Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT05194358 · ClinicalTrials.gov registry record · Phase 1

Study of SIAN Nasal Spray in Healthy Adults

A Phase 1 study, sponsored by Emergent BioSolutions.

Completed
Registry status
Phase 1
Development phase
47
Enrollment target

NCT05194358: Completed Phase 1 study, sponsored by Emergent BioSolutions.

NCT05194358 is a Phase 1 study that has completed, run by Emergent BioSolutions. The registered enrollment target is 47 participants, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (22% lower). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT05194358, a Phase 1 study, has completed, sponsored by Emergent BioSolutions.

COMPLETED
Registry status
Phase 1
Development phase
47 participants
Enrollment target

Study Summary

This study is designed to evaluate the safety, tolerability, pharmacokinetics (PK) and pharmacodynamics (PD) of single ascending doses of Stabilized Isoamyl Nitrite (SIAN) nasal spray in healthy subjects.

Primary Outcome

Incidence of related SAEs

Interventions

  • DRUG Stabilized Isoamyl Nitrite (SIAN)

Trial Details

FieldValue
Enrollment Target 47 participants
Start Date 2021-12-21
Est. Completion 2023-10-13
Phase Phase 1
Emergent BioSolutions

34 total trials

What the finished NCT05194358 record still lists

NCT05194358 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 47 participants, a relatively small participant target, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (22% lower).

The record links to 0 conditions, and to 1 intervention - of which Stabilized Isoamyl Nitrite (SIAN) is the first listed.

NCT05194358 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT05194358 about?

NCT05194358 is a clinical study titled "Study of SIAN Nasal Spray in Healthy Adults". This study is designed to evaluate the safety, tolerability, pharmacokinetics (PK) and pharmacodynamics (PD) of single ascending doses of Stabilized Isoamyl Nitrite (SIAN) nasal spray in healthy subjects.

What is the current status of trial NCT05194358?

This trial is currently completed. It is a Phase 1 study. The enrollment target is 47 participants. The study started on 2021-12-21. Estimated completion is 2023-10-13.

What interventions are being tested in trial NCT05194358?

The interventions under investigation include: Stabilized Isoamyl Nitrite (SIAN) (DRUG).

Who is sponsoring clinical trial NCT05194358?

This trial is sponsored by Emergent BioSolutions, which has 34 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT05194358's enrollment target sits among peer trials

47 1053rd of 2000 higher than 943 of 2,000 other Phase 1 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 1 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT03313011 · 47 participants

    The Neurobiology of Two Distinct Types of Progressive Apraxia of Speech

  • NCT03467516 · 47 participants · Phase 2

    Adoptive Transfer of Tumor Infiltrating Lymphocytes for Metastatic Uveal Melanoma

  • NCT03886662 · 47 participants · Phase 1

    A Study of LB-100 in Patients With Low or Intermediate-1 Risk Myelodysplastic Syndromes (MDS)

  • NCT04013802 · 47 participants · Phase 1

    TETRAVI Multivirus CTL for Treatment of EBV, CMV, Adenovirus, and BK Infections Post Allogeneic SCT.

Similar registry start date

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

  • NCT07125183 · started 2026-12 · Phase 2

    Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma

  • NCT07292298 · started 2026-11 · Phase 2

    Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates

  • NCT04263285 · started 2026-10 · NA

    Treatment of Depression Post-SCI

Source: ClinicalTrials.gov NCT05194358, the US trial registry maintained by the National Library of Medicine. NCT05194358 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.