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Recruiting Phase 3 NCT06456580

NCT06456580 A Study of Telitacicept for the Treatment of Generalized Myasthenia Gravis (UPSTREAM MG)

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Clinical Trial Summary
NCT ID NCT06456580
Status Recruiting
Phase Phase 3
Sponsor Vor Biopharma
Condition Generalized Myasthenia Gravis
Study Type INTERVENTIONAL
Enrollment 180 participants
Start Date 2024-07-17
Primary Completion 2027-05

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age N/A
Study Type INTERVENTIONAL
Interventions
TelitaciceptPlacebo

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

Phase 3 trials are large pivotal studies comparing the treatment to current standard of care or placebo. Your participation directly contributes to the evidence needed for regulatory approval.

This trial targets 180 participants in total. It began in 2024-07-17 with a primary completion date of 2027-05.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

The purpose of this study is to evaluate the efficacy and safety of telitacicept in the treatment of generalized myasthenia gravis.

Eligibility Criteria

Key Inclusion Criteria: 1. Male or female patient aged ≥18 years at screening. 2. Patients have prior confirmed diagnosis of gMG with generalized muscle weakness (typical pattern of weakness meeting the clinical criteria for diagnosis of MG as defined by the Myasthenia Gravis Foundation of America (MGFA) clinical classification II-IV. 3. Patients have positive antibodies against AChR or MuSK at screening. 4. MG-ADL score ≥6 points at screening and baseline with ocular-related score \<50% of the total score. 5. QMG score ≥8 points, and ≥ 4 items score at least 2 points at screening and baseline. Key Exclusion Criteria: 1. Patients have been diagnosed with any other autoimmune disease which can potentially pose a safety or efficacy confounding risk. 2. Patients having acute or chronic infection. 3. Patients having thymoma within 5 years or received thymectomy ≤6 months prior to screening. Patients with thymoma diagnosed 3-5 years prior to screening may be eligible if thymoma was at a localized stage and definitively treated with complete surgical resection. 4. Patients having current or history of primary immunodeficiency. 5. Patients having history of malignancy within the last 5 years. 6. Patient having prior or continuing diagnosis of serious cardiovascular, liver, kidney, respiratory system, endocrine or hematologic disease.

Contact & Investigator

Central Contact

Jeremy Sokolove

✉ Study@vorbio.com

📞 617-655-6580

Frequently Asked Questions

Who can join the NCT06456580 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, studying Generalized Myasthenia Gravis. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

What phase is the NCT06456580 trial and what does that mean for participants?

Phase 3 trials are large-scale studies comparing the new treatment to existing standards of care or a placebo. They provide the evidence needed for regulatory approval. This trial targets 180 participants.

Is NCT06456580 currently recruiting?

Yes, NCT06456580 is actively recruiting participants. Contact the research team at Study@vorbio.com for enrollment information.

Where is the NCT06456580 trial being conducted?

This trial is being conducted at Los Angeles, United States, Orange, United States, San Francisco, United States, Boca Raton, United States and 11 additional locations.

Who is sponsoring the NCT06456580 clinical trial?

NCT06456580 is sponsored by Vor Biopharma. The trial plans to enroll 180 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: April 2026  ·  Data Methodology