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Long-term Safety and Efficacy Evaluation of Lunsekimig in Adult Participants With Chronic Rhinosinusitis With Nasal Polyps (CRSwNP) Who Completed a Previous Lunsekimig CRSwNP Study

A Single-arm Extension Study to Investigate the Long-term Safety, Tolerability, and Efficacy of Lunsekimig in Adult Participants With Inadequately Controlled Chronic Rhinosinusitis With Nasal Polyps (CRSwNP) Who Completed a Previous Lunsekimig CRSwNP Clinical Study

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06914908
Enrollment
64
Registered
2025-04-07
Start date
2025-05-12
Completion date
2031-01-29
Last updated
2026-03-10

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic Rhinosinusitis With Nasal Polyps

Brief summary

This is a single-arm extension study to investigate the long-term safety, tolerability, and efficacy of lunsekimig in adult participants with inadequately controlled CRSwNP who have completed a previous lunsekimig CRSwNP clinical study (also referred to as the parent study ACT18207). The study duration will be up to approximately 56 weeks per participant, 52 weeks of treatment period, and 4 weeks of follow-up.

Interventions

Pharmaceutical form: solution for injection Route of administration: subcutaneous

Pharmaceutical form: Intranasal spray Route of administration: intranasal

Sponsors

Sanofi
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Healthy volunteers
No

Inclusion criteria

* Participants who have completed the treatment period and the follow up period in CRSwNP lunsekimig parent study, including EOS visit, as per protocol. * Participants receiving therapy with intranasal mometasone furoate nasal spray (MFNS). * Participants who are able and willing to participate in this extension study, and to comply with requested study visits and procedures.

Exclusion criteria

Participants are excluded from the study if any of the following criteria apply: * Prior hypersensitivity reaction to lunsekimig or to any of the excipients used in the presentation or in preparation for administration of lunsekimig, or other allergy that, in the opinion of the Investigator, contraindicates participation in the study. * Concurrent participation in any clinical study other than the parent study, including non-interventional studies. * Participants who, during their participation in the parent study, developed an adverse event (AE) or a serious adverse event (SAE) deemed related to lunsekimig, which in the opinion of the Investigator could indicate that continued treatment with lunsekimig may present an unreasonable risk for the participant. NOTE: The above information is not intended to contain all considerations relevant to a patient's potential participation in a clinical trial

Design outcomes

Primary

MeasureTime frame
Incidence of participants with treatment-emergent adverse events (TEAEs) includingFrom baseline to end of study (approximately 56 weeks)

Secondary

MeasureTime frameDescription
Change in SNOT-22 total scoreFrom the parent study baseline to Week 52The SNOT-22 is a 22-item health-related outcomes assessment. The 22-question SNOT-22 is scored as 0 (no problem) to 5 (problem as bad as it can be) with a total range from 0 to 110 (higher scores indicate poorer outcomes).
Change in rhinosinusitis visual analog scale (VAS)From the parent study baseline to Week 52The VAS for rhinosinusitis is used to evaluate the total severity. The participant is asked to indicate along a 10 centimeter straight horizontal line (VAS) the answer to the question: "How troublesome are your symptoms of your rhinosinusitis". The VAS ranks from 0 (Not troublesome) to 10 (Worst thinkable troublesome) and is measured in centimeters
Change in University of Pennsylvania Smell Identification Test (UPSIT) scoreFrom the parent study baseline to Week 52The UPSIT test is a rapid and easy-to-administer method to quantitatively assess human olfactory function. The test consists of four booklets, each containing 10 odorants with one odorant per page. Above each odorant strip is a multiple-choice question with four alternative words to describe the odor. Score depends on the amount of answers out of 40 possible correct answers.
Serum lunsekimig concentrationsFrom baseline to end of study (approximately 56 weeks)
Anti-drug antibodies (ADA) against lunsekimigFrom baseline to end of study (approximately 56 weeks)

Countries

Argentina, Belgium, Bulgaria, Poland, United Kingdom, United States

Contacts

CONTACTTrial Transparency email recommended (Toll free for US & Canada)
Contact-US@sanofi.com800-633-1610

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 11, 2026