Phase 1 Lymphoma Trial, Recruiting NCT05943496 Sponsor: OHSU Knight Cancer Institute Condition: Lymphoma
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Phase 1 Lymphoma Trial, Recruiting

NCT05943496
Recruiting Phase 1

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 aged 18 or older of any gender, race, or ethnic background
  • People who are able to swallow and keep down oral (by mouth) medication
  • People who have been diagnosed with CLL (chronic lymphocytic leukaemia) or SLL (small lymphocytic lymphoma) that has not yet been treated, confirmed by specific blood or tissue tests
  • People whose blood has a detectable immune cell gene marker, identified through a specific laboratory test used to track very small amounts of disease
  • People whose CLL/SLL meets at least one sign that treatment is needed, such as: worsening anaemia or low platelet counts; an enlarged spleen causing symptoms or growing significantly; significantly enlarged lymph nodes; rapidly increasing white blood cell counts; anaemia or low platelets caused by the immune system attacking itself and not responding well to standard treatment; or symptoms such as losing 10% or more of body weight unintentionally in 6 months, significant ongoing tiredness, unexplained fevers, or night sweats lasting more than a month
  • People with SLL specifically who have at least one enlarged lymph node of a minimum size, visible on a CT or MRI scan
  • People whose general physical functioning is rated at a level showing they are able to carry out basic daily activities (confirm with trial site)
  • People whose treating doctor estimates they are expected to live longer than 12 months
  • People whose blood test results for neutrophils (a type of white blood cell) and platelets are above certain minimum levels (confirm with trial site for exact values)
  • People whose kidney function tests are within an acceptable range (confirm with trial site)
  • People whose liver function tests — including AST, ALT, ALP, and bilirubin — are within acceptable ranges, or who have a documented condition called Gilbert's syndrome affecting bilirubin levels
  • People who test negative for active hepatitis C and hepatitis B infections, with specific conditions for those who show signs of past exposure (confirm with trial site)
  • People who have been vaccinated against hepatitis B and show immunity, or who have previously recovered from hepatitis B with no detectable virus
  • People who are able to become pregnant who have had a negative pregnancy test within 7 days before starting treatment, and who agree to use approved contraception during the trial and for 6 months after the last dose of one of the study drugs (obinutuzumab)
  • People who can father a child who agree to use approved contraception during the trial and for 6 months after the last dose of obinutuzumab, and who agree not to donate sperm during that period
  • People who are breastfeeding or able to produce eggs who agree to stop breastfeeding and not donate eggs from the start of treatment and for 6 months after the last dose of obinutuzumab

Who may not be able to join:

  • People who have been diagnosed with any other blood cancer, either previously or at the same time
  • People who have previously received any treatment specifically targeting CLL (certain low-dose steroid use may be permitted — confirm with trial site)
  • People who have a known allergy or serious reaction to certain types of antibody-based medicines, including the specific drugs used in this trial (tafasitamab or acalabrutinib)
  • People who have received a live vaccine within 14 days before enrolling in the trial
  • People who have had a previous solid tumour (non-blood cancer) within the past 2 years, with some exceptions for certain early-stage or skin cancers (confirm with trial site)
  • People with a confirmed history of a serious brain condition caused by a viral infection called progressive multifocal leukoencephalopathy (PML)
  • People with an active autoimmune disease requiring high-dose steroid treatment, except for certain immune-related blood conditions (confirm with trial site)
  • People with an ongoing, active infection throughout the body caused by bacteria, fungi, or a virus (minor localised fungal skin or nail infections may be permitted)
  • People who are HIV positive or have a history of active HIV infection
  • People whose CLL has transformed into a more aggressive type of lymphoma (known as Richter's transformation)
  • People with known bleeding disorders
  • People currently taking certain blood-thinning medications (warfarin, marcumar, or phenprocoumon), unless those medications can be safely stopped and blood levels normalise within 7 days of starting the trial
  • People who have recently taken certain medications known to strongly or moderately affect how the body processes drugs (confirm with trial site, as a waiting period or special approval may be required)
  • People with significant or uncontrolled heart conditions, including severe heart failure, low heart pumping function, poorly controlled irregular heart rhythm, history of dangerous heart rhythm problems, a heart attack within the past 6 months, chest pain not well managed by medication, or significant blood vessel disease affecting the heart or brain within the past 6 months
  • People with any other serious medical condition that, in the trial doctor's judgement, would make participation unsafe or unsuitable

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 8 July 2026
Phase 1: approximately ~10% 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 1
Sponsor
OHSU Knight Cancer Institute
Registry
ClinicalTrials.gov
Start date
2 October 2023
Est. completion
1 January 2027

Where this trial is recruiting

🇺🇸 United States

Primary endpoints

Incidence of dose limiting toxicities (DLTs); Proportion of patients that achieve minimal residual disease (MRD) negativity in peripheral blood

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: 8 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