Overview

TD-1473 Long-Term Safety (LTS) Ulcerative Colitis (UC) Study

Status:
Active, not recruiting
Trial end date:
2028-09-01
Target enrollment:
0
Participant gender:
All
Summary
A 3-Year Multi-Center, Long-Term Safety (LTS) Study to Evaluate the Safety and Tolerability of TD-1473 in Subjects with Ulcerative Colitis who have participated in the Maintenance Study of Protocol 0157
Phase:
Phase 2/Phase 3
Accepts Healthy Volunteers?
No
Details
Lead Sponsor:
Theravance Biopharma
Criteria
Inclusion Criteria:

To be eligible for the study, subjects are required to enter the LTS Study within 14 days
of exiting the Maintenance Study of Protocol 0157 and must meet all the following criteria:

- Capable of providing informed consent, which must be obtained prior to any study
related procedures.

- One of the following:

- Those who demonstrated persistent loss of response (no improvement 8 weeks after
meeting loss of response criteria) OR

- Two Clinical Flares after an episode of loss of response during the Maintenance
Study OR

- Those who have completed the Maintenance Study and confirmation of clinical
remission status results are available

- During the study and for 7 days after receiving the last dose of the study drug,
females of childbearing potential or men capable of fathering children must agree to
use highly effective birth control measures (failure rate <1% when used consistently
and correctly)) or agree to abstain from sexual intercourse. Females of childbearing
potential must test negative for pregnancy at Day 1

- All male subjects must agree to refrain from semen donation during the study and for 7
days after the last dose of study drug.

- Must be able and willing to adhere to the study visit schedule and comply with other
study requirements.

Exclusion Criteria:

- Has symptoms suggestive of fulminant colitis, megacolon or intestinal perforation

- Likely to require surgery for UC or other major surgeries

- Has previously received / is currently receiving prohibited medications

- Has been diagnosed during Protocol 0157 with Crohn's disease, other colitis conditions
or the subject has a current or past diagnosis of a fistula or abdominal abscess

- Has endoscopic findings during Protocol 0157 of colitis-associated colonic dysplasia
(with the exception of subjects with non-colitis associated spontaneous adenomas that
have been completely resected)

- Has clinically significant abnormalities in laboratory evaluations

- Additional exclusion criteria apply