New drug trial aims to ease muscle weakness in myasthenia gravis
NCT ID NCT07039916
First seen Jun 27, 2026 · Last updated Jul 31, 2026 · Updated 2 times
Summary
This study tests an investigational drug called IMVT-1402 in 231 adults with mild to severe generalized myasthenia gravis, a condition causing muscle weakness. Participants receive either the drug or a placebo to see if it improves daily activities and muscle strength. The goal is to find a safer, more effective treatment option.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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About 231 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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May 2025
- Expected to finish
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Dec 2028
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 80 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
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.
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Get notified about this study
Sign up to get updates when this study changes or when new studies for Generalized myasthenia gravis are added.
Genom att skicka in godkänner du våra Användarvillkor
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The study's own enquiry address
This study publishes an address for enquiries. See it below .
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The places running it
88 sites in 15 countries. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Show contact details
Enter your email to view the contact information for this study.
Genom att skicka in godkänner du våra Användarvillkor
Study contacts
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Contact
Email: •••••@•••••
Locations
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Site Number - 1001
RECRUITINGNew Haven, Connecticut, 06510, United States
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Site Number - 1002
RECRUITINGPort Charlotte, Florida, 33952, United States
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Site Number - 1003
RECRUITINGDallas, Texas, 75206, United States
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Site Number - 1004
RECRUITINGSan Francisco, California, 94143, United States
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Site Number - 1005
RECRUITINGEast Lansing, Michigan, 48824, United States
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Site Number - 1006
RECRUITINGClearwater, Florida, 33761, United States
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Site Number - 1007
RECRUITINGTampa, Florida, 33612, United States
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Site Number - 1009
RECRUITINGCharlottesville, Virginia, 22903, United States
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Site Number - 1010
RECRUITINGCarlsbad, California, 92011, United States
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Site Number - 1011
RECRUITINGYukon, Oklahoma, 73099, United States
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Site Number - 1013
RECRUITINGDurham, North Carolina, 27710, United States
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Site Number - 1014
RECRUITINGAtlanta, Georgia, 30329, United States
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Site Number - 1015
RECRUITINGCharleston, South Carolina, 29486, United States
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Site Number - 1017
RECRUITINGPhoenix, Arizona, 85028, United States
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Site Number - 1018
RECRUITINGOmaha, Nebraska, 68198, United States
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Site Number - 1019
RECRUITINGTotowa, New Jersey, 07512, United States
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Site Number - 1020
RECRUITINGChapel Hill, North Carolina, 27599, United States
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Site Number - 1021
RECRUITINGMemphis, Tennessee, 38120, United States
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Site Number - 1022
RECRUITINGLexington, Kentucky, 40536-0284, United States
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Site Number - 1023
RECRUITINGLos Angeles, California, 90033, United States
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Site Number - 1024
RECRUITINGWashington D.C., District of Columbia, 20010, United States
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Site Number - 1025
RECRUITINGScottsdale, Arizona, 85251, United States
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Site Number - 1026
RECRUITINGDetroit, Michigan, 48201, United States
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Site Number - 1027
RECRUITINGFort Collins, Colorado, 80528, United States
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Site Number - 1028
RECRUITINGIrvine, California, 92697, United States
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Site Number - 1029
RECRUITINGRancho Mirage, California, 92270, United States
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Site Number - 1030
RECRUITINGCharleston, South Carolina, 29425, United States
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Site Number - 1031
RECRUITINGEugene, Oregon, 97477, United States
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Site Number - 1032
RECRUITINGNicholasville, Kentucky, 40356, United States
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Site Number - 1034
RECRUITINGNew York, New York, 10065, United States
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Site Number - 1035
RECRUITINGGreenfield, Wisconsin, 53228, United States
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Site Number - 1036
RECRUITINGNew York, New York, 10021, United States
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Site Number - 1037
RECRUITINGOrmond Beach, Florida, 32174, United States
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Site Number - 1038
RECRUITINGCincinnati, Ohio, 45221, United States
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Site Number - 1040
RECRUITINGRichmond, Virginia, 23298, United States
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Site Number - 1041
RECRUITINGMobile, Alabama, 36604, United States
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Site Number - 1042
RECRUITINGTucson, Arizona, 85718, United States
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Site Number - 1043
RECRUITINGAugusta, Georgia, 30912, United States
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Site Number - 1044
RECRUITINGRaleigh, North Carolina, 27607, United States
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Site Number - 1045
RECRUITINGOklahoma City, Oklahoma, 73104, United States
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Site Number - 1046
RECRUITINGNew Orleans, Louisiana, 70121, United States
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Site Number - 1047
RECRUITINGDenton, Texas, 76208, United States
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Site Number - 1048
RECRUITINGLubbock, Texas, 79414, United States
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Site Number - 1049
RECRUITINGFoxborough, Massachusetts, 02035, United States
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Site Number - 1050
RECRUITINGRockledge, Florida, 32955, United States
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Site Number - 1054
RECRUITINGSchaumburg, Illinois, 60173, United States
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Site Number - 1056
RECRUITINGHuntsville, Alabama, 35801, United States
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Site Number - 1057
RECRUITINGHouston, Texas, 77054, United States
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Site Number - 2602
RECRUITINGMexico City, 6700, Mexico
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Site Number - 3001
RECRUITINGKatowice, 40-689, Poland
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Site Number - 3002
RECRUITINGKrakow, 31-503, Poland
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Site Number - 3003
RECRUITINGKrakow, 31-505, Poland
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Site Number - 3004
RECRUITINGLublin, 20-701, Poland
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Site Number - 3005
RECRUITINGGdansk, 80-214, Poland
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Site Number - 3006
RECRUITINGKrakow, 31-324, Poland
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Site Number - 3007
RECRUITINGWarsaw, 01-684, Poland
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Site Number - 3201
RECRUITINGBrno, 60300, Czechia
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Site Number - 3601
RECRUITINGCopenhagen, 2177, Denmark
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Site Number - 3901
RECRUITINGPátrai, 26504, Greece
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Site Number - 3902
RECRUITINGAthens, 12462, Greece
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Site Number - 3903
RECRUITINGAthens, 11528, Greece
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Site Number - 3904
RECRUITINGThessaloniki, 54642, Greece
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Site Number - 5002
RECRUITINGRosario, S2000, Argentina
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Site Number - 5003
RECRUITINGCaba, C1428AQK, Argentina
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Site Number - 6001
RECRUITINGNaples, 80131, Italy
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Site Number - 6002
RECRUITINGMilan, 20133, Italy
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Site Number - 6003
RECRUITINGBergamo, 24127, Italy
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Site Number - 6004
RECRUITINGRome, 136, Italy
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Site Number - 6502
RECRUITINGBochum, 44791, Germany
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Site Number - 6503
RECRUITINGWürzburg, 97070, Germany
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Site Number - 6504
RECRUITINGGoettigen, 37075, Germany
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Site Number - 6505
RECRUITINGMagdeburg, 39120, Germany
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Site Number - 7002
RECRUITINGGlasgow, G51 4TF, United Kingdom
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Site Number - 7003
RECRUITINGBirmingham, B15 2GW, United Kingdom
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Site Number - 7004
RECRUITINGLondon, WC1N 3BG, United Kingdom
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Site Number - 7101
RECRUITINGCórdoba, 14011, Spain
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Site Number - 7103
RECRUITINGBarcelona, 8195, Spain
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Site Number - 7104
RECRUITINGMadrid, 28034, Spain
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Site Number - 7501
RECRUITINGTârgu Mureş, 540136, Romania
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Site Number - 7502
RECRUITINGConstanța, 900348, Romania
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Site Number - 7551
RECRUITINGKistarcsa, 2143, Hungary
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Site Number - 7552
RECRUITINGBudapest, 1085, Hungary
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Site Number - 7553
RECRUITINGBudapest, 1204, Hungary
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Site Number - 8001
RECRUITINGTbilisi, 159, Georgia
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Site Number - 8002
RECRUITINGTbilisi, 0114, Georgia
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Site Number - 8003
RECRUITINGTbilisi, 114, Georgia
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Site Number - 9001
RECRUITINGBelgrade, 11000, Serbia
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Site Number - 9002
RECRUITINGNiš, 18000, Serbia
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can a new drug offer Long-Term relief for muscle weakness?
- Can a new drug ease the muscle weakness of myasthenia gravis?
- Engineered immune cells take aim at debilitating muscle weakness
- New hope for myasthenia gravis: experimental drug CNP-106 enters human trials
- New hope for myasthenia gravis patients: experimental drug enters phase 2 trial
- New drug trial aims to ease muscle weakness in rare disease