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EB-101

Phase 3FDA approved

Epidermolysis Bullosa | Monoclonal antibody | Rare Disease |Abeona Therapeutics Inc.|Trials Updated: Jun 27, 2025

EB-101 development status

FDA approval on record Approved
Highest phase Phase 3
Registered trials 3 across 1 sponsor since Jan 2020

EB-101 target and mechanism

ModalityMonoclonal antibody

Also known as EB-101 Surgical application of RDEB wounds, LZRSE-Col7A1 Engineered Autologous Epidermal Sheets [LEAES], Prademagene Zamikeracel, Pz-cel

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLEDDMC
Total Trials2
Total Enrollment23

FDA Designations

BREAKTHROUGH_THERAPYRMATORPHAN_DRUGRARE_PEDIATRIC_DISEASE

EB-101 clinical trials

EB-101 · 2 trials · 3 indications

Phase 3 2
NCT05725018A Phase 3b Study for the Treatment of Dystrophic Epidermolysis Bullosa (DEB) in New and Previously EB-101 Treated PatientsEpidermolysis Bullosa
ACTIVE NOT_RECRUITING12 Analytics
NCT04227106Phase 3, Open-label Clinical Trial of EB-101 for the Treatment of Recessive Dystrophic Epidermolysis Bullosa (RDEB)Epidermolysis Bullosa
COMPLETED11 Analytics
PHASE3ACTIVE NOT_RECRUITING
A Phase 3b Study for the Treatment of Dystrophic Epidermolysis Bullosa (DEB) in New and Previously EB-101 Treated Patients
Epidermolysis BullosaUnlock trial analytics
PHASE3COMPLETED
Phase 3, Open-label Clinical Trial of EB-101 for the Treatment of Recessive Dystrophic Epidermolysis Bullosa (RDEB)
Epidermolysis BullosaUnlock trial analytics

Study Endpoints

Primary Endpoints

Safety Endpoint (number of treatment-related and treatment-emergent adverse events (AEs) and serious adverse events (SAEs)
6 months

The number of treatment-related and treatment-emergent adverse events (TEAEs), treatment-emergent wound adverse events (TEWAEs), and serious adverse events (SAEs), including systemic and wound-specific adverse events.

Safety Endpoint (number of patients and wounds that have an infection or any related adverse event.)
6 months

The number of patients and wounds that have an infection or any related adverse event (AE).

Safety Endpoint (number of patients and wounds that result in hospitalization (serious adverse event )
6 months

The number of patients and wounds that result in hospitalization (SAE).

Safety Endpoint (Incidence of squamous cell carcinoma)
6 months

The incidence of squamous cell carcinoma (SCC).

Safety Endpoint RCR status
6 months

Replication-competent retrovirus (RCR) status.

Wound Healing
24 weeks post-treatment

Proportion of RDEB wound sites with ≥50% healing from Baseline in treated versus untreated wounds

Pain Reduction
24 weeks post-treatment

Associated with wound dressing change assessed by the mean differences in scores of the Wong-Baker FACES scale between treated and untreated wounds

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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
EB-101 Surgical application of RDEB woundsEXPERIMENTALNew or Previously Treated RDEB Patients
EB-101EXPERIMENTALOne-time surgical application of EB-101 on up to 6 chronic, RDEB wounds

Interventions

NameTypeDescription
EB-101 Surgical application of RDEB woundsBIOLOGICALEB-101 autologous RDEB keratinocytes isolated from skin biopsies and transduced with a recombinant retrovirus containing a full-length COL7A1 expression cassette for C7 Other Names: • LZRSE-Col7A1 Engineered Autologous Epidermal Sheets \[LEAES\]
EB-101BIOLOGICALautologous RDEB keratinocytes isolated from skin biopsies and transduced with a recombinant retrovirus containing a full-length COL7A1 expression cassette for C7
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Eligibility Criteria

Age Range12 Months to N/A
SexALL
Healthy VolunteersNo
Study Sites2

Inclusion Criteria: 1. Clinical diagnosis of DEB. 2. Age 12 months and older. 3. Willing and able to give consent/assent; if under the age of 18 years, guardian(s) is/are willing and able to give consent. 4. (This inclusion criterion was deleted as of Amendment 1.) 5. Confirmation of DEB diagnosis ...

Countries:United States
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Frequently asked questions about EB-101

What is EB-101 used for?

EB-101 is an investigational therapy being developed for the treatment of epidermolysis bullosa, specifically recessive dystrophic epidermolysis bullosa (RDEB). It is applied surgically to RDEB wounds. Abeona Therapeutics is evaluating it in Phase 3 clinical trials for patients with this rare genetic skin condition.

Who is developing EB-101?

EB-101 is being developed by Abeona Therapeutics Inc., a biopharmaceutical company traded on the Nasdaq under the ticker symbol ABEO. The company is responsible for the clinical development of EB-101 for epidermolysis bullosa.

What phase is EB-101 in?

EB-101 is in Phase 3 clinical development. Two Phase 3 trials have been conducted: one completed trial (NCT04227106) and one active trial that is no longer recruiting (NCT05725018). The program has not been approved by the FDA and remains investigational.

What clinical trials is EB-101 in?

EB-101 has been studied in two Phase 3 trials. NCT04227106 is a completed open-label trial in recessive dystrophic epidermolysis bullosa. NCT05725018 is an active Phase 3b study in new and previously EB-101 treated patients, currently not recruiting, with an estimated enrollment of 12 participants.

Is EB-101 the same as EB-101 Surgical application of RDEB wounds?

Yes, EB-101 is also referred to as EB-101 Surgical application of RDEB wounds. This alternative name describes the method of administration, in which EB-101 is surgically applied to wounds in patients with recessive dystrophic epidermolysis bullosa.

What FDA designations has EB-101 received?

EB-101 has received four FDA designations: Breakthrough Therapy, Regenerative Medicine Advanced Therapy (RMAT), Orphan Drug, and Rare Pediatric Disease. These designations are intended to support and expedite the development of therapies for serious rare conditions such as epidermolysis bullosa.