The Digestive Health Study

Currently Recruiting

23 Nov 2025 to 18 Nov 2026

$16,110 - $22,810

Inflammatory diseases like Ulcerative Colitis and Crohn’s Disease cause the immune system to attack itself, leading to inflammation and tissue damage. Current treatments may not fully address the underlying biological processes contributing to these symptoms. 

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Join our clinical trial

We are evaluating the safety, tolerability, and effectiveness of a potential new treatment for Inflammatory Bowel Diseases, in healthy volunteers. 

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Why participate?

This initial phase is crucial before testing the study medication in patients with these conditions. By participating, you will contribute to research that could enhance future treatments and positively impact individuals and families affected by these diseases. 

Your involvement in this study supports vital research into how the study medication is tolerated in healthy individuals, helping researchers better understand its potential benefits and safety. 

Trial details

Study medication

Administered via intravenous infusion. 

Ethics

An independent ethics committee has approved this clinical trial. 

Additional eligibility

  • Weight over 60kg
  • No significant medical history 
  • Not taking any prescription medication (except for contraception) 
  • Non-smoker or smoking less than 5 cigarettes per week and willing to pause smoking for the duration of the trial. 

Study duration

3 sets of 4 nights stay (12 nights in total), 17 follow-up visits

Are you a match?

Age

18 - 65 years old

Remuneration

$16,110 - $22,810 *with screening reimbursement. Please see T&Cs.

Gender

Male or Female

BMI

BMI 18 - 32 kg/m2

Commitment

12 nights, 17 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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