Last updated 5 months ago

A Study of GSK5764227 in Participants With Advanced Solid Tumors

281 patients around the world
Available in Argentina, United States
GlaxoSmithKline
2Research sites
281Patients around the world

This study is for people with

Solid tumors

Requirements for the patient

From 18 Years
All Gender

Medical requirements

Male or female participants at least 18 years of age (≥18 years).
Participants with histologically confirmed advanced/metastatic solid tumors, irrespective of mutational status, as defined per study phase and cohort.
Phase 1a: Participants with advanced/metastatic solid tumors.
For monotherapy dose escalation: participants must have progressed on or become intolerant to all available SOC therapies.
For combination dose escalation: participants must have received 3 or fewer prior lines of systemic anticancer therapy in the advanced/metastatic setting.
Has at least 1 target lesion per RECIST 1.1, as determined by the investigator.
Has an ECOG performance status of 0 or 1, with no deterioration in the 2 weeks before first dose.
Has a life expectancy >12 weeks.
Has adequate organ function. Screening specimens must be collected at least 3-5 days prior to pre-dose specimens, and pre-dose specimens must be collected within 24 hours prior to first dose.
Where available, participants should provide a formalin fixed and paraffin embedded (FFPE) tumor sample from the most recent biopsy of primary cancer or from a metastatic site for central testing.
Tumor tissue (archival tumor tissue or a fresh biopsy) for all except ES-SCLC participants.
Exemptions can be granted by the medical monitor for participants with bladder cancer and mCRPC.
Tumor tissue is necessary for retrospective detection of B7 homolog 3 protein (B7-H3) expression by Immunohistochemistry (IHC) and other biomarker analysis.
At least one of the following treatment combinations/monotherapy (a, b, c, or d) are not contraindicated.
Atezolizumab, durvalumab, or pembrolizumab in combination with cisplatin or carboplatin (for combination 1 only).
Atezolizumab, durvalumab, or pembrolizumab as monotherapy (for combination 2 only).
Bevacizumab as monotherapy (for combination 3 only).
Cetuximab as monotherapy (for combination 4 only).
Has received no more than 4 cycles of cisplatin or carboplatin in combination with pembrolizumab, atezolizumab, or durvalumab as most recent treatment regimen, with objective response (per RECIST 1.1) of SD or better and no PD, and otherwise qualifies for continued treatment with atezolizumab, durvalumab, or pembrolizumab per local practice guidelines (combination 2 only).
Has ongoing adverse reaction(s) from prior therapy that has(have) not recovered to ≤Grade 1 or to the baseline status preceding prior therapy.
Prior treatment with orlotamab, enoblituzumab, I-Dxd, or other B7-H3 targeted agents.
Evidence of brain metastasis unless meeting the following criteria at the same time:
asymptomatic; medically stable for at least 4 weeks prior to initial dosing; no steroid treatment required for at least 2 weeks prior to initial dosing; and no midline shift due to herniation.
Untreated progression due to brain metastasis during or after the last treatment prior to screening.
Evidence of meningeal/brainstem metastasis.
Evidence of spinal cord compression detected by radiographic examination, symptomatic or not.
Any of the following cardiac examination abnormality.
Has QT interval, corrected for heart rate (QTc) >450 msec or QTc >480 msec for participants with bundle branch block.
Evidence of current clinically significant arrhythmias or ECG abnormalities (e.g., complete left bundle branch block, third-degree atrioventricular [AV] block, second-degree AV block, PR interval >250 msec)..
Risk factors of prolonged QTc or arrhythmia events, such as heart failure, refractory hypokalemia, congenital long QT syndrome, family history of long QT syndrome, or unexplained sudden death of any direct relative under 40 years old or any concomitant medications that prolong the QT interval.
Left ventricular ejection fraction (LVEF) <50%.
Has severe, uncontrolled or active CV disorders, serious or poorly controlled hypertension, clinically significant bleeding symptoms or serious arteriovenous thromboembolic events.
Any evidence of current interstitial lung disease (ILD) or pneumonitis or a prior history of ILD or non-infectious pneumonitis requiring high-dose glucocorticoids.
Has donated blood or blood products in excess of 500 mL within one month prior to first dose of study treatment.
Has a history of autoimmune disease that has required systemic treatments in the 2 years prior to screening.
Participants with prior history of autoimmune disease must be discussed with the medical monitor.
Replacement therapy is not considered a form of systemic therapy.
Has any history of prior allogenic or autologous bone marrow transplant or other solid organ transplant.
Has received immunosuppressive agents within 30 days prior to first dose of study treatment.
Participants in dehydrated condition.
Participant with history of nephrotic syndrome or Grade 3 proteinuria.
Participants discovered to have ≥2 proteinuria on dipstick at screening should undergo a 24-hour urine collection and must demonstrate <2 g of protein in 24 hours to be eligible.
History of abdominal or gastrointestinal fistula, tracheoesophageal fistula or any Grade 4 fistula, gastrointestinal perforation, or intra-abdominal abscess.
History of bowel involvement on CT scan or clinical symptoms of bowel obstruction.
Has any active renal condition.
Has received prior systemic anticancer therapy within 28 days of first dose of study treatment.
Has experienced any immune-mediated adverse event ≥ Grade 3, immune-mediated severe neurologic events of any-grade, exfoliative dermatitis of any grade, or myocarditis of any grade.

Sites

Centro de Investigaciones Clínicas - Clínica Viedma - Río Negro
Centro de Investigaciones Clínicas - Clínica Viedma - Río Negro
Recruiting
25 de mayo 174, Viedma, Río Negro
Sanatorio de la Mujer - Rosario
Recruiting
San Luis 2493, Rosario, Santa Fe
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