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# Study to Evaluate the Safety, Tolerability and How IBI3013 is Taken up and Processed by the Body in Healthy Volunteers After Single-dose Administration, and in Non-segmental Vitiligo Patients and Alopecia Areata Patients After Multiple-dose Administration

NCT07554222

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

Phase

Phase 1

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

Recruitment status

Recruiting

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

Participants

160

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

Lead sponsor

Innovent Biologics (Suzhou) Co. Ltd.

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

Start date

2026-04-18

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

Number of sites

1

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

## Title and summary

**Summary**

A multicenter clinical study to evaluate the safety, PK characteristics, immunogenicity characteristics, and PD characteristics of IBI3013 in healthy trial participants and active non-segmental vitiligo trial participants and severe alopecia areata trial participants. The study is divided into 2 parts, with Part 1 involving healthy trial participants lasting up to 24 weeks, and Part 2 involving active non-segmental vitiligo trial participants and severe alopecia areata trial participants lasting up to 48 weeks.

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Short title**

Study to Evaluate the Safety, Tolerability and How IBI3013 is Taken up and Processed by the Body in Healthy Volunteers After Single-dose Administration, and in Non-segmental Vitiligo Patients and Alopecia Areata Patients After Multiple-dose Administration

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Official title**

Evaluation of the Safety, Tolerability, and Pharmacokinetics of Single-dose Administration of IBI3013 in Healthy Adult Trial Participants and Multiple-dose Administration in Active Non-segmental Vitiligo Trial Participants and Severe Alopecia Areata Trial Participants - a Randomized, Double-blind, Placebo-controlled, Dose-escalation Study

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

## Status and phase

**Control arm**

Placebo

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Registry reports results**

No

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Listing at source**

Listed

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Recruitment status**

Recruiting

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Phase**

Phase 1

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Study type**

Interventional

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

## Dates

**Completion date**

2028-12-31

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**First posted**

2026-04-28

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Registry last updated**

2026-04-28

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Primary completion date**

2027-12-31

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Start date**

2026-04-18

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

## Size and sites

**Participants**

160

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Participant count basis**

Estimated

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Planned participants**

160

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Protocol amendments**

0

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Number of sites**

1

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

## Sponsor and oversight

**Registry sponsor category**

Industry

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Lead sponsor**

Innovent Biologics (Suzhou) Co. Ltd.

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Source registry**

ClinicalTrials.gov

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

## Identifiers

**Registry ID**

NCT07554222

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**ClinicalTrials.gov ID**

NCT07554222

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

**Registry record**

Open registry record

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

## Study design

**Allocation**

Randomised

**Model**

Parallel groups

**Purpose**

Treatment

**Masking**

Single masking

**Masked roles**

Participants

Sources for study design

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

## Outcomes

### Primary outcomes

1. Part 1: Number of participants with at least one treatment-emergent adverse event  
Timeframe: up to 24 weeks
2. Part 1: Number of participants with at least one Serious treatment-emergent adverse event  
Timeframe: up to 24 weeks
3. Part 2: Number of participants with at least one treatment-emergent adverse event  
Timeframe: up to 48 weeks
4. Part 2: Number of participants with at least one Serious treatment-emergent adverse event  
Timeframe: up to 48 weeks

### Secondary outcomes

1. Part 1: Cmax following a single dose of IBI3013.  
Timeframe: up to 24 weeks
2. Part 1: Tmax following a single dose of IBI3013.  
Timeframe: up to 24 weeks
3. Part 1: AUC following a single dose of IBI3013.  
Timeframe: up to 24 weeks
4. Part 1: Cmin following a single dose of IBI3013.  
Timeframe: up to 24 weeks
5. Part 1: CL/F or CL following a single dose of IBI3013.  
Timeframe: up to 24 weeks
6. Part 1: Vd/F or Vd following a single dose of IBI3013.  
Timeframe: up to 24 weeks
7. Part 1: T1/2 following a single dose of IBI3013.  
Timeframe: up to 24 weeks
8. Part 1: Positive rate of anti-drug antibody following a single dose of IBI3013.  
Timeframe: up to Day85
9. Part 2: Cmax following multiple doses of IBI3013.  
Timeframe: up to 48 weeks
10. Part 2: Tmax following multiple doses of IBI3013.  
Timeframe: up to 48 weeks
11. Part 2: AUC following multiple doses of IBI3013.  
Timeframe: up to 48 weeks
12. Part 2: Cmin following multiple doses of IBI3013.  
Timeframe: up to 48 weeks
13. Part 2: CL/F following multiple doses of IBI3013.  
Timeframe: up to 48 weeks
14. Part 2: Vd/F following multiple doses of IBI3013.  
Timeframe: up to 48 weeks
15. Part 2: T1/2 following multiple doses of IBI3013.  
Timeframe: up to 48 weeks
16. Part 2: Positive rate of anti-drug antibody following multiple doses of IBI3013.  
Timeframe: up to 28 weeks

Sources for outcomes

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

## Eligibility

**Sex**

All

**Age groups**

Adults, Older adults

**Minimum age**

18 Years

**Maximum age**

80 Years

**Healthy volunteers**

Yes

### Inclusion criteria

1. Part 1 - Healthy trial participants: Understand and voluntarily sign the informed consent form;
2. Part 1 - Healthy trial participants: Age between 18-45 years (inclusive), male or female;
3. Part 1 - Healthy trial participants: Weight between 50-120 kg (inclusive), and BMI between 17.0-28.0 kg/m2 (inclusive);
4. Part 2 - Active non-segmental vitiligo trial participants: 18-65 years old (inclusive), male;
5. Part 2 - Active non-segmental vitiligo trial participants: Diagnosed with non-segmental vitiligo for ≥3 months and <2 years;
6. Part 2 - Active non-segmental vitiligo trial participants: Total affected BSA 3-50%, and facial affected BSA ≥ 0.5%; T-VASI 3-50 (inclusive), and F-VASI ≥0.5; ≥1 active lesion;
7. Part 2 - : Male participants of reproductive potential agree to use highly effective contraception and avoid sperm donation for 6 months after the last dose.
8. Part 2 - Severe alopecia areata trial participants: 18-60 years old (inclusive), male;
9. Part 2 - Severe alopecia areata trial participants: Meet the following severe alopecia areata criteria: a) SALT ≥50% (i.e., AA-IGA 3-4 grade) b) No spontaneous remission in the past 6 months (spontaneous remission defined as SALT reduction by ?10 points) c) Current duration of severe alopecia areata ≥6 months and <4 years;
10. All participants: Participants of reproductive potential agree to use highly effective contraception and avoid sperm or egg donation for 6 months after the last dose.

### Exclusion criteria

1. All participants: Those who are allergic to any component of IBI3013;
2. All participants: Those who cannot tolerate subcutaneous injection;
3. All participants: History of live or attenuated live vaccine within 30 days prior to randomization, or expected to receive such vaccines during the study period until 3 months after the last dose of the investigational drug;
4. All participants: Donated blood or lost ≥400 mL of blood within 3 months before screening;
5. All participants: History of herpes zoster or disseminated herpes simplex (single episode), or recurrent (more than one episode) localized herpes zoster;
6. All participants: Known history of active tuberculosis or clinical manifestations suggestive of tuberculosis, or positive interferon-gamma release assay unsuitable for participation;
7. All participants: Abnormal vital signs, serum virology tests, laboratory tests, ECG, or other examinations with clinical significance, and deemed unsuitable for the study by the investigator;
8. All participants: Received specific treatment within the time frame specified in the protocol, or participated in other investigational drug studies within the specified time;
9. All participants: History of drug abuse, drug dependence, or positive drug screening results during the screening period within 12 months;
10. All participants: Pregnant or lactating women;
11. All participants: Coexisting diseases at screening or previously, deemed unsuitable for clinical trials;
12. Active non-segmental vitiligo/Severe alopecia areata trial participants: Previous or coexisting diseases, which may affect the efficacy or safety evaluation of the study as assessed by the investigator;
13. Active non-segmental vitiligo trial participants: Coexisting segmental, undetermined type, or mixed-type vitiligo, or other skin pigmentation disorders, or other skin-related abnormalities that may affect the assessment of the study;
14. Severe alopecia areata trial participants: Currently diagnosed with primary diffuse AA or ophiasis AA; or other types of hair loss that may interfere with AA evaluation;
15. Severe alopecia areata trial participants: Previously received oral JAK inhibitors with poor response; 16\. Severe alopecia areata trial participants: Acute myocardial infarction, unstable ischemic heart disease, stroke, chronic heart failure (NYHA class III/IV) within 12 weeks prior to screening; or previous history of deep vein thrombosis, or high risk of deep vein thrombosis as assessed by the investigator; or severe neuropsychiatric disorder, deemed unsuitable for the study by the investigator.

Sources for eligibility

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

## Sites

- Huashan Hospital, Fudan UniversityShanghai, ChinaRecruiting

Sources for sites

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07554222)

## Related records

### Drugs (1)

- [Baricitinib](https://trialight.com/data/asset/baricitinib-dde0cdc5-8f75-41b1-bc92-b187471c63df.md)

### Lead sponsors (1)

- [Innovent Biologics (Suzhou) Co. Ltd.](https://trialight.com/data/company/innovent-biologics-suzhou-co-ltd-cd395d6d-f2bc-41a8-9a5c-6d6d1871bceb.md)

### Conditions (1)

- [Alopecia areata](https://trialight.com/data/condition/alopecia-areata-8709d8ab-db3b-57e6-88fa-7d7ae93d4561.md)

### Targets (2)

- [JAK1](https://trialight.com/data/target/jak1-c22a6fc9-26d6-5daa-a0f4-71cd08b3c5e1.md)
- [JAK2](https://trialight.com/data/target/jak2-6d06f09e-903b-5a13-9d7a-79efa991190f.md)

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