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A Study of Neoantigen mRNA Personalised Cancer in Patients With Advanced Solid Tumors

A Phase 1 Clinical Study to Evaluate the Tolerability, Safety,Immunogenicity and Efficacy of the Neoantigen mRNA Personalised Cancer Vaccine SW1115C3 in Patients With Advanced Malignant Solid Tumours

Status
UNKNOWN
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05198752
Enrollment
30
Registered
2022-01-20
Start date
2022-03-18
Completion date
2024-06-12
Last updated
2022-10-17

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

Conditions

Solid Tumor

Brief summary

This is a Phase 1 open label study to evaluate the tolerability, safety, immunogenicity, and efficacy of SW1115C3, a neoantigen mRNA personalised cancer vaccine, in patients with advanced malignant solid tumours.

Interventions

DRUGNeoantigen mRNA Personalised Cancer SW1115C3

Subcutaneous Injection

Sponsors

Stemirna Therapeutics
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

30 participants in Cohort (C)1:50 mcg of SW1115C3 ; C2: 100 mcg of SW1115C3; C3: 150 mcg of SW1115C3.

Eligibility

Sex/Gender
ALL
Age
18 Years to 80 Years
Healthy volunteers
No

Inclusion criteria

* Are 18 to 80 years old (including boundary values), without limitation of sex at time of consent. * Based on the RECIST 1.1 criteria for disease progression, (a maximum increase in tumour diameter of 20%) for participants undergoing prescreening who are receiving standard treatment, these participants may reach the defined disease progression criteria at the time of tumour vaccine administration.

Exclusion criteria

* Have used a live attenuated vaccine within 4 weeks before the first use of SW1115C3 with the following exceptions: * Adverse reactions induced by previous anti-tumour treatments have not yet recovered to Grade ≤ 1 (except for toxicity evaluated to have no risk of safety by the PI \[or designee\], such as hair loss, Grade 2 peripheral neurotoxicity and hypothyroidism stabilised by hormone-replacement therapy) based on NCI CTCAE version 5.0.

Design outcomes

Primary

MeasureTime frame
,Dose-limiting toxicity incidence (participants who experience DLT)21 day

Secondary

MeasureTime frame
Objective response rate(ORR) assessment per RECIST Version 1.11 year

Countries

Australia, Austria

Outcome results

None listed

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