Titre A Phase II, Open-label, Multi-centre Study to Evaluate Safety, Tolerability, Efficacy, PK, and Immunogenicity of AZD0901 as Monotherapy and in Combination With Anti-cancer Agents in Participants With Advanced Solid Tumours Expressing Claudin 18.2
Protocole ID CLARITY-PanTumour01
ClinicalTrials.gov ID NCT06219941
Type(s) de cancer Tumeurs solides
Phase Phase II
Type étude Clinique
Médicament AZD0901 en monothérapie et en association avec d'autres agents
Institution CIUSSS DE L'ESTRIE – CENTRE HOSP. UNIV. DE SHERBROOKE
   HOPITAL FLEURIMONT
      3001 12e Avenue Nord, Sherbrooke, QC, J1H 5N4
Ville Sherbrooke
Investigateur(trice) principal(e) Dr Frédéric Lemay
Coordonnateur(trice) Michelle Roy
 819-346-1110 poste 12848
Statut Actif en recrutement
Critètes d'éligibilité The list below is a summarised eligibility criteria for the study - refer to the study protocol for full criteria.
Master Inclusion Criteria applicable to all sub studies:
  • Participant must be ≥ 18 years or the legal age of consent at the time of signing the ICF.
  • Participants who are CLDN18.2 positive.
  • Must have at least one measurable lesion according to RECIST v1.1.
  • ECOG performance status of 0 to 1 with no deterioration over the previous 2 weeks prior first day of dosing.
  • Predicted life expectancy of ≥ 12 weeks.
  • Adequate organ and bone marrow function as defined by protocol.
  • Body weight > 35 kg.
  • Participants are willing to comply with contraception requirements.
Sub study 1 Specific Inclusion criteria:
  • Histologically confirmed adenocarcinoma of the stomach or gastroesophageal junction.
  • Advanced or metastatic GC/GEJC.
  • Maximum 2 prior lines of systemic treatment for unresectable or metastatic disease.
Sub study 2 Specific Inclusion criteria:
  • Participants diagnosed with histologically confirmed metastatic or advanced PDAC.
  • Availability of an archival sample or a fresh tumour biopsy taken at screening.
  • No prior treatments for unresectable or metastatic disease. Prior neoadjuvant/adjuvant chemotherapy is permitted as long as participants progressed ≥ 6 months (183 days) from the last dose.
Sub study 3 Specific Inclusion criteria
  • Histologically confirmed, unresectable advanced, or metastatic adenocarcinoma of biliary tract, including cholangiocarcinoma (intrahepatic or extrahepatic) and gallbladder carcinoma (NOTE: Ampullary cancers are not eligible).
  • Documented radiographic or clinical disease progression on or after at least one prior regimen and maximum 2 prior lines of systemic treatment for unresectable or metastatic disease.
Critètes d'exclusion Master Exclusion Criteria applicable to all sub studies:
  • Unstable or active peptic ulcer disease or digestive tract bleeding including but not limited to clinically significant bleeding in the setting of prior CLDN18.2 directed therapy.
  • Participants with clinically significant ascites that require drainage.
  • A history of drug-induced non-infectious ILD/pneumonitis.
  • Central nervous system metastases or CNS pathology.
  • Peripheral neuropathy, sensory, or motor ≥ Grade 2 at screening.
  • History of another primary malignancy.
  • Prior exposure to any MMAE-based ADC.
  • Prior exposure to any CLDN18.2 targeted agents except anti-CLDN18.2 monoclonal antibody.
Sub study 1 Specific Exclusion criteria:
  • Participants with HER2-positive (3+ by IHC, or 2+ by IHC, and positive by ISH) or indeterminate GC/GEJC unless they have failed/not tolerated/or are not eligible for standard anti-HER2 therapy, where available.
  • Any factors that increase the risk of QTc prolongation or risk of arrhythmic events.
  • The use of concomitant medications known to prolong the QT/QTc interval.
Sub study 2 Specific Exclusion criteria:
  • Known DPD enzyme deficiency based on local testing where testing is SoC.
  • Use of strong inhibitor or inducer of UGT1A1.
  • Use of strong inhibitors or inducers of CYP3A4.
  • Known homozygous for the UGT1A1*28 allele based on local testing where testing is SoC.
Sub study 3 Specific Exclusion criteria
• Clinically significant biliary obstruction that has not resolved before enrollment.