Recent Updates
Recently added Catalysts

ACER-002

Phase 3

Vascular Ehlers-Danlos Syndrome | Small molecule | Rare Disease |Zevra Therapeutics, Inc.|Last Updated: Aug 24, 2025

Success Probability

Subscribe to view

Market & Valuation

Subscribe to view

Trial Design

RandomizedDouble-BlindCONTROLLEDDMC
Total Trials1
Total Enrollment150

FDA Designations

No designations recorded

Clinical trial landscape

ACER-002 · 1 trial · 1 indication

Phase 3 1
NCT05432466Clinical Trial to Compare the Efficacy of Celiprolol to Placebo in Patients With Vascular Ehlers-Danlos SyndromeVascular Ehlers-Danlos Syndrome
RECRUITING150 Analytics
PHASE3RECRUITING
Clinical Trial to Compare the Efficacy of Celiprolol to Placebo in Patients With Vascular Ehlers-Danlos Syndrome
Vascular Ehlers-Danlos SyndromeUnlock trial analytics

Study Endpoints

Primary Endpoints

Time to first occurrence of a vEDS-related clinical event requiring medical attention: Fatal/nonfatal cardiac or arterial events [including dissection or rupture], uterine rupture, intestinal rupture, and/or unexplained sudden death
Over the double-blind period (estimated to be 40 months)

Secondary Endpoints

Number and proportion of patients reporting a vEDS related clinical event requiring medical attention: Fatal/nonfatal cardiac or arterial events [including dissection or rupture], uterine rupture, intestinal rupture, and/or unexplained sudden death
Over the double-blind period (estimated to be 40 months)
Number and percentage of patients with adverse events
Over the double-blind period (estimated to be 40 months)
Number and percentage of Serious Adverse Events (SAE)
Over the double-blind period (estimated to be 40 months)
Unlock Study Endpoints

Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
ACER-002 (celiprolol) 200 mg BIDEXPERIMENTALACER-002 200 mg twice daily (BID) (after titration): 200 mg morning and 200 mg evening: 400 mg total daily dose Titration: Day 1 to Month 1 - 100 mg once daily (QD) evening: 100 mg total daily dose Month 2 to Month 3 - 100 mg morning and 100 mg evening: 200 mg total daily dose Month 3 to Month 4 - 100 mg morning and 200 mg evening: 300 mg total daily dose Month 4 to End of Treatment Period (BID) - 200 mg morning and 200 mg evening: 400 mg total daily dose
Placebo BIDEXPERIMENTALPlacebo twice daily (BID) Placebo given orally to mimic ACER-002 (celiprolol) administration

Interventions

NameTypeDescription
ACER-002 (celiprolol) 200 mg BIDDRUGACER-002 (celiprolol) 200 mg BID
Placebo BIDDRUGplacebo for ACER-002
Unlock Study Design Details

Eligibility Criteria

Age Range15 Years to 64 Years
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: 1. Willingness to obtain magnetic resonance angiogram (MRA) image at local imaging facility. 2. A genetic test confirming the presence of a pathogenic COL3A1 variant (classified as likely pathogenic or pathogenic according to ACMG/AMP Guidelines. 3. Patients must be ≥ 15 years o...

Countries:United States
Unlock Eligibility Criteria

Recent Changes (Last 90 Days)

LOWAug 1, 2026NCT05432466primaryCompletionDate: changed
LOWAug 1, 2026NCT05432466primaryCompletionDate: changed
LOWAug 1, 2026NCT05432466primaryCompletionDate: changed

Frequently asked questions about ACER-002

What is ACER-002 used for?

ACER-002 is an investigational small molecule being developed for the treatment of Vascular Ehlers-Danlos Syndrome, a rare genetic condition affecting connective tissue. It is currently in Phase 3 clinical development and has not been approved by the FDA.

What does ACER-002 target?

ACER-002 is a small molecule, but its specific molecular target has not been disclosed. It is being studied for its potential to treat Vascular Ehlers-Danlos Syndrome, a rare disease, though the exact mechanism of action is not publicly detailed.

Who makes ACER-002?

ACER-002 is being developed by Zevra Therapeutics, Inc., a biopharmaceutical company traded on the Nasdaq under the ticker symbol ZVRA. The company is conducting a Phase 3 clinical trial to evaluate the drug's efficacy in patients with Vascular Ehlers-Danlos Syndrome.

What phase is ACER-002 in?

ACER-002 is currently in Phase 3 clinical development. It is an investigational drug and has not been approved by the FDA. The ongoing Phase 3 trial is recruiting participants in the United States to assess the drug's efficacy compared to placebo.

What clinical trials is ACER-002 in?

ACER-002 is being studied in a Phase 3 clinical trial registered as NCT05432466. This randomized, double-blind, placebo-controlled trial is recruiting 150 patients with Vascular Ehlers-Danlos Syndrome in the United States. The study is currently active and enrolling participants aged 15 years and older.

Is ACER-002 the same as celiprolol?

ACER-002 is also known as celiprolol, specifically at a dose of 200 mg taken twice daily. In clinical trials, ACER-002 refers to this formulation of celiprolol being investigated for the treatment of Vascular Ehlers-Danlos Syndrome.