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Phase 1 Trial in Patients With Human Papillomavirus (HPV)-Associated Cancer

A Phase 1 Trial of TGN-S11 in Patients With Human Papillomavirus (HPV)-Associated Relapsed, Resistant or Metastatic Cancer

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05826275
Enrollment
28
Registered
2023-04-24
Start date
2023-06-20
Completion date
2025-06-28
Last updated
2025-09-09

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

Conditions

HPV Associated Cancers

Brief summary

This is an open-label, non-randomized, Phase I, dose escalation/dose expansion study in cohorts of patients with relapsed, resistant, or metastatic HPV-associated cancers. The Expansion Phase will begin in parallel one dose level lower than the highest dose deemed safe in the Dose Escalation in combination with a PD-1 checkpoint blockade.

Interventions

DRUGTGN-S11

Small Molecule

DRUGPembrolizumab

PD-1 checkpoint blockade

Sponsors

Toragen, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

Phase I, dose escalation/dose expansion study. Expansion Phase will begin in parallel one dose level lower than the highest dose deemed safe in the Dose Escalation in combination with a PD-1 checkpoint blockade.

Eligibility

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

Inclusion criteria

* Prior histologically confirmed HPV-associated squamous cell carcinoma, which is relapsed, resistant, or metastatic * Life expectancy of at least 3 months * Dose Escalation Phase: patients who have experienced disease progression on Standard of Care Therapies

Exclusion criteria

* Active CNS metastases * Have any history of seizure disorder or are taking prophylactic seizure medication * Have an active viral, bacterial, or fungal infection

Design outcomes

Primary

MeasureTime frameDescription
Maximum Tolerated Dose12 monthsTo determine the maximum tolerated dose (MTD) of TGN-S11 in patients with human papillomavirus (HPV)-associated relapsed, resistant, or metastatic cancer.

Secondary

MeasureTime frameDescription
PK Parameters to determine the single dose30 daysCmax
Steady state pharmacokinetics (PK) of TGN-S1130 daysAUC

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026