Actively Recruiting

Phase 1
Phase 2
Age: 18Years +
All Genders
NCT06735755

A Phase 1/2, Dose-Exploration Study to Evaluate the Safety and Efficacy of BEAM-301 in Patients With Glycogen Storage Disease Type Ia (GSDIa)

Led by Beam Therapeutics Inc. · Updated on 2025-12-15

36

Participants Needed

3

Research Sites

159 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

This is a Phase 1/2, multicenter, open-label, single-ascending-dose study to evaluate the safety, tolerability, and efficacy of BEAM-301 in adult patients with GSDIa homozygous or compound heterozygous for the G6PC1 c.247C\>T (p.R83C) variant and to determine the optimal biological dose.

CONDITIONS

Official Title

A Phase 1/2, Dose-Exploration Study to Evaluate the Safety and Efficacy of BEAM-301 in Patients With Glycogen Storage Disease Type Ia (GSDIa)

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Males or females age 6518 years of age at the time of consent.
  • Diagnosis of GSDIa and homozygous or compound heterozygous for the G6PC1 c.247C>T (p.R83C) variant (confirmed by genetic testing).
  • History of at least 1 episode of hypoglycemia <60 mg/dL within the 2 years prior to signing the ICF.
Not Eligible

You will not qualify if you...

  • Liver transplant recipient, on waiting list for liver transplant, or known history of liver cirrhosis.
  • Presence of liver adenoma larger than 5 cm based on liver MRI or ultrasound at screening or within 6 months prior.
  • Presence of liver adenoma between 3 cm and 5 cm with documented annual growth rate of 0.5 cm or more per year.
  • Aspartate transaminase or alanine transaminase above the upper limit of normal.
  • Total bilirubin levels above the upper limit of normal; if Gilbert's Syndrome, total bilirubin greater than 2 times upper limit.
  • Previous treatment with any cell-, gene-, or viral vector-derived therapy.
  • Hospitalization for management of hypoglycemia within 4 weeks prior to signing the consent form.
  • Triglycerides above 1000 mg/dL or history of pancreatitis or acute pancreatitis within 5 years without known and corrected cause (e.g., gallstone pancreatitis with cholecystectomy).

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

1
2
3
+1

Trial Site Locations

Total: 3 locations

1

Clinical Study Site

Orange, California, United States, 92868

Actively Recruiting

2

Clinical Study Site

Farmington, Connecticut, United States, 06030

Actively Recruiting

3

Clinical Study Site

Houston, Texas, United States, 77030

Actively Recruiting

Loading map...

Research Team

M

Medical Information

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SEQUENTIAL

Primary Purpose

TREATMENT

Number of Arms

1

Not the Right Trial for You?

Explore thousands of other clinical trials that might be a better match.
Sign up to get personalized trial recommendations delivered to your inbox.

Already have an account? Log in here