A Phase 1 Study of XL309 (ISM3091) Alone and in Combination in Participants With Advanced Solid Tumors

Trial statusRecruiting
Trial phasePhase 1
Trial typeInterventional
Biological sexAll
Age18+
SponsorExelixis

About this trial

This is a first-in-human (FIH), multicenter, open-label Phase I study to investigate the safety, tolerability, preliminary antitumor activity, as well as pharmacokinetics (PK) and pharmacodynamics of XL309 (previously ISM3091) administered alone or in combination with olaparib in participants with advanced solid tumors.

Eligibility criteria

Qualifiers

Capable of understanding and complying with protocol requirements.

Male or female aged 18 years or older.

Eastern Cooperative Oncology Group performance status 0 or 1.

Adequate bone marrow and organ function.

Disqualifiers

Small molecule-targeted therapy < 5 half-lives from first dose of study treatment, or 3 weeks (whichever is shorter).

Any antibody therapy < 5 half-lives from first dose of study treatment (or 4 weeks since last therapy, whichever is shorter).

Chemotherapy with nitrosoureas or mitomycin C < 6 weeks from first dose of study treatment. Other chemotherapy < 3 weeks prior to first dose of study treatment.

Radiation therapy (including radiofrequency ablation) < 1 week prior to initiation of study treatment. Participants with clinically relevant ongoing complications from prior radiation therapy are not eligible.

Trial design

Treatments tested in this trial

  • XL309
  • Olaparib

Treatment groups

429 Participants
are divided into 4 treatment groups

Sponsors and collaborators