Clinical trial
Exploratory Clinical Study on Induced Pluripotent Stem Cell Derived Exosomes (GD-iEXo-002) Nasal Drops for the Treatment of Refractory Focal Epilepsy
Name
K2153-K22C1488
Description
Evaluate the safety, tolerability, and preliminary efficacy of GD-iEXo-002 nasal drops in the treatment of focal refractory epilepsy
Trial arms
Trial start
2023-06-05
Estimated PCD
2025-06-13
Trial end
2025-11-13
Status
Recruiting
Phase
Early phase I
Treatment
iPSC-Exos
iPSC-Exos were administrated for nasal drip, bid for 12 weeks.
Arms:
iPSC-exosome treatment
Size
34
Primary endpoint
adverse events as assessed by CTCAE
24 weeks from post-administration
Eligibility criteria
Inclusion Criteria:
1. Before conducting this study, understand and sign the informed consent form and comply with the requirements of this study;
2. The subjects are patients with focal epilepsy aged 18 to 70 years (inclusive), regardless of gender;
3. The subjects must comply with the definition of drug resistant epilepsy (ILAE);
4. Subjects must take 1-6 types of anti-epileptic drugs (AEDs), and before entering the screening period, they must take unadjusted types and stable doses of AEDs for at least 4 weeks;
5. Throughout the entire research process, the subject/legal guardian must be able to accurately record the log of epileptic seizures;
6. Subjects must experience at least 4 countable seizures within 28 days prior to the screening period;
7. The subjects are willing and able to comply with the research requirements.
Exclusion Criteria:
1. Unwilling or unable to follow the procedures stipulated in the agreement;
2. Pregnant or lactating women, or women with reproductive potential who are unable or unwilling to take appropriate contraceptive measures;
3. Other uncontrollable diseases that may interfere with the research results, including but not limited to infection, hypertension, diabetes, cardiovascular and cerebrovascular diseases, etc;
4. There are situations that may increase the risk of participating in experiments or research product use, such as liver enzyme elevation exceeding twice the normal upper limit and/or GFR\<60 mL/min/1.73 m2;
5. Have a history of drug abuse, alcohol dependence, or smoking within one month;
6. Patients with status epilepticus within one month;
7. Have potential progressive nervous system disease, such as encephalitis, brain tumor, multiple sclerosis or dementia;
8. Patients who plan to undergo epilepsy surgery within six months;
9. Patients with abnormal or diseased nasal structures;
10. Patients with cerebrospinal fluid rhinorrhea;
11. Patients whose family members have not been able to proficiently and correctly master the nasal drip method through standardized training
Protocol
{'studyType': 'INTERVENTIONAL', 'phases': ['EARLY_PHASE1'], 'designInfo': {'allocation': 'NA', 'interventionModel': 'SINGLE_GROUP', 'primaryPurpose': 'TREATMENT', 'maskingInfo': {'masking': 'NONE'}}, 'enrollmentInfo': {'count': 34, 'type': 'ESTIMATED'}}
Updated at
2023-06-07
1 organization
1 product
1 indication
Organization
Peking Union Medical College HospitalProduct
iPSC-ExosIndication
Refractory Focal Epilepsy