Phase 2 Leukaemia Trial, Recruiting NCT07075328 Sponsor: Otsuka Medical Devices Co., Ltd. Japan Condition: Leukaemia
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Phase 2 Leukaemia Trial, Recruiting

NCT07075328
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:

  • People who have been diagnosed with adult T-cell leukemia/lymphoma (ATL) confirmed by lab testing, and who also test positive for HTLV-1 antibodies, with an aggressive form of the disease
  • People between the ages of 20 and 85
  • People whose ATL has come back or stopped responding to treatment, and who have previously been treated with a drug called mogamulizumab
  • People whose ATL has come back or stopped responding to treatment, and where the trial doctors have determined mogamulizumab is not a suitable option, with at least one prior chemotherapy treatment received
  • People whose ATL has come back or stopped responding after a bone marrow/stem cell transplant from a donor
  • People whose disease is detectable in the blood
  • People with a general health and activity level rated 0–2 on a standard medical scale (meaning able to carry out daily activities, possibly with some limitations) (confirm with trial site)
  • People whose liver function test results are within an acceptable range as determined by the trial (confirm with trial site)
  • People with a life expectancy of more than 3 months

Who may not be able to join:

  • People who weigh less than 35 kg
  • People with low red blood cell levels (haemoglobin below 10 g/dL)
  • People with an enlarged spleen
  • People who have received chemotherapy or targeted cancer treatment within the past 28 days
  • People who have received radiation therapy within the past 28 days
  • People who have taken part in another clinical trial or used an unapproved medical device within the past 28 days
  • People who have had an autologous stem cell transplant (using their own cells) within the past 84 days
  • People who have had an allogeneic stem cell transplant (using a donor's cells) within the past 100 days
  • People who have taken a medication containing 5-ALA (a specific compound used in some medical treatments) within the past 7 days, other than the study drug itself
  • People who have eaten foods containing 5-ALA or St. John's Wort within the past 7 days
  • People who have another current or previous separate cancer diagnosis
  • People with serious health complications that are not well controlled
  • People with a condition called porphyria (a rare disorder affecting the blood)
  • People with heart rhythm problems or moderate-to-severe heart failure that are not well controlled
  • People with uncontrolled heart, kidney, or liver failure, high blood pressure, or diabetes
  • People with a psychological condition such as a mental illness, dementia, or depression
  • People with certain active or unresolved hepatitis B or hepatitis C infections
  • People with HIV
  • People whose ATL has spread to the brain or spinal cord
  • People with a specific abnormality in heart electrical activity detected on testing (QTcF above 470ms) (confirm with trial site)
  • People with an active infection that is not well controlled
  • People who are pregnant or breastfeeding
  • People currently enrolled in another clinical trial
  • People who participated in the Phase I part of this trial (for the Phase II portion only)
  • Other conditions the trial doctors consider make participation unsuitable (confirm with trial site)

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 21 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.

Contact this trial

Phone: +81363617459

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

Print a one-page summary to share with your doctor.

Trial details

Status
Recruiting
Phase
Phase 2
Sponsor
Otsuka Medical Devices Co., Ltd. Japan
Registry
ClinicalTrials.gov
Start date
1 April 2024
Est. completion
28 February 2028

Where this trial is recruiting

🇯🇵 Japan

Primary endpoints

Phase I part: Dose limiting toxicity; Phase II part: Response rate (best overall response)

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: 21 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