The Gut Study

Currently Recruiting

4 Dec 2025 to 5 Jun 2026

Up to $14,480

The investigational treatment is being developed as a potential future therapy for inflammatory bowel disease (IBD), including ulcerative colitis (UC) and Crohn’s disease (CD). This is the first step in evaluating the treatment’s safety and how it behaves in the body before testing its effectiveness in patients with these conditions. 

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Join our clinical trial

The investigational treatment is being developed as a potential future therapy for inflammatory bowel disease (IBD), including ulcerative colitis (UC) and Crohn’s disease (CD). This is the first step in evaluating the treatment’s safety and how it behaves in the body before testing its effectiveness in patients with these conditions. 

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Why participate?

As a participant, you’ll receive the study medication and undergo assessments to monitor how your body responds. Your involvement will provide essential data that can help guide future research. 

  • Contribute to scientific research that may support the development of future treatment options. 
  • Help researchers understand how the investigational drug is absorbed and processed in the body.

Trial details

Study duration

4-night stay, 3-night stay, 4-night stay and 12 follow-up visits

Study medication

Administered via subcutaneous (SC) or intravenous (IV) infusion.

Ethics

An independent ethics committee has approved this clinical trial. 

Additional eligibility

  • Asian heritage
  • Females: postmenopausal, surgically sterile, or using two effective birth control methods (condom plus hormonal birth control, non-hormonal IUD, tubes tied, or partner with vasectomy). 
  • Males: use two effective birth control methods (condom plus one of the methods listed above) and no sperm donation. 
  • Body weight ≥50 kg. 

Are you a match?

Age

18 - 55 years old

Remuneration

Up to $14,480 *with screening reimbursement. Please see T&Cs.

Gender

Male or Female

BMI

BMI 18 - 32 kg/m2

Commitment

11 nights, 12 clinic visits

Medical condition

Not taking any medications

Register Your Interest

This form takes around 3–5 minutes to complete. Your information will remain confidential and is used only to assess your eligibility for current or future research studies.
Step 1 of 3
Contact Information




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Nucleus Network does not currently conduct clinical trials in your state. If you would like to receive study information should this situation change, please complete and submit this form.
Personal Information

This includes registering your interest with the Centre for Clinical Studies, Q-Pharm or Nucleus Network

Please call us on 1800 243 733 or schedule a call.


What is your date of birth?
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You need to be at least 18 years old to participate in clinical trials.


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Step 2 of 3
Medical History

We regularly have studies that allow participants who are (social) smokers.

We define an allergy as severe if symptoms include mouth/throat/face swelling, shortness of breath or a whole-body rash, or if it required hospitalisation

We regularly have studies that allow for/require participants with asthma.



We regularly have studies that allow for/require participants with medical conditions.

Medications & Contraception Requirements

We regularly have studies that allow participants with depression that is well-managed on a stable dose of medication.

If the only prescription medication you currently use is hormonal contraception and/or Ventolin, please select No above. We regularly have studies that allow for participants who take a stable dose of prescription medication.


  • Abstinence from sex with anyone of the opposite sex for at least 2 months
  • Using a condom + your female sexual partner(s) using a separate form of birth control
  • You or your sexual partner(s) had a vasectomy/hysterectomy
  • Your sexual partner(s) are post-menopausal


Only you taking birth control or your partner(s) using a condom is not an acceptable option, but using both together is. The morning after pill is not an acceptable form of birth control.

  • Abstinence, by choice, from sex with anyone of the opposite sex for the last 2 months + remaining abstinent for at least 2 months after study participation
  • You using birth control + your male sexual partner(s) using a condom
  • You or your sexual partner(s) had a hysterectomy/vasectomy
  • You are post-menopausal



Step 3 of 3
Study Preferences

While longer studies generally have a higher reimbursement, there are also studies with multiple short stays that have high reimbursements.
Referral Information



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