Phase 2
N=138
PD-1 in Patients With Advanced Basal Cell Carcinoma Who Experienced Progression of Disease on Hedgehog Pathway Inhibitor Therapy, or Were Intolerant of Prior Hedgehog Pathway Inhibitor Therapy
Carcinoma, Basal Cell
Bottom Line
View on ClinicalTrials.gov: NCT03132636 ↗Enrolled (actual)
138
Serious AEs
37.0%
Results posted
Jul 2022
Primary outcome: Primary: Objective Response Rate (ORR) as Assessed by Independent Central Review (ICR) — 22.2; 32.1 Percentage of Participants
Study Design & Population
- Study type
- Interventional
- Phase
- Phase 2
- Interventions
- cemiplimab (Drug)
- Age
- Adult, Older Adult · 18+ yrs
- Sex
- All
- Sponsor
- Regeneron Pharmaceuticals
- Primary completion
- May 2021
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Objective Response Rate (ORR) as Assessed by Independent Central Review (ICR) |
22.2; 32.1 | — |
| SECONDARY Objective Response Rate (ORR) Per Investigator Assessment |
25.9; 36.9 | — |
| SECONDARY Duration of Response (DOR) as Assessed by ICR |
NA; NA | — |
| SECONDARY Duration of Response (DOR) Per Investigator Assessment |
NA; 19.6 | — |
| SECONDARY Complete Response (CR) Rate as Assessed by ICR |
3.7; 8.3 | — |
| SECONDARY Complete Response (CR) Rate Per Investigator Assessment |
3.7; 8.3 | — |
| SECONDARY Progression Free Survival (PFS) as Assessed by ICR |
10.1; 16.5 | — |
| SECONDARY Progression Free Survival (PFS) Per Investigator Assessment |
6.6; 18.1 | — |
| SECONDARY Overall Survival (OS) |
49.9; NA | — |
| SECONDARY Change From Baseline of Patient-reported Outcomes in European Organisation for Research and Treatment of Cancer Quality of Life Questionnaire Core 30 (EORTC QLQ-C30) |
-4.88; -1.55; -1.78; -0.56; -6.60; -3.79 | — |
| SECONDARY Change From Baseline of Patient-reported Outcomes in Skindex-16 Questionnaire |
-6.90; -8.93; -7.92; -8.60; -3.97; -11.45 | — |
| SECONDARY Number of Participants With Treatment-Emergent Adverse Events (TEAEs) and Serious TEAEs |
51; 83; 16; 31 | — |
| SECONDARY Serum Concentration at Pre-infusion (Ctrough) |
28.3; 29.8; 60.6; 68.6 | — |
| SECONDARY Serum Concentration at End of Infusion (Cmax) |
103; 104; 160; 192 | — |
| SECONDARY Number of Participants With Anti-Drug Antibody (ADA) Status |
50; 74; 2; 2; 0; 5 | — |
Summary
The primary objective is to estimate the objective response rate (ORR) for metastatic Basal Cell Carcinoma (BCC) (group 1) and for unresectable locally advanced BCC (group 2) when treated with cemiplimab as a monotherapy
Eligibility Criteria
Key Inclusion Criteria
- Confirmed diagnosis of invasive BCC
- Progression of disease on hedgehog inhibitor (HHI) therapy or intolerance of prior HHI therapy
- At least 1 measurable lesion
- ≥18 years of age
- Hepatic function, renal function, bone marrow function in defined lab-value-ranges
- Anticipated life expectancy >12 weeks
- Consent to provide archived tumor biopsy material (all patients)
- Group 2: consent to undergo research biopsies
- Group 2: must not be a candidate for radiation therapy or surgery
- Comply with study procedures and site visits
- Sign Subject Information Sheet and Informed Consent Form
Key Exclusion Criteria
- Ongoing or recent significant autoimmune disease
- Prior treatment with specific pathway-blockers (PD-1/PD-L1)
- Prior treatment with immune-modulating agents within 28 days before cemiplimab
- Untreated brain metastasis that may be considered active
- Immunosuppressive corticosteroid doses (>10mg prednisone) within 28 days prior to treatment with cemiplimab
- Active infections requiring therapy, including HIV, hepatitis
- Pneumonitis within the last 5 years
- Cancer treatment other than radiation therapy, including investigational or standard of care, within 30 days prior to treatment with cemiplimab
- Documented allergic reactions or similar to antibody treatments
- Concurrent malignancies other than BCC, other than those with negligible risk of metastases or death
- Any acute or chronic psychiatric problems
- Having received a solid organ transplantation
- Inability to undergo contrast radiological assessments
- Breastfeeding, pregnant, women of childbearing potential not using contraception
Note: Other protocol-defined inclusion/exclusion criteria apply
Data sourced from ClinicalTrials.gov (NCT03132636). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.