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COYA 302

Phase 2

Amyotrophic Lateral Sclerosis (ALS) | Small molecule | Neurology |Coya Therapeutics, Inc.|Last Updated: May 20, 2026

Success Probability

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLEDDMC
Total Trials1
Total Enrollment120

FDA Designations

FAST_TRACK

Clinical trial landscape

COYA 302 · 1 trial · 1 indication

Phase 2 1
NCT07161999Study of COYA 302 for the Treatment of ALSAmyotrophic Lateral Sclerosis (ALS)
RECRUITING120 Analytics
PHASE2RECRUITING
Study of COYA 302 for the Treatment of ALS
Amyotrophic Lateral Sclerosis (ALS)Unlock trial analytics

Study Endpoints

Primary Endpoints

The change in disease progression as measured by the Revised ALS Functional Rating Scale (ALSFRS-R)
Baseline to Week 24

The ALSFRS-R is an ordinal rating scale used to determine a participant's subjective assessment of their capability and independence with 12 functional activities. The maximal score is 48.

Secondary Endpoints

Serum neurofilament light chain (NfL)
Baseline to Week 24
Maximal Inspiratory Pressure (MIP)
Baseline to Week 24
Combined Assessment of Function and Survival (CAFS)
Baseline to Week 24
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
DB: COYA 302 Regimen 1EXPERIMENTALRegimen 1: COYA 302 (0.10 mg \[1M IU\] LD IL-2 and 125 mg DRL\_AB) (Week 1) and matching placebo (Week 3) administered via subcutaneous (SC) injection for 5 consecutive days every other week. This dosing regimen will be repeated until completing 6 (six) 4-week cycles, for a total of 24 weeks.
DB: COYA 302 Regimen 2EXPERIMENTALRegimen 2: COYA 302 (0.10 mg \[1M IU\] LD IL-2 and 125 mg DRL\_AB) (Weeks 1 and 3) administered via SC injection for 5 consecutive days every other week. This dosing regimen will be repeated until completing 6 (six) 4-week cycles, for a total of 24 weeks.
DB: PlaceboPLACEBO_COMPARATORPlacebo LD IL-2 and Placebo DRL\_AB (Weeks 1 and 3) administered via SC injection for 5 consecutive days every other week. This dosing regimen will be repeated until completing 6 (six) 4-week cycles, for a total of 24 weeks.
EXT: Regimen 1EXPERIMENTALRegimen 1: COYA 302 (0.10 mg \[1M IU\] LD IL-2 and 125 mg DRL\_AB) (Week 1) and matching placebo (week 3) administered via SC injection for 5 consecutive days every other week. This dosing regimen will be repeated until completing 6 (six) 4-week cycles, for a total of 24 weeks.
EXT: Regimen 2EXPERIMENTALRegimen 2: COYA 302 (0.10 mg \[1M IU\] LD IL-2 and 125 mg DRL\_AB) (Weeks 1 and 3) administered via SC injection for 5 consecutive days every other week. This dosing regimen will be repeated until completing 6 (six) 4-week cycles, for a total of 24 weeks.

Interventions

NameTypeDescription
COYA 302DRUGAdministered as specified in the treatment arm.
PlaceboDRUGAdministered as specified in the treatment arm.
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Eligibility Criteria

Age Range18 Years to 80 Years
SexALL
Healthy VolunteersNo
Study Sites25

Key Inclusion Criteria: 1. Sporadic or familial ALS, diagnosed as clinically probable, lab-supported probable, or definite ALS according to the revised El Escorial criteria 2. Male or female participants aged 18 to 80 3. Time since onset of ALS symptoms ≤28 months from Screening. 4. ALSFRS-R total ...

Countries:United StatesCanada
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Recent Changes (Last 90 Days)

LOWMay 26, 2026NCT07161999primaryCompletionDate: changed
LOWMay 24, 2026NCT07161999studyFirstPostDate: changed

Frequently asked questions about COYA 302

What is COYA 302 used for in ALS?

COYA 302 is an investigational small molecule being developed for the treatment of Amyotrophic Lateral Sclerosis (ALS). It is currently in Phase 2 clinical development and has not been approved by the FDA. The drug is being studied in a randomized, double-blind, placebo-controlled trial to evaluate its safety and efficacy in patients with ALS.

What does COYA 302 target?

COYA 302 is a small molecule, but its specific molecular target has not been disclosed. The drug is being investigated for its potential to treat ALS, a neurodegenerative disease. Clinical trials are ongoing to determine its mechanism of action and therapeutic effects in patients.

Who makes COYA 302?

COYA 302 is being developed by Coya Therapeutics, Inc., a biopharmaceutical company traded on the NASDAQ under the ticker symbol COYA. The company is conducting a Phase 2 clinical trial of COYA 302 for the treatment of ALS.

What phase is COYA 302 in?

COYA 302 is currently in Phase 2 clinical development. It is an investigational drug and has not been approved by the FDA. The drug has received Fast Track designation from the FDA, which is intended to expedite the development and review of therapies for serious conditions with unmet medical needs.

What clinical trials is COYA 302 in?

COYA 302 is being studied in a Phase 2 clinical trial with the identifier NCT07161999, titled 'Study of COYA 302 for the Treatment of ALS'. This randomized, double-blind, placebo-controlled trial is recruiting 120 participants in the United States and Canada. The trial is currently active and recruiting patients aged 18 years and older.

Is COYA 302 the same as any other drug?

COYA 302 is a unique investigational drug developed by Coya Therapeutics. No alternative names have been reported for this compound. It is being studied specifically for the treatment of ALS and is not known to be identical to any other approved or investigational therapy.