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NCT07449572
A Phase 1/2A, Randomized, Double-Blind Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of HT31-1 (hCitH3-mAb) in Healthy Volunteers and in Patients With Mild-to-Moderate ARDS: Part A (Healthy Volunteers)
Phase 1 trial testing HT31-1 in ARDS (Acute Respiratory Distress Syndrome) in 24 participants. Currently enrolling.
1 November 2026
Quick facts
| Lead sponsor | HTIC, Inc |
|---|---|
| Phase | Phase 1 |
| Status | Recruiting now |
| Study type | INTERVENTIONAL |
| Allocation | randomized |
| Design | sequential |
| Masking | triple |
| Primary purpose | treatment |
| Enrollment | 24 |
| Start date | 1 May 2026 |
| Primary completion | 1 November 2026 |
| Estimated completion | 1 November 2026 |
| Sites | 2 locations across United States |
Drugs / interventions tested
- HT31-1 — full drug profile →
- Saline (0.9%, sterile, for infusion) — full drug profile →
Conditions studied
- ARDS (Acute Respiratory Distress Syndrome) — all drugs for ARDS (Acute Respiratory Distress Syndrome) →
Sponsor
HTIC, Inc — full company profile →
Who can join
Adults 18 to 65, any sex, with ARDS (Acute Respiratory Distress Syndrome). Healthy volunteers can join.
What's being measured
Primary outcomes are the specific endpoints the trial is designed to prove or disprove.
-
Incidence of Adverse Events (AEs) and Serious Adverse Events (SAEs)
Time frame: 0-28 days
The number and percentage of participants experiencing treatment-emergent adverse events (TEAEs) and serious adverse events (SAEs) following administration of HT31-1. -
Assess dose-limiting toxicities (DLTs)
Time frame: 0-28 days
Number and percentage of participants experiencing DLTs at each dose level.
Sponsor's own description
This Phase 1/2A, randomized, double-blind study will evaluate the safety, tolerability, and pharmacokinetics (PK) of HT31-1 (hCitH3-mAb) in healthy adult volunteers and in patients with mild-to-moderate acute respiratory distress syndrome (ARDS) due to an infectious source. The current trial (Part A) focuses on single ascending doses (SAD) in healthy volunteers to characterize the safety profile, PK parameters, and immunogenicity of HT31-1. Emerging data from this phase will inform dose selection for the subsequent Part B study in ARDS patients and help establish the recommended Phase 2 dose (RP2D). Additionally, exploratory pharmacodynamic and biomarker assessments will be performed to evaluate target engagement and potential early biological activity.
Publications & conference data
No peer-reviewed publications indexed yet for this trial.
Verify or expand the search:
- PubMed search for NCT07449572
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
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Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT07449572 (US National Library of Medicine, public domain)
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by HTIC, Inc
- Last refreshed: 20 May 2026
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT07449572.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing