This clinical study will evaluate the safety and tolerability of CordSTEM-ST after administering a single dose in patients with premature ovarian insufficiency (POI), as well as identify the maximum tolerated dose (MTD) and evaluate the potential therapeutic effects.
3 or 6 subjects will be enrolled sequentially by applying the "traditional 3+3 design" to evaluate the dose limiting toxicities (DLTs) for 28 days from the first administration date of the investigational product according to the protocol. A DLT is defined as the occurrence of a grade 3 or higher adverse drug reaction (ADR) according to the National Cancer Institute (NCI)-Common Terminology Criteria for Adverse Events (CTCAE) version 5.0. First three subjects will be enrolled in Study Group 1 (low dose group) to be evaluated for DLTs up to 28 days after IP administration. If none of three subjects develope DLT, three subjects for Study Group 2 (high dose group) will be recruited. If one out of three subjects in Study Group 1 develop DLT, additional three subjects in Study Group 1 will be enrolled to be evaluated for DLT. If two or more subjects develop DLT in initial three subjects, the study will be terminated. This study will be followed up by a long-term follow-up study under the separate protocol.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
6
allogeneic umbilical cord-derived mesenchymal stem cell
CHA Bundang Medical Center
Seongnam-si, Gyeonggi-do, South Korea
Number of adverse events
Number of adverse event cases reported
Time frame: up to 6 months after the IP administration
Abnormality cases in lab test results
Number of clinically significant abnormalities found in lab test results.
Time frame: up to 6 months after the IP administration
Abnormality cases physical exam results
Number of clinically significant abnormalities found in physical exam results
Time frame: up to 6 months after the IP administration
Abnormality cases in vital signs
Number of clinically significant abnormalities found in vital signs
Time frame: up to 6 months after the IP administration
Percent change from baseline in blood Follicle Stimulating Hormone (FSH) level
blood Follicle Stimulating Hormone (FSH) level measured in mIU/ml
Time frame: up to 6 months after the IP administration
Percent change from baseline in blood Anti-Mullerian Hormone (AMH) level
blood Anti-Mullerian Hormone (AMH) level measured in ng/ml
Time frame: up to 6 months after the IP administration
Percent change from baseline blood Estradiaol (E2) level
blood Estradiaol (E2) level measured in pg/ml
Time frame: up to 6 months after the IP administration
Percent change from baseline in number of mature follicles
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number of mature follicles measured in number of follicles
Time frame: up to 6 months after the IP administration
Percent change from baseline in number of antral follicles
number of antral follicles measured in number of follicles
Time frame: up to 6 months after the IP administration
Percent change from baseline in endometrial thickness
endometrial thickness measured in cm
Time frame: up to 6 months after the IP administration
Status of menstruation resumption
Collected by patient interview
Time frame: up to 6 months after the IP administration