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CDX-622

Phase 1

Healthy Participants | Small molecule | Other |Celldex Therapeutics, Inc.|Last Updated: Jul 2, 2026

Success Probability
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Market & Valuation
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Trial Design
RandomizedDouble-BlindPLACEBO_CONTROLLEDDMC
Total Trials1
Total Enrollment85
FDA Designations
No designations recorded
Clinical trial landscape

CDX-622 · 2 trials · 2 indications

Phase 1 2
NCT07330778A Study of CDX-622 in Participants With Mild to Moderate AsthmaMild to Moderate Asthma
RECRUITING12 Analytics
NCT06650761A Phase I Study of CDX-622Healthy Participants
COMPLETED85 Analytics
PHASE1RECRUITING
A Study of CDX-622 in Participants With Mild to Moderate Asthma
Mild to Moderate AsthmaUnlock trial analytics
PHASE1COMPLETED
A Phase I Study of CDX-622
Healthy ParticipantsUnlock trial analytics
Study Endpoints
Primary Endpoints
To evaluate the safety and tolerability profile of CDX-622 in adults with mild to moderate asthma.
Day 1 up to Day 85 (12 weeks)

Occurrence and incidence of Treatment-Emergent Adverse Events (TEAE) and serious adverse events during the study.

Safety as assessed by Toxicity Grading Scale for Healthy Adult and Adolescent Volunteers Enrolled in Preventive Vaccine Trials. Infusion reactions will be graded according to Common Terminology Criteria for Adverse Events (CTCAE) v5.0.
Day 1 up to Day 127

To evaluate the safety profile as determined by the incidence of adverse events in single or multiple ascending doses of CDX-622 or placebo comparator in healthy participants.

Secondary Endpoints
Change from baseline in fractional exhaled nitric oxide (FeNO) through week 12.
Day 1 up to Day 85 (12 weeks)
Change from baseline in absolute eosinophil count (AEC) through week 12.
Day 1 up to Day 85 (12 weeks)
Change from baseline through week 12 in serum biomarkers.
Day 1 up to Day 85 (12 weeks)
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
CDX-622EXPERIMENTALEligible participants will receive a single dose
Normal SalinePLACEBO_COMPARATOREligible participants will receive doses of Normal Saline by IV or SC
Interventions
NameTypeDescription
CDX-622DRUGAdministered Intravenously
Normal SalineDRUGUp to 4 infusions or 6 SC injections of normal saline
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Eligibility Criteria
Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites4

Key Inclusion Criteria: 1. Males and females, ≥ 18 years of age 2. Diagnosis of mild to moderate asthma for at least 12 months 3. Pre-bronchodilator forced expiratory volume in 1 second (FEV1) ≥ 70% of predicted normal 4. Airway reversibility ≥ 12% and 200 mL improvement in FEV1 5. Both males and f...

Countries:United States
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Recent Changes (Last 90 Days)
LOWJul 2, 2026NCT07330778startDate: changed
LOWJul 2, 2026NCT07330778startDate: changed
LOWJul 2, 2026NCT07330778startDate: changed
MEDIUMJun 4, 2026NCT06650761TRIAL_REMOVED: changed
LOWJun 4, 2026NCT07330778lastUpdatePostDate: changed
MEDIUMJun 4, 2026NCT06650761TRIAL_REMOVED: changed
LOWJun 4, 2026NCT07330778lastUpdatePostDate: changed
MEDIUMJun 4, 2026NCT06650761TRIAL_REMOVED: changed
LOWJun 4, 2026NCT07330778lastUpdatePostDate: changed
MEDIUMJun 4, 2026NCT06650761TRIAL_REMOVED: changed
LOWJun 4, 2026NCT07330778lastUpdatePostDate: changed
MEDIUMJun 4, 2026NCT06650761TRIAL_REMOVED: changed
LOWMay 27, 2026NCT07330778startDate: changed
LOWMay 27, 2026NCT07330778startDate: changed
LOWMay 26, 2026NCT07330778primaryCompletionDate: changed
HIGHMay 26, 2026NCT06650761Status: ACTIVE_NOT_RECRUITING → COMPLETED
LOWMay 24, 2026NCT07330778studyFirstPostDate: changed
LOWMay 24, 2026NCT06650761studyFirstPostDate: changed