Study to compare 2 treatment strategies in Crohn's Disease patients treated with Ustekinumab

Recruitment & Eligibility

Status: Authorised-recruitment may be ongoing or finished

Sex: All

Target Recruitment: 650

Inclusion Criteria

1) Male or female =18 years of age
2) Have active moderate to severe Crohn’s disease
3) Has had an inadequate response with, lost response to, was intolerant to, or had medical contraindications to either:
•conventional therapy, or
•one previous biologic therapy approved for the treatment of Crohn’s disease in the countries in which the study is conducted.
4) Adhere to the following requirements for concomitant medication for the treatment of Crohn’s disease.
5) Are eligible according to tuberculosis (TB) infection screening criteria
6) Must sign an informed consent form (ICF) (or their legally acceptable representative if applicable must sign) indicating that he or she understands the purpose of, and procedures required for, the study and is willing to participate in the study
7) A woman of childbearing potential must have a negative highly sensitive serum pregnancy test at screening, and a negative urine pregnancy test at Week 0.
8) Contraceptive use by men or women should be consistent with local regulations regarding the use of contraceptive methods for subjects participating in clinical studies.
9) A woman must agree not to donate eggs for the purposes of assisted reproduction during the study and for 15 weeks after the last study drug administration.
10) During the study and for 15 weeks after receiving the last dose of study drug, in addition to a highly effective method of contraception, a man
- who is sexually active with a woman of childbearing potential must agree to use a barrier method of contraception
- must agree not to donate sperm.
11) Willing and able to adhere to the prohibitions and restrictions specified in this protocol.
Are the trial subjects under 18? no
Number of subjects for this age range:
F.1.2 Adults (18-64 years) yes
F.1.2.1 Number of subjects for this age range 600
F.1.3 Elderly (>=65 years) yes
F.1.3.1 Number of subjects for this age range 50

Exclusion Criteria

1)Has complications of Crohn’s disease such as symptomatic strictures or stenoses, short gut syndrome, or any other manifestation that might be anticipated to require surgery,could preclude the use of the CDAI to assess response to therapy, or would possibly confound the ability to assess the effect of treatment with ustekinumab.
2) Currently has or is suspected to have an abscess. Recent cutaneous and perianal abscesses are not exclusionary if drained and adequately treated at least 3 weeks prior to baseline, or 8 weeks prior to baseline for intra-abdominal abscesses, provided there is no anticipated need for any further surgery.
Subjects with active fistulas may be included if there is no anticipation of a need for surgery and there are currently no abscesses identified.
3) Has had any kind of bowel resection within 6 months prior to baseline.
4) Has a draining stoma or ostomy.
5) Has received more than one previous biologic therapy approved for the treatment of Crohn’s disease in the countries in which the study is conducted.
6) Has previously received a biologic agent targeting IL-12 and/or IL-23, including but not limited to ustekinumab.
7) Has received any of the following prescribed medications or therapies within the specified period:
a. IV corticosteroids <3 weeks prior to baseline.
b. Other oral immunomodulatory agents <6 weeks prior to baseline.
c. Non-autologous stem cell therapy or biologic agents that deplete B or T cells
d. Vedolizumab <12 weeks prior to baseline.
e. Anti-TNF biologic agents or other agents intended to suppress or eliminate TNF <8 weeks prior to baseline.
f. Any investigational drug within 4 weeks before first administration of study drug or within 5 half-lives of the investigational drug, whichever is longer.
g. Treatment with apheresis or total parenteral nutrition as a treatment for
Crohn’s disease <3 weeks prior to baseline.
8) Has received a Bacille Calmette-Guérin vaccination within 12 months or any other live bacterial or live viral vaccination within 12 weeks of baseline.
9) Have a stool culture or other examination positive for an enteric pathogen, including Clostridium difficile toxin, in the last 4 months unless a repeat examination is negative and there are no signs of ongoing infection with that pathogen.
10) Has a history of, or ongoing, chronic or recurrent infectious disease, including but not limited to, chronic renal infection, chronic chest infection, recurrent urinary tract infection, or open, draining, or infected skin wounds or ulcers.
11) Has current signs or symptoms of infection. Established nonserious infections need not be considered exclusionary at the discretion of the investigator.
12) Has a history of serious infection, including any infection requiring hospitalization or IV antibiotics, for 8 weeks prior to baseline.
13) Has evidence of a herpes zoster infection =8 weeks prior to baseline.
14) Has a history of latent or active granulomatous infection, including histoplasmosis or coccidioidomycosis, prior to screening.
15) Has evidence of current active infection, including TB, or a nodule suspicious for lung malignancy on screening or any other available chest radiograph, unless definitively resolved surgically or by additional imaging and with source document confirmation.
16) Has or ever has had a nontuberculous mycobacterial infection or serious opportunistic infection
17) Is known to be infected with HIV, hepatitis B, or hepatitis C.
18) Has severe, progressive, or u

Study & Design

Study Type: Interventional clinical trial of medicinal product

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method

Secondary Outcome Measures

Name	Time	Method

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