A Study to Evaluate the Safety and Efficacy of FB102 in Patients With Non-segmental Vitiligo

Inclusion Criteria:

1. Males and females aged ≥ 18 to 75 years at time of Screening.

2. Must have confirmed non-segmental vitiligo criteria at the Screening Visit and theBaseline Visit, as assessed by the study investigator.

3. If receiving concomitant medications for any reason other than vitiligo, must be ona stable regimen, which is defined as not starting a new drug or changing dosagewithin 7 days or 5 half-lives (whichever is longer) prior to Day 1. Participant mustbe willing to stay on a stable regimen during the duration of the study.

Note: There are additional inclusion criteria. The study center will determine if participant meets all of the criteria

Exclusion Criteria:

1. Currently have active forms of other hypopigmentation (including but not limited toVogt-Koyanagi-Harada disease, malignancy-induced hypopigmentation [melanoma andmycosis fungoides], post-inflammatory hypopigmentation, pityriasis alba [minormanifestation of atopic dermatitis], senile leukoderma [age-related depigmentation],chemical/drug-induced leukoderma, ataxia telangiectasia, tuberous sclerosis,melasma, and congenital hypopigmentation disorders including piebaldism, Waardenburgsyndrome, hypomelanosis of Ito, incontinentia pigmenti, dyschromatosis symmetricahereditaria, xeroderma pigmentosum, and nevus depigmentosus).

2. Currently have active forms of inflammatory skin disease(s) or evidence of skinconditions (including but not limited to morphea, discoid lupus, leprosy, syphilis,psoriasis, seborrheic dermatitis) at the time of the Screening or Day 1 Visit thatin the opinion of the investigator would interfere with evaluation of vitiligo orresponse to treatment.

3. Greater than approximately 33% leukotrichia (depigmentation of the hair) in areas ofvitiligo on the face as assessed by a healthcare professional at the time ofscreening.

Note: There are additional exclusion criteria. The study center will determine if participant meets all of the criteria