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

NCT05565729 · ClinicalTrials.gov registry record · Phase 1

A Phase I Study of LY3471851 in Healthy Participants

A Phase 1 study, sponsored by Nektar Therapeutics.

Completed
Registry status
Phase 1
Development phase
41
Enrollment target

NCT05565729: Completed Phase 1 study, sponsored by Nektar Therapeutics.

NCT05565729 is a Phase 1 study that has completed, run by Nektar Therapeutics. The registered enrollment target is 41 participants, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (32% lower). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT05565729, a Phase 1 study, has completed, sponsored by Nektar Therapeutics.

COMPLETED
Registry status
Phase 1
Development phase
41 participants
Enrollment target

Study Summary

The purpose of this study is to compare two different formulations (test \& reference) of LY3471851 in healthy participants. This study will compare how much of each formulation gets into the blood stream and how long it takes the body to remove it. Information about any side effects that may occur will also be collected. Participants will remain in the study for about 12 weeks, after receiving the study drug that is LY3471851.

Primary Outcome

PK: Cmax of LY3471851

Interventions

  • DRUG Placebo
  • DRUG LY3471851
  • DRUG Levocetirizine

Trial Details

FieldValue
Enrollment Target 41 participants
Start Date 2022-10-05
Est. Completion 2023-02-23
Phase Phase 1
Nektar Therapeutics

37 total trials

What the finished NCT05565729 record still lists

NCT05565729 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 41 participants, a relatively small participant target, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (32% lower).

The record links to 0 conditions, and to 3 interventions - of which Placebo is the first listed.

NCT05565729 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT05565729 about?

NCT05565729 is a clinical study titled "A Phase I Study of LY3471851 in Healthy Participants". The purpose of this study is to compare two different formulations (test \& reference) of LY3471851 in healthy participants. This study will compare how much of each formulation gets into the blood stream and how long it takes the body to remove it. Information about any side effects that may occur ...

What is the current status of trial NCT05565729?

This trial is currently completed. It is a Phase 1 study. The enrollment target is 41 participants. The study started on 2022-10-05. Estimated completion is 2023-02-23.

What interventions are being tested in trial NCT05565729?

The interventions under investigation include: Placebo (DRUG), LY3471851 (DRUG), Levocetirizine (DRUG).

Who is sponsoring clinical trial NCT05565729?

This trial is sponsored by Nektar Therapeutics, which has 37 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT05565729's enrollment target sits among peer trials

41 1125th of 2000 higher than 871 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

  • NCT03449238 · 41 participants · Phase 1

    Pembrolizumab And Stereotactic Radiosurgery (Srs) Of Selected Brain Metastases In Breast Cancer Patients

  • NCT03900793 · 41 participants · Phase 1

    Losartan + Sunitinib in Treatment of Osteosarcoma

  • NCT04082520 · 41 participants · Phase 2

    Lutathera for the Treatment of Inoperable, Progressive Meningioma After External Beam Radiation Therapy

  • NCT04220190 · 41 participants · Phase 2

    RAPA-501 Therapy for ALS

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 NCT05565729, the US trial registry maintained by the National Library of Medicine. NCT05565729 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.