Phase 2 Rheumatoid Arthritis Trial, Recruiting NCT07473154 Sponsor: Quell Therapeutics Limited Condition: Rheumatoid Arthritis
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Phase 2 Rheumatoid Arthritis Trial, Recruiting

NCT07473154
Recruiting Phase 2

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

  • You must be 18 years old or older when you sign the consent form
  • Your vaccinations must be up to date, and you must not be planning to have any vaccines in the 3 months after your infusion
  • Your blood counts, liver, and kidneys must be working well enough (as confirmed by tests)
  • You must be willing to have a flu vaccine every year
  • You must be willing to be followed up for 15 years as part of the study
  • You must be well enough to carry out some self-care, but not completely disabled (confirm with trial site)
  • You must be willing and able to use a reliable form of contraception
  • If you are taking steroids, your dose must have been stable before the screening stage

If you have difficult-to-treat rheumatoid arthritis, you also need to:

  • Have been formally diagnosed with rheumatoid arthritis using recognised medical guidelines
  • Meet the criteria for "difficult-to-treat" rheumatoid arthritis as defined by 2021 guidelines
  • Have signs that your rheumatoid arthritis is currently active, shown by clinical or lab results
  • Have visible inflammation in the joints used to measure your disease activity

If you have a skin-affecting condition called diffuse cutaneous systemic sclerosis, you also need to:

  • Have been formally diagnosed using recognised medical guidelines
  • Have a specific marker in your blood (antinuclear antibodies) that shows up in tests
  • Have not responded well enough to standard disease-modifying treatments
  • Have a skin involvement score of at least 15 on a recognised scale (confirm with trial site)
  • Have evidence of lung scarring shown on a scan or breathing test
  • Show signs that your condition is currently active based on a recognised assessment tool

Who may not be able to join:

  • You have another serious medical condition or significantly abnormal test results
  • You have a history of, or concerns about, autoimmune diseases other than the one being studied
  • You have an active infection, or repeated infections that need ongoing treatment
  • You have a weakened immune system or receive regular immunoglobulin (antibody) infusions
  • You have ever had, or currently have, hepatitis B or C, tuberculosis, syphilis, or HIV
  • You have a significant heart condition or severely reduced lung function
  • You have taken part in another experimental drug trial recently (confirm exact timeframe with trial site)
  • You have previously received any type of cell therapy treatment
  • You have received certain experimental treatments targeting B cells in a clinical trial within the past year
  • You have had a transplant of a solid organ, bone marrow, or stem cells
  • You have been diagnosed with cancer in the past 5 years
  • You are taking certain medications that cannot be stopped before the study begins

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 2 July 2026
Phase 2: approximately ~30% of drugs entering this phase reach regulatory approval, based on published industry-wide historical data. This is not specific to this trial.
Phase success rates shown are historical industry-wide averages based on published data. They are not a prediction for this specific trial or your individual situation.

GP referral letter

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Trial details

Status
Recruiting
Phase
Phase 2
Sponsor
Quell Therapeutics Limited
Registry
ClinicalTrials.gov
Start date
10 April 2026
Est. completion
1 August 2028

Where this trial is recruiting

🇬🇧 United Kingdom

Primary endpoints

D2TRA & SSc: Incidence of Protocol-Defined Dose Limiting Toxicities (DLTs) to Assess Safety and Tolerability (Dose Escalation Phase Only); D2TRA & SSc: Incidence and grade of treatment-emergent adverse events (TEAEs), adverse events (AEs) and adverse events of special interest (AESIs); D2TRA & SSc: Incidence of clinically significant abnormalities in safety laboratory parameters, electrocardiogram (ECG) findings, and vital signs

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 2 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov