancer. 2. History of any other cancers (except margin-free resected cutaneous basal or squamous cell carcinoma or adequately treated in situ cervical cancer) unless disease-free for at least 5 years 3. History of alcohol or drug abuse (within 1 year of Screening) 4. Current participation in another study of an investigational agent or investigational device (catheter lock trials are allowed) within 4 weeks prior to the signing the ICF 5. Have a body weight >100 kg 6. Have clinically significant abnormal ECG findings (e.g., QTcF > 450 msec for males, QTcF> 470 msec for females, left bundle branch block) that, in the opinion of the Investigator, may interfere with any aspect of study conduct or interpretation of results 7. Have repeated (2 or more consecutive measurements separated by at least 15 minutes) systolic blood pressure (BP) measurements >140 mm Hg. 8. Have a hospital admission within 1 month prior to Screening visit 9. Females who are pregnant, breastfeeding, or expect to become pregnant within the projected duration of the study, starting with the Screening visit through 60 days after the final dose of study drug 10. Males who plan to father children within the projected duration of the study, starting with the Screening visit through 60 days after the final dose of study drug 11. Have any of the following conditions: a. Radiation enteritis, b. Scleroderma, c. Celiac disease (based on the review of medical history; subjects with normalized antibodies and histology can be considered for enrollment), d. Refractory/tropical sprue, e. Pseudo-obstruction, f. Cystic fibrosis, g. Pre-malignant/malignant change in colonoscopy biopsy or polypectomy, h. Surgery scheduled during the study period, i. Positive Human immunodeficiency virus (HIV) test, j. Active (chronic or acute) hepatitis B or C test, k. Positive syphilis test, l. Significant, active, uncontrolled, untreated systemic diseases 12. Cannot maintain clinical remission of inflammatory bowel disease (IBD) prior to 3 months of Screening demonstrated by clinical assessment Note: Ulcerative Colitis (UC) Mayo Score < 2, Crohn's Disease (CD): Crohn's Disease Active Index (CDAI) <150 13. Have more than 4 hospitalizations related to PN/IV volume adjustments within 12 months of Screenings 14. Have cardiac disease defined as decompensated heart failure (New York Heart Association Class III- IV), unstable angina pectoris, and/or myocardial infarction within the last 6 months prior to Screening 15. Have estimated glomerular filtration rate (eGFR) < 15 mL/min/1.73 m² by Chronic Kidney Disease-Epidemiology Collaboration (CKD-EPI) 2021 or require hemodialysis. 16. Clinically significant laboratory abnormalities at the time of Screening, defined as having: a. Platelet count < 100 × 10³/µL b. White blood cell count < 3.5 × 10³/µL c. Neutrophil count < 1.5 × 10³/µL d. Hemoglobin level < 8 g/dL 17. Persistent hepatic impairment defined by two of the following laboratory tests meeting the criteria below. Repeat tests done within 2 weeks apart must confirm the results. a. Total bilirubin ≥ 2 × the upper limit of normal (ULN), or b. Aspartate aminotransferase (AST) ≥ 5 × ULN, or c. Alanine aminotransferase (ALT) ≥ 5× ULN 18. Have any use of GLP-1, dipeptidyl peptidase 4 (DPP-4) inhibitor, growth hormone, glutamine, or analogs thereof within 3 months prior to Screening. 19. Subject deemed by the Investigator to be inappropriate for participation in the study (e.g., any condition or circumstance which, in the Investigator's opinion, would put the subject at any undue risk, prevent completion of the study, or interfere with analysis of the study results). 20. History of any serious adverse reaction or hypersensitivity to study drug components (polyethylene glycol or human IgG Fc fragment) or excipients (see Section 6.1 for detailed lists)
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E.5 End points |
E.5.1 | Primary end point(s) |
1) Primary endpoints to "assessment of safety and tolerability of HM15912 after multiple subcutaneous (SC) doses for 24 weeks: • Incidence of adverse events (AEs) • Incidence of injection site reactions • Incidence of clinical laboratory abnormalities • Clinically significant findings on physical examination • Changes from baseline in vital signs and 12-lead electrocardiogram (ECG) parameters
2) Primary endpoints to "assessment of the pharmacokinetic (PK) profile of HM15912": • Maximum serum concentration (Cmax) • Time to maximum serum concentration (tmax) • Elimination half-life (t1/2) • Volume of distribution (Vd/F) • Clearance (CL/F) • Area under the concentration-time curve from time zero to the last observable concentration (AUClast), AUC from time zero over the dosing interval at the 1st and 6th dosing, respectively (AUCtau and AUCtau,ss), and AUC extrapolated to infinity (AUC0-∞) |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
Throughout trial treatment/follow-up period. |
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E.5.2 | Secondary end point(s) |
• Change in weekly parenteral nutrition/intravenous fluid (PN/IV) volume from baseline to Week 25 Note: The baseline PN/IV volume (L/week) is the average of actual PN/IV volume received during the last 2 weeks of the Stabilization period. |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
For time-point(s) see section E.5.2. |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | Yes |
E.6.7 | Pharmacodynamic | Yes |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | Yes |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
E.8.1.5 | Parallel group | No |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | Yes |
E.8.1.7.1 | Other trial design description |
Open label extension (only study drug) |
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E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | Yes |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| No |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.4.1 | Number of sites anticipated in Member State concerned | 3 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 9 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | Yes |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned |
Korea, Republic of |
United States |
Belgium |
Denmark |
France |
Germany |
Poland |
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E.8.7 | Trial has a data monitoring committee | Yes |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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A subject will be considered as having completed the study when: • Subject completes the Week 56 Visit OR • Subject completes the Follow-up Visit after End of Treatment Note: Subjects who are ADA positive any time between Week 41 and Week 53 will have an additional follow-up visit 4 months after the End of Treatment visit. In this case, End of Study is defined as subject completed the additional follow-up visit.
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 2 |
E.8.9.1 | In the Member State concerned months | 2 |
E.8.9.1 | In the Member State concerned days | 19 |
E.8.9.2 | In all countries concerned by the trial years | 4 |
E.8.9.2 | In all countries concerned by the trial months | 10 |
E.8.9.2 | In all countries concerned by the trial days | 19 |