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Duvelisib Plus Docetaxel In Recurrent/Metastatic HNSCC

A Phase II Study of Duvelisib Plus Docetaxel in PD-1 Inhibitor Experienced Patients With Incurable Head and Neck Squamous Cell Carcinoma

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05057247
Enrollment
26
Registered
2021-09-27
Start date
2021-10-14
Completion date
2024-06-13
Last updated
2025-10-31

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Advanced Head and Neck Cancer, Advanced Head and Neck Squamous Cell Carcinoma, Metastatic Head and Neck Cancer, Recurrent Squamous Cell Carcinoma of the Head and Neck, Squamous Cell Carcinoma of the Head and Neck (SCCHN)

Keywords

Squamous cell carcinoma of the head and neck (SCCHN), Recurrent Squamous Cell Carcinoma of the Head and Neck, Metastatic Head and Neck Cancer, Advanced Head and Neck Cancer, Advanced Head and Neck Squamous Cell Carcinoma

Brief summary

This trial that is investigating a medication called duvelisib in combination with docetaxel for the treatment of squamous cell carcinoma of the head and neck (SCCHN) that has returned or spread outside the head and neck area. The names of the study drugs involved in this study are: * Duvelisib (PI3K inhibitor) * Docetaxel chemotherapy

Detailed description

This multicenter, phase II open-label, single-arm trial will enroll participants with recurrent or metastatic (R/M), incurable squamous cell carcinoma of the head and neck (SCCHN) who have failed or discontinued PD-1 blockade in the first-line (1L) advanced disease setting, regardless of human papillomavirus (HPV) and smoking status, or PI3K pathway alteration status. This research study involves the oral (taken by mouth) agent duvelisib with the intravenous (IV) chemotherapy agent docetaxel. The names of the study drugs involved in this study are: * Duvelisib (PI3K inhibitor) * Docetaxel chemotherapy The research study procedures include screening for eligibility and study treatment including evaluations and follow up visits. Participants will receive study treatment for up to 2 years and will be followed for 3 years. It is expected that about 30 people will take part in this research. This research study is a Phase II clinical trial. Phase II clinical trials test the safety and effectiveness of an investigational drug (duvelisib) to learn whether it works in treating a specific disease. Investigational means that the drug is being studied. The U.S. Food and Drug Administration (FDA) has not approved duvelisib for this specific disease but has approved it for other uses (such as certain types of blood cancers). The FDA has approved docetaxel as a treatment option for head and neck cancer, as well as other cancer types.

Interventions

DRUGDuvelisib

Duvelisib capsules should be swallowed whole with a glass of water (approximately 8 ounces). Advise patients not to open, break, or chew the capsules. Duvelisib may be administered without regard to meals; however, subjects should avoid grapefruit and grapefruit juice while on duvelisib. continue for up to 24 months.

DRUGDocetaxel

Docetaxel chemotherapy once every 21 days (by intravenous infusion) over about 30- 60 minutes at each visit. This will continue for up to 24 months

Sponsors

Secura Bio, Inc.
CollaboratorINDUSTRY
Glenn J. Hanna
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Participants must meet the following criteria on screening examination to be eligible to participate in the study: * Participants must have histologically confirmed squamous cell carcinoma of the head and neck (SCCHN) with evidence of recurrent, metastatic (R/M) or advanced, incurable disease from any mucosal subsite including oral cavity, oropharynx, larynx, hypopharynx, nasal cavity, and the paranasal sinuses. * Participants must have at least one RECIST v1.1 measurable lesion, as defined as at least one lesion that can be accurately measured in at least one dimension (longest diameter to be recorded for non-nodal lesions and short axis for nodal lesions) ≥1 cm with CT scans or MR imaging. * Must have had at least 1, but no more than 2, prior lines of prior systemic therapy for R/M SCCHN; one of these lines should have included PD-1/L1 blockade * Platinum-based therapy as part of definitive/adjuvant or curative-intent treatment can count as 1 prior line of therapy if the subject progressed within 6 months of receiving therapy. * At least 2 weeks must have elapsed since the end of prior chemotherapy, biological agents (3 weeks for anti-cancer monoclonal antibody containing regimens) or any investigational drug product, with adequate recovery of treatment-related toxicity to NCI CTCAE Version 5.0 grade ≤1 (or tolerable grade 2) or back to baseline (except for alopecia or peripheral neuropathy). * Be ≥18 years of age on the day of signing informed consent. * Must provide prior data on tumor PD-L1 expression status and HPV status, if available * Have a performance status of 0 or 1 on the ECOG Performance Scale * Participants must have adequate organ and marrow function as defined below (within 14 days prior to study registration): * absolute neutrophil count ≥ 1,000/mcL * hemoglobin ≥ 9 g/dL * platelets ≥ 100,000/mcL * total bilirubin ≤ upper limit of normal (ULN) * AST(SGOT)/ALT(SGPT) ≤ 2.5x institutional ULN (or ≤ 1.5x institutional ULN if concomitant with alkaline phosphatase \>2.5x institutional ULN) or ≤ 5x ULN for those with liver metastases * serum creatinine ≤ 1.5x ULN OR creatinine clearance ≥ 60 mL/min/1.73 m2 for participants with creatinine levels above 1.5x ULN * coagulation profile INR ≤ 1.5x ULN unless the participant is receiving an anticoagulant * Baseline tumor measurements must be documented from imaging within 28 days prior to study registration. * Female subjects of childbearing potential should have a negative urine or serum pregnancy test within 7 days of study registration. Female subjects of childbearing potential should have a negative urine or serum pregnancy test repeated within 72 hours prior to receiving the first dose of study medication. If the urine test is positive or cannot be confirmed as negative, a serum pregnancy test will be required. * Female and male subjects of childbearing potential must agree to use an adequate method of contraception (hormonal or barrier method of birth control; abstinence) prior to study entry, for the duration of study participation, and 4 months after completion of stud drug administration. Contraception is required before starting the first dose of study medication through 120 days after the last dose of study medication. Note: Abstinence is acceptable if this is the usual lifestyle and preferred contraception for the subject. * Be willing and able to provide written informed consent for the trial.

Exclusion criteria

* Participants who exhibit any of the following conditions at screening will not be eligible for admission into the study. * Have been previously treated with 3 or more lines of systemic therapy for R/M SCCHN. \-- Have received treatment with a prior PI3K pathway inhibitor * Have received radiation therapy (RT) within 14 days of the first dose of duvelisib on study. * Participant has known active central nervous system (CNS) metastases and/or carcinomatous meningitis. Subjects with previously treated brain metastases may participate provided they are stable (without evidence of progression by imaging and off systemic steroids for at least 4 weeks prior to the first dose of study treatment), and have no evidence of new or enlarging brain metastases. This exception does not include carcinomatous meningitis which is excluded regardless of clinical stability, because of the poor prognosis and progressive neurologic dysfunction that would confound the evaluation of neurologic and other adverse events. * Concurrent administration of other cancer specific therapy or investigational agents during the course of this study. * Uncontrolled intercurrent illness including but not limited to ongoing or active infection; evidence of symptomatic congestive heart failure, unstable angina pectoris, stroke, or ventricular arrhythmia within 6 months of enrollment. * Have received a live or live attenuated vaccine within 4 weeks of the first dose of duvelisib. * Have received medications or consumed foods that are strong inhibitors or inducers of cytochrome P450 (CYP3A) within 2 weeks of, or while on, duvelisib.

Design outcomes

Primary

MeasureTime frameDescription
Best Overall Response (BOR) RateMedian time on treatment was 2.3 months (range 0.7-21.9 months)BOR rate was defined as the proportion of participants that experienced complete response (CR) or partial response (PR) on treatment based on RECIST 1.1 criteria. Per RECIST 1.1 for target lesions: CR is complete disappearance of all target lesions and PR is at least a 30% decrease in the sum of longest diameter (LD) of target lesions, taking as reference baseline sum LD. PR or better overall response assumes at a minimum incomplete response/stable disease (SD) for the evaluation of non-target lesions and absence of new lesions.

Secondary

MeasureTime frameDescription
Median Overall Survival (OS)The median follow-up time was 6.5 months (range 0.7 - 26 months).OS based on the Kaplan-Meier method was defined as the time from registration to death due to any cause, or censored at date last known alive.
Median Progression Free Survival (PFS)Median follow-up time was 2.3 months (range 0.7-21.9 months)PFS based on the Kaplan-Meier method was defined as the time from registration to the earlier of progression or death due to any cause. Participants alive without disease progression are censored at date of last disease evaluation. Per RECIST 1.1 for target lesions: PD is at least a 20% increase in sum LD, taking as reference the smallest sum on study with at least 5 mm absolute increase. For non-target lesions, progression-free means no new lesions or unequivocal progression on existing non-target lesions or not evaluated.
Duration of Response (DOR)Median follow-up time was 2.3 months (range 0.7-21.9 months)DOR was measured from the time measurement criteria are met for CR or PR (whichever is first recorded) until the first date that recurrent or progressive disease is objectively documented (taking as reference for progressive disease the smallest measurements recorded since the treatment started. Per Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.0) for target lesions and assessed by MRI: Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), \>=30% decrease in the sum of the longest diameter of target lesions; Overall Response (OR) = CR + PR.
Number of Participants With Treatment Related Adverse Events Per CTCAE 5.0Median follow-up time was 2.3 months (range 0.7-21.9 months)The number of participants who experienced the treatment-related adverse events per CTCAE 5.0 during the time of treatment.
Change of QLQ H&N 35 From Cycle 1 to Cycle 4Up to 3 monthsThe QLQ H&N35 incorporates seven multi-item scales that assess pain, swallowing, senses (taste and smell), speech, social eating, social contact and sexuality. There are also eleven single items. The score range from 0 to 100. For all items and scales, high scores indicate more problems, so negative difference indicates better QoL (less problems) at C4D1 compared to C1D1.

Countries

United States

Participant flow

Recruitment details

Patients were enrolled from Octorber 14, 2021 to October 10, 2023.

Participants by arm

ArmCount
Duvelisib Plus Docetaxel Chemotherapy
Patients received duvelisib at the same dose of 25mg orally twice daily on days 1 through 21. Docetaxel was administered intravenously (IV) at a dose of 75 mg/m2 on day 1 of a 21-day cycle. Treatment duration is planned for 24 months (or longer if patient exhibits good tolerance and clinical benefit), unless unacceptable toxicity, disease progression, or withdrawl of consent occurs. Following the first 21-day cycle of therapy, both duvelisib and docetaxel are to be continued concurrently in 21-day subsequent cycles.
26
Total26

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyAdverse Event6
Overall StudyDeath4
Overall StudyOn treatment2
Overall StudyPhysician Decision3
Overall StudyProgressive Disease7
Overall StudySubject Non-Compliance1
Overall StudyWithdrawal by Subject3

Baseline characteristics

CharacteristicDuvelisib Plus Docetaxel Chemotherapy
Age, Continuous62.6 Years
STANDARD_DEVIATION 64.2
Current Smoker
No
18 Participants
Current Smoker
Not Reported
5 Participants
Current Smoker
Yes
3 Participants
ECOG Performance Status
0
11 Participants
ECOG Performance Status
1
15 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
26 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
HPV status
Negative
12 Participants
HPV status
Positive
14 Participants
PD-L1 Status (pre-treatment)
Negative (CPS 0 to <1)
2 Participants
PD-L1 Status (pre-treatment)
Positive (CPS 1 or greater)
22 Participants
PD-L1 Status (pre-treatment)
Unknown
2 Participants
PI3K statue (Pre-treatment)
Negative
19 Participants
PI3K statue (Pre-treatment)
Positive
7 Participants
Primary Disease Site at Initial Diagnosis
Hypopharynx
2 Participants
Primary Disease Site at Initial Diagnosis
Larynx
1 Participants
Primary Disease Site at Initial Diagnosis
Oral Cavity
11 Participants
Primary Disease Site at Initial Diagnosis
Oropharynx
12 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
Race (NIH/OMB)
Asian
3 Participants
Race (NIH/OMB)
Black or African American
3 Participants
Race (NIH/OMB)
More than one race
0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
Race (NIH/OMB)
White
20 Participants
Sex: Female, Male
Female
1 Participants
Sex: Female, Male
Male
25 Participants
Site of recurrence prior to registration
Both
10 Participants
Site of recurrence prior to registration
Distant
10 Participants
Site of recurrence prior to registration
Locoregional
6 Participants
Smoking History
No
8 Participants
Smoking History
Yes
18 Participants
TP53 status (pre-treatment)
Mutated
10 Participants
TP53 status (pre-treatment)
Negative
16 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
17 / 26
other
Total, other adverse events
26 / 26
serious
Total, serious adverse events
10 / 26

Outcome results

Primary

Best Overall Response (BOR) Rate

BOR rate was defined as the proportion of participants that experienced complete response (CR) or partial response (PR) on treatment based on RECIST 1.1 criteria. Per RECIST 1.1 for target lesions: CR is complete disappearance of all target lesions and PR is at least a 30% decrease in the sum of longest diameter (LD) of target lesions, taking as reference baseline sum LD. PR or better overall response assumes at a minimum incomplete response/stable disease (SD) for the evaluation of non-target lesions and absence of new lesions.

Time frame: Median time on treatment was 2.3 months (range 0.7-21.9 months)

ArmMeasureValue (NUMBER)
Duvelisib Plus Docetaxel ChemotherapyBest Overall Response (BOR) Rate0.19 proportion of participants
Secondary

Change of QLQ H&N 35 From Cycle 1 to Cycle 4

The QLQ H&N35 incorporates seven multi-item scales that assess pain, swallowing, senses (taste and smell), speech, social eating, social contact and sexuality. There are also eleven single items. The score range from 0 to 100. For all items and scales, high scores indicate more problems, so negative difference indicates better QoL (less problems) at C4D1 compared to C1D1.

Time frame: Up to 3 months

Population: The analysis population included the patients who answered at least some questions at both cycle 1 day 1 and cycle 4 day 1.

ArmMeasureGroupValue (MEAN)
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Pain-3.8 Units on a scale
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Swallowing-1 Units on a scale
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Senses problems7.6 Units on a scale
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Speech problems4.5 Units on a scale
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Trouble with social eating0.76 Units on a scale
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Trouble with social contact-1.2 Units on a scale
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Less sexuality6.1 Units on a scale
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Teeth-6.1 Units on a scale
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Opening mouth9.1 Units on a scale
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Dry mouth60.6 Units on a scale
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Sticky saliva-6.7 Units on a scale
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Coughing9.1 Units on a scale
Duvelisib Plus Docetaxel ChemotherapyChange of QLQ H&N 35 From Cycle 1 to Cycle 4Felt ill0 Units on a scale
Secondary

Duration of Response (DOR)

DOR was measured from the time measurement criteria are met for CR or PR (whichever is first recorded) until the first date that recurrent or progressive disease is objectively documented (taking as reference for progressive disease the smallest measurements recorded since the treatment started. Per Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.0) for target lesions and assessed by MRI: Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), \>=30% decrease in the sum of the longest diameter of target lesions; Overall Response (OR) = CR + PR.

Time frame: Median follow-up time was 2.3 months (range 0.7-21.9 months)

Population: Only participants who have responded to the treatment were included in the analysis.

ArmMeasureValue (MEDIAN)
Duvelisib Plus Docetaxel ChemotherapyDuration of Response (DOR)5.1 Months
Secondary

Median Overall Survival (OS)

OS based on the Kaplan-Meier method was defined as the time from registration to death due to any cause, or censored at date last known alive.

Time frame: The median follow-up time was 6.5 months (range 0.7 - 26 months).

ArmMeasureValue (MEDIAN)
Duvelisib Plus Docetaxel ChemotherapyMedian Overall Survival (OS)10.2 Months
Secondary

Median Progression Free Survival (PFS)

PFS based on the Kaplan-Meier method was defined as the time from registration to the earlier of progression or death due to any cause. Participants alive without disease progression are censored at date of last disease evaluation. Per RECIST 1.1 for target lesions: PD is at least a 20% increase in sum LD, taking as reference the smallest sum on study with at least 5 mm absolute increase. For non-target lesions, progression-free means no new lesions or unequivocal progression on existing non-target lesions or not evaluated.

Time frame: Median follow-up time was 2.3 months (range 0.7-21.9 months)

ArmMeasureValue (MEDIAN)
Duvelisib Plus Docetaxel ChemotherapyMedian Progression Free Survival (PFS)2.8 Months
Secondary

Number of Participants With Treatment Related Adverse Events Per CTCAE 5.0

The number of participants who experienced the treatment-related adverse events per CTCAE 5.0 during the time of treatment.

Time frame: Median follow-up time was 2.3 months (range 0.7-21.9 months)

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Duvelisib Plus Docetaxel ChemotherapyNumber of Participants With Treatment Related Adverse Events Per CTCAE 5.025 Participants

Source: ClinicalTrials.gov · Data processed: Feb 6, 2026