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Clinical trial to investigate how efficacious and safe the investigated medicinal product named allo-APZ2-PAOD is in terms of wound healing in patients with non healing wounds on due to peripheral arterial occlusive disease.

Phase 1
Conditions
peripheral arterial occlusive disease
MedDRA version: 21.1Level: PTClassification code 10062585Term: Peripheral arterial occlusive diseaseSystem Organ Class: 10047065 - Vascular disorders
Therapeutic area: Diseases [C] - Cardiovascular Diseases [C14]
Registration Number
EUCTR2017-000235-14-CZ
Lead Sponsor
RHEACELL GmbH & Co. KG
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
ot Recruiting
Sex
All
Target Recruitment
76
Inclusion Criteria

1. Male or female patients aged 45 to 85 years;
2. Patients having PAOD clinically confirmed (maximal systolic ankle pressures = 70 mmHg or systolic toe pressures = 50 mmHg or transcutaneous partial oxygen pressures (tcp02) = 30 mmHg in supine position) as Rutherford category 5 in at least one lower extremity;
3. Angiography results (DSA, CTA or MRA) for the localization of the high-grade obstruction of an artery of the affected leg (= 70 %) that is the leading cause for the ulceration are present and not older than 6 months;
4. One or more clinically relevant and quantifiable ulcer(s) below the ankle with a minimum size of 0.5 cm² per ulcer and a maximum wound size of 20 cm² for all ulcers together;
5. Positive vote of the Advisory Board on the suitability of the wound(s) for enrolment, based on the wound photographs;
6. Patients not eligible for surgical/interventional reconstruction due to technical limitations or comorbidity;
7. No evidence of wound healing after standard of care treatment for at least 1 week before screening;
8. In Patients suffering from 2 or more ulcers at the same extremity, these ulcers must be separated by a minimum bridge of 1 cm of epithelialized skin;
9. If patients are hypertensive, they have to be treated with anti-hypertensive medication according to the applicable guideline;
10. Body mass index (BMI) between 20 and 40 kg/m²;
11. Women of childbearing potential must have a negative blood pregnancy test at screening;
12. Women of childbearing potential and their partner must be willing to use highly effective contraceptive methods during the course of the clinical trial;
13. Patients must be able to consent, have been informed of the nature, the scope and the relevance of the study, voluntarily agree to participation and the study’s provisions, and have duly signed the informed consent form (ICF). Subject agrees to comply with the protocol-mandated procedures and visits.
Are the trial subjects under 18? no
Number of subjects for this age range:
F.1.2 Adults (18-64 years) yes
F.1.2.1 Number of subjects for this age range 20
F.1.3 Elderly (>=65 years) yes
F.1.3.1 Number of subjects for this age range 56

Exclusion Criteria

1. Patients with skin lesions of leading venous origin or patients suffering from a vasculitis;
2. Patients with thrombangiitis obliterans;
3. Diabetic patients in whom the leading cause for lesions is microangiopathy or neuropathy;
4. Patients with high grade obstruction (= 70 %) in the aorto-iliac segment or the common femoral artery as leading cause for skin lesions;
5. Patients with ulcers at the heel due to immobility;
6. Patients with osteomyelitis at ulceration;
7. Patients medicated with vitamin K antagonist, if treatment cannot be stopped before injection or bridged according to applicable guidelines;
8. Patients medicated with DOACs, if they cannot be withheld for 24 hours before injection;
9. Surgical/interventional reconstruction during 1 week before screening (not applicable if it becomes evident during reconstruction that revascularization is not successful: these patients can be included immediately);
10. Patients for whom major amputation is scheduled on target leg;
11. Patients with uncontrolled hypertension defined as systolic blood pressure > 180 mmHg or diastolic blood pressure > 110 mmHg; For these patients a re-screening and inclusion into the study will be possible after blood pressure is controlled;
12. Patients who had a myocardial infarction during 3 months before screening;
13. Patients with uncontrolled infection at any of the relevant ulcers;
14. Patients with uncontrolled acute or chronic infection with systemic symptoms;
15. Known serious disease with life expectancy of less than 1 year;
16. Any chronic dermatological disorders diagnosed at the investigator’s discretion;
17. Skin disorders, unrelated to the ulcer, that are present adjacent to any of the relevant ulcers;
18. Active malignancy or history of malignancy within 5 years prior to study entry;
19. Patients tested positive for human immunodeficiency virus (HIV-1, HIV-2), Hepatitis B or Hepatitis C;
20. Any known allergies to components of the IMP;
21. Current or previous (within 30 days of enrolment) treatment with another IMP, or participation and/or under follow-up in another clinical trial;
22. Current use of glucocorticoid-medication above Cushing threshold dose (>7.5 mg/d prednisone or equivalent) or any other prohibited medication or therapy;
23. Known abuse of alcohol, drugs, or medicinal products;
24. Patients anticipated to be unwilling or unable to comply with the requirements of the protocol;
25. Evidence of any other medical conditions (such as psychiatric illness, physical examination, or laboratory findings) that may interfere with the planned treatment, affect the patient’s compliance, or place the patient at high risk of complications related to the treatment;
26. Pregnant or lactating woman;
27. Employees of the sponsor, or employees or relatives of the investigator.

Study & Design

Study Type
Interventional clinical trial of medicinal product
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Main Objective: The aim of this clinical trial is to investigate the efficacy (by monitoring the wound size reduction of PAOD-related clinically relevant ulcers) and safety (by monitoring adverse events [AEs]) of one dose of allo-APZ2-PAOD administered intramuscularly into an affected lower leg of patients with PAOD. ;Secondary Objective: Not applicable;Primary end point(s): 1. Primary efficacy endpoint: Percent change from baseline to week 12 in total wound size of the target leg. The total wound size of the target leg is calculated as sum of the wound sizes of all relevant ulcers of the target leg.<br><br>2. Primary safety endpoint: Adverse events.;Timepoint(s) of evaluation of this end point: 1. Week 12, or last available post-baseline measurement of weeks 6 or 8 if the Week 12 measurement is missing.<br>2. During all patient visits except screening.
Secondary Outcome Measures
NameTimeMethod
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