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Updated May 2026 · ClinicalTrials.gov

RECRUITINGPhase 3INTERVENTIONAL

Study to Assess the Efficacy and Safety of IMVT-1402 in Participants With Mild to Severe Generalized Myasthenia Gravis

A Phase 3, Multicenter, Randomized, Placebo-Controlled, Double-Blind Study to Assess the Efficacy and Safety of IMVT-1402 in Patients With Mild to Severe Generalized Myasthenia Gravis

Study to Assess the Efficacy and Safety of IMVT-1402 in Participants With Mild to Severe Generalized Myasthenia Gravis (NCT07039916) is a Phase 3 interventional studying Generalized Myasthenia Gravis, sponsored by Immunovant Sciences GmbH. RECRUITING as of the most recent ClinicalTrials.gov update. Talk to your doctor before contacting the trial site.

Important: This information is not medical advice. Talk to your doctor about whether a clinical trial is right for you.

About This Trial

The purpose of the study is to assess the efficacy, safety and tolerability of IMVT-1402 in adult participants with mild to severe generalized myasthenia gravis.

What Stage of Research Is This?

Phase 3 trials confirm efficacy and safety in large patient groups (often 300–3,000+) and form the evidence base for an FDA approval submission. For Generalized Myasthenia Gravis, Phase 3 studies typically randomize participants between the investigational treatment and either a placebo or current standard of care. A successful Phase 3 result is the threshold most treatments need to clear before regulatory approval.

This trial is currently recruiting participants. The sponsor has registered the study with ClinicalTrials.gov as actively enrolling, which means new applicants who meet the eligibility criteria can be considered for screening. Trial status can change between updates — confirm current recruiting status with the study contact before traveling for a screening visit.

Target enrollment of 231 participants puts this in the typical range for a Phase 2-style efficacy study or a moderate Phase 3 trial in a focused Generalized Myasthenia Gravis subpopulation. At this scale, the study has enough statistical power to detect a clear treatment effect but is not the largest cohort in the field.

Who May Be Eligible (Plain English)

Who May Qualify: - Participants with the ability to understand the requirements of the trial, provide written willing to sign a consent form, and comply with the trial protocol procedures. - Have mild to severe gMG by Myasthenia Gravis Foundation of America (MGFA) classification of Class II, III, or IVa at the Screening Visit - Have an MG activities of daily living (MG-ADL) score of ≥ 6 at the Screening Visit and Baseline Visit (Day 1) Additional inclusion criteria are defined in the protocol. Who Should NOT Join This Trial: - Have experienced myasthenic crisis within 12 weeks prior to the Screening Visit. - Have had a thymectomy performed \< 6 months prior to the Screening Visit or have a planned thymectomy during the study - Have any active or untreated malignant thymoma Additional exclusion criteria are defined in the protocol. Always talk to your doctor about whether this trial is right for you.

These are translations of the protocol\'s inclusion and exclusion criteria, simplified for patients and caregivers. The original clinical text appears below. Eligibility is ultimately confirmed by the trial site\'s screening process — this summary is a starting point for a conversation with your doctor, not a final determination.

Original Eligibility Criteria

View original clinical language
Inclusion Criteria: * Participants with the ability to understand the requirements of the trial, provide written informed consent, and comply with the trial protocol procedures. * Have mild to severe gMG by Myasthenia Gravis Foundation of America (MGFA) classification of Class II, III, or IVa at the Screening Visit * Have an MG activities of daily living (MG-ADL) score of ≥ 6 at the Screening Visit and Baseline Visit (Day 1) Additional inclusion criteria are defined in the protocol. Exclusion Criteria: * Have experienced myasthenic crisis within 12 weeks prior to the Screening Visit. * Have had a thymectomy performed \< 6 months prior to the Screening Visit or have a planned thymectomy during the study * Have any active or untreated malignant thymoma Additional exclusion criteria are defined in the protocol.

Treatments Being Tested

DRUG

IMVT-1402

• Dose 1 subcutaneous (SC) once weekly (QW) for 12 weeks (Period 1)

DRUG

IMVT-1402

* Dose 2 SC QW for 12 weeks (Period 1) * Dose 2 SC QW for 14 weeks (Period 2) * Dose 2 SC QW for 52 weeks (Period 3)

DRUG

Placebo

• Placebo SC QW for 12 weeks (Period 1)

DRUG

IMVT-1402

* Dose 1 SC QW for 14 weeks (Period 2) * Dose 1 SC QW for 52 weeks (Period 3)

Locations (20)

Trial sites listed on ClinicalTrials.gov for this study. Site activation status can vary — confirm with the specific site before traveling for a screening visit.

Site Number - 1041
Mobile, Alabama, United States
Site Number - 1017
Phoenix, Arizona, United States
Site Number - 1025
Scottsdale, Arizona, United States
Site Number - 1042
Tucson, Arizona, United States
Site Number - 1010
Carlsbad, California, United States
Site Number - 1028
Irvine, California, United States
Site Number - 1023
Los Angeles, California, United States
Site Number - 1029
Rancho Mirage, California, United States
Site Number - 1004
San Francisco, California, United States
Site Number - 1027
Fort Collins, Colorado, United States
Site Number - 1001
New Haven, Connecticut, United States
Site Number - 1024
Washington D.C., District of Columbia, United States
Site Number - 1006
Clearwater, Florida, United States
Site Number - 1037
Ormond Beach, Florida, United States
Site Number - 1002
Port Charlotte, Florida, United States
Site Number - 1050
Rockledge, Florida, United States
Site Number - 1007
Tampa, Florida, United States
Site Number - 1014
Atlanta, Georgia, United States
Site Number - 1043
Augusta, Georgia, United States
Site Number - 1022
Lexington, Kentucky, United States

How to Talk to Your Doctor About This Trial

Bring the printable summary of this trial — including the NCT ID (NCT07039916), the sponsor (Immunovant Sciences GmbH), and the key eligibility criteria — to your next appointment. Your doctor can review the inclusion and exclusion criteria against your medical history, lab values, and current treatments to assess whether you are likely to qualify. They can also help you weigh whether trial participation makes sense alongside your existing care plan.

Useful questions to walk through together: What does the trial protocol require beyond standard care? How long is the active treatment phase, and how long is follow-up? Are there study visits at sites I can reach? Who pays for the trial-specific procedures, and who pays for standard-of-care portions? See our 25 questions to ask about clinical trials guide for a more complete checklist.

Authoritative Sources

The official record for this trial lives on ClinicalTrials.gov — the federal registry maintained by the National Library of Medicine at NIH. For background on how this trial fits into the FDA approval pathway, see the FDA drug approval process. For oncology-specific guidance for patients considering trials, the National Cancer Institute publishes patient-oriented overviews. International trial registries are aggregated by the WHO ICTRP.

Frequently Asked Questions

What is the NCT07039916 clinical trial studying?

The purpose of the study is to assess the efficacy, safety and tolerability of IMVT-1402 in adult participants with mild to severe generalized myasthenia gravis. The full protocol is registered on ClinicalTrials.gov and includes the primary outcome measures, eligibility criteria, and study endpoints.

Who can participate in NCT07039916?

Eligibility for this trial depends on the specific inclusion and exclusion criteria set by the sponsor. The plain-English summary above translates the most important criteria into accessible language; the official clinical text is preserved in the collapsible section underneath. Whether you fit any specific trial is a medical decision your doctor needs to confirm — bring the trial information to your treating physician for a full review against your medical history.

How do I contact the trial site for NCT07039916?

Contact information registered with ClinicalTrials.gov is shown in the sidebar of this page. Before reaching out, confirm with your treating physician that this trial is appropriate for your situation. The trial site will then walk you through the screening process to determine final eligibility.

Is participating in a clinical trial safe?

Clinical trials in the United States are regulated by the FDA and overseen by Institutional Review Boards (IRBs) that review the protocol for safety. Risk varies by trial — Phase 1 studies test new treatments in humans for the first time, while Phase 3 trials use treatments that have already passed earlier safety screening. The informed consent document for any specific trial details the known risks and what to expect. Discuss those risks with your physician before deciding whether to participate.

Where can I verify the data on this page?

Every detail on this page comes directly from the ClinicalTrials.gov API. Click "View on ClinicalTrials.gov" in the sidebar to see the official, unmodified record. The federal record is always authoritative; this page is a structured presentation with a plain-English eligibility translation. For background on how clinical trials are regulated, see the FDA drug approval process documentation.

How This Page Is Built

Every field on this page is pulled directly from the ClinicalTrials.gov API v2 — no estimates, no proxies. The plain-English eligibility translation is generated from the original protocol text and reviewed for fidelity to the underlying clinical criteria. The original clinical text remains visible in the collapsible section above so users and clinicians can verify the translation. Read the full methodology for the data pipeline and known limitations.

Source: ClinicalTrials.gov API v2 record for NCT07039916. Maintained by the National Library of Medicine at NIH. Public domain. Cite as: "TrialFinderData. NCT07039916. Data: ClinicalTrials.gov."

Medical disclaimer: This page is informational, not medical advice. Talk to your doctor about whether a clinical trial is right for you.

Last updated 2026-05-08 · Data from ClinicalTrials.gov.