Phase 3 Study of KP-100LI in Subjects With Vocal Fold Scar

NCT ID: NCT05627648

Last Updated: 2025-12-05

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

RECRUITING

Clinical Phase

PHASE3

Total Enrollment

62 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-12-01

Study Completion Date

2027-02-28

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

The purpose of this study is to confirm the efficacy and safety of KP-100LI, a intracordal formulation containing recombinant human dHGF as the active pharmaceutical ingredient, for voice function improvement therapy in patients with vocal fold scar (including vocal fold sulcus).

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

Vocal Fold Scar

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Investigators Outcome Assessors

Study Groups

Review each arm or cohort in the study, along with the interventions and objectives associated with them.

KP-100LI

Intracordal injection, 20 mcg once per week, 3 weeks

Group Type ACTIVE_COMPARATOR

KP-100LI

Intervention Type DRUG

Intracordal injection, 20 mcg once per week, 3 weeks

Placebo

Intracordal injection, once per week, 3 weeks

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Intracordal injection, once per week, 3 weeks

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

KP-100LI

Intracordal injection, 20 mcg once per week, 3 weeks

Intervention Type DRUG

Placebo

Intracordal injection, once per week, 3 weeks

Intervention Type DRUG

Other Intervention Names

Discover alternative or legacy names that may be used to describe the listed interventions across different sources.

Hepatocyte Growth Factor HGF

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

1. 18 years to 75 years
2. Presence of bilateral vocal fold scar or sulcus diagnosed
3. No other vocal lesion or vocal movement disorder
4. Voice Handicap Index-10 (VHI-10) score of 11 or higher
5. No laryngoplasty, collagen or lipid infusion to vocal cord, removal scar, fascial graft, or administration of steroid or hyaluronic acid to vocal cord

Exclusion Criteria

1. No movement disorders of the vocal fold including paralysis
2. Airway disease caused by burn
3. History of malignant tumor
4. History of allergy to local anesthesia agent
5. With impaired coagulation-fibrinolysis, or taking anticoagulant or antiplatelet drugs
6. Serious concomitant disease
7. Pregnant (including suspected), nursing, wishing to become pregnant, or unable to prevent conception during the trial period using contraceptive methods
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

Kringle Pharma, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

Responsibility Role SPONSOR

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

Daichika Hayata

Role: STUDY_DIRECTOR

Kringle Pharma, Inc.

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

Fujita Health University Hospital

Toyoake, Aichi-ken, Japan

Site Status RECRUITING

Fukuoka Sanno Hospital

Fukuoka, Fukuoka, Japan

Site Status RECRUITING

Kurume University Hospital

Kurume, Fukuoka, Japan

Site Status RECRUITING

University Hospital Kyoto Prefectural University of Medicine

Kamigyō-ku, Kyoto, Japan

Site Status RECRUITING

Tohoku University Hospital

Sendai, Miyagi, Japan

Site Status RECRUITING

Kawasaki Medical School Hospital

Kurashiki, Okayama-ken, Japan

Site Status RECRUITING

Nihon University Hospital

Chiyoda-ku, Tokyo, Japan

Site Status RECRUITING

Sanno Medical Center

Minato-Ku, Tokyo, Japan

Site Status RECRUITING

Countries

Review the countries where the study has at least one active or historical site.

Japan

Central Contacts

Reach out to these primary contacts for questions about participation or study logistics.

Daichika Hayata

Role: CONTACT

+81-6-7653-6728

Hideo Murakami

Role: CONTACT

+81-6-7653-6728

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

KP-100-FD001

Identifier Type: -

Identifier Source: org_study_id

More Related Trials

Additional clinical trials that may be relevant based on similarity analysis.