Retrospective Kinetic Safety Evaluation of an Intravenous Micellar Excipient Platform
brief summary
Protocol PICO-RWE-001: The goal of this observational study is to evaluate the kinetic safety and tolerability of an investigational intravenous micellar delivery platform. Researchers will abstract medical records of individuals who previously received this infusion in a clinical setting. The main questions the study aims to answer are: What adverse events (AEs) did participants experience during or after the infusion? Did participants discontinue their infusion regimen early due to adverse events? Researchers will abstract charts from clinical exposures occurring between June 1, 2025, and April 15, 2026. Participants do not undergo any new interventions or clinic visits.
detailed description
Detailed Description: Protocol PICO-RWE-001 I. SCIENTIFIC RATIONALE AND PLATFORM ARCHITECTURE Protocol PICO-RWE-001 is a retrospective, multi-center observational clinical investigation designed to establish the systemic safety and tolerability profile of a proprietary sub-nanometer micellar delivery platform. The platform utilizes a specialized 850-picometer hydrophilic emulsion, engineered to encapsulate lipophilic organic compounds (PIV-850 and legacy heterogeneous payloads) for intravenous administration.
In biopharmaceutical development, particle size is a primary determinant of safety and biological fate. By operating at a sub-1nm scale, the Pico IV platform seeks to bypass the "Delivery Wall"-the biological and mechanical barriers that typically lead to embolic risk or infusion-related reactions (CARPA) when oil-in-water emulsions are administered systemically. This study aims to provide the irrefutable human safety data required to support a 505(b)(2) Investigational New Drug (IND) application and a subsequent petition for Phase 1 safety waivers.
II. METHODOLOGICAL ARCHITECTURE AND BIAS MITIGATION To ensure the highest tier of evidence for FDA CDER review and rigorous biostatistical evaluation, the study employs a rigorous Consecutive Selection Algorithm.
Sampling Integrity: Each of the maximum 25 activated clinical sites is mandated to abstract a minimum of 15 and a maximum of 25 unique patient records. Abstractors must identify every patient exposure administered within the eligibility window (June 1, 2025 - April 15, 2026) and work chronologically backward from the end date. This 100% consecutive sampling protocol is mathematically designed to eliminate selection bias.
CMC Standardization: Data abstraction is strictly limited to patient exposures utilizing single-use sterile vials. This ensures the safety signals collected perfectly mirror the Sponsor's intended commercial Chemistry, Manufacturing, and Controls (CMC) sterile fill-finish protocols, neutralizing multi-use cross-contamination variables.
III. CLINICAL STRATIFICATION AND KINETIC SAFETY
The study abstracts granular data to assess the "Excipient Kinetic Safety Margin." The data is stratified to evaluate the following variables:
Formulation Evolution: Safety profiles are compared between the legacy heterogeneous formulations and the purified PIV-850 isolate to identify any variance in tolerability linked to trace neutral byproducts or minor organic components.
official title
Retrospective, Multi-Center Observational Study Evaluating the Kinetic Safety and Tolerability of an Intravenous Micellar Excipient Platform in Clinical Practice