Long Term Evaluation of Safety and Efficacy of Tildrakizumab in Patients With Psoriatic Arthritis

Inclusion Criteria:

• Subjects possess the ability to understand the requirements of the study.

• Subject has provided written informed consent as evidenced by signature on aninformed consent form approved by an institutional review board/EC.

• Agree to abide by the study restrictions, scheduled treatment, laboratoryassessments, other study procedures and return to the site for the requiredassessments.

• Subject with PsA who had met all eligibility criteria for the parent study, hadcompleted the parent study treatment period and has not developed any parentprotocol criteria for premature discontinuation of treatment or withdrawal from thestudy.

Exclusion Criteria:

• Female subjects of childbearing potential who do not agree to abstain fromheterosexual activity or practice a dual method of contraception.

• Female is pregnant or breastfeeding, or planning to become pregnant or initiatebreastfeeding while enrolled in the study or up to 17 weeks after the last dose ofIMP.

• Subject has previously been enrolled in this long-term extension study.

• Any condition that in the opinion of the Investigator represents an obstacle forstudy conduct and/or represents a potential unacceptable risk for the subject.