Clinical Collaboration

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Innovation in Drug Development: CIVO Phase 0 Clinical Trials

What is “Phase 0”?

According to the United States Food and Drug Administration, Phase 0 studies, also known as exploratory IND studies, are conducted in humans however unlike Phase I-IV studies, they typically involve very limited patient exposure to investigational agents and have no therapeutic or diagnostic intent.

Phase 0 studies can help identify, early in the process, promising candidates for continued development and eliminate those lacking promise. Presage is uniquely positioned to execute on exploratory IND studies because of our CIVO platform: Instead of systemic administration, microdoses of drugs are injected intratumorally and our CIVO GLO ensures we can track drug exposure. Directly interrogating the human tumor microenvironment provides the clearest picture of drug mechanism of action.

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Insights earlier in the oncology drug development process

Traditional mouse models can show encouraging data, but these responses often fall short in later-stage trials. Presage’s CIVO® (Comparative In Vivo Oncology) microdosing technology delivers quantitative evidence of a drug’s effects on a patient’s tumor in the Phase 0 setting.

A bridge between cancer biology and clinical responses

Clinical development of novel oncology agents takes years, costs millions of dollars, and the likelihood of FDA approval is less than 10%.

Phase 1 trials provide preliminary safety and pharmacokinetic data, but how a patient’s cancer will respond and the effect of investigational agents on the tumor are still unclear. Often, the anti-tumor drug activity observed in laboratory and mouse models are not sustained when patients are treated with the same agents during clinical trials. Preclinical tests are unable to replicate the complexities and unique behaviors of the human immune system and tumor microenvironment.

Presage is pioneering a new early oncology drug development process using patented CIVO technology. CIVO simultaneously evaluates microdoses of multiple drugs or drug combinations in a patient’s tumor to determine drug responses and their impact on the tumor microenvironment.

How CIVO Works

In a few simple steps, this patented process can simultaneously evaluate multiple drugs or
drug combinations using 100+ assays for tumor and microenvironment responses.

01
CIVO injects drug microdoses directly into a patient's tumor. The device delivers trackable drug "columns."
02
Drugs interact with the tumor while still within the patient. Then the tumor is surgically removed.
03
The tumor tissue is processed by sectioning crosswise to the drug columns. Four-micron sections are then cut and placed onto slides for staining.
04
Tumor slices are assessed for response around each injection site
05
Responses are quantified and compared between drugs and drug combinations
06
Spatial biology provides deeper insights into the tumor microenvironment and drug response

Clinical development of novel oncology agents takes years, costs millions of dollars, and the likelihood of FDA approval is less than 10%.Phase I trials provide preliminary safety and pharmacokinetic data, but the investigational effect on the tumor is still unclear.Often, the anti-tumor drug activity observed in laboratory and mouse models are not sustained when patients are treated with the same agents during clinical trials, because preclinical tests are unable to replicate the complexities and unique behaviors of the human immune system and tumor microenvironment.

Presage is pioneering a new early oncology drug development process using patented CIVO® technology. CIVO simultaneously evaluates microdoses of multiple drugs or drug combinations in a patient’s tumor to determine drug responses and their impact on the tumor microenvironment.

CIVO is intended to:

When evaluating multi-drug combinations

Obtaining results with CIVO means more time focused on the investigational assets that hold the most promise for patients.

FOR ALL OF OUR PARTNERS

A Highly Collaborative Approach

Our team is experienced in all aspects of the clinical drug development process—from operations and scientific leadership to quality assurance and regulatory support. We integrate seamlessly into your drug development process so you can continue focusing on developing life-saving therapies.

Regulatory support

Study Sponsorship
FDA Communication
Submission Preparation
Master Protocol Inclusion
Compatibility Testing

Clinical operations

Site Qualification
Site Management
IP Management
Data Management
Biostatistics

Quality assurance

GxP Compliance
Issue Identification
Corrective Action
Process Optimization
Monitoring & Controls

Scientific leadership

Study Design
Quantitative Analysis
Histology
Image Analysis
Spatial Biology

If you are a patient, provider, or industry partner, we want to hear from you. We are always looking for opportunities to collaborate.

A defined regulatory pathway

In 2006, the FDA recognized the potential of Phase 0 trials and released guidance for industry on microdosing studies. Since then, the agency has simplified the process for using exploratory investigational new drugs which aligns perfectly with the CIVO platform’s capabilities.
The Center for Drug Evaluation and Research and Center for Devices and Radiological Health recognize CIVO as an accepted research tool. To allow for clinical trial efficiencies, the Master Access File for CIVO can be cross-referenced for any new trial that uses CIVO.
See how CIVO is helping to advance the science of oncology drug innovation. 

A defined regulatory pathway

Questions About How To Integrate Civo Into Your Oncology Development Strategy?