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Accelerating proof of concept for small molecule drugs using solid-state chemistry.

Stephen R Byrn1, George Zografi, Xiaoming Sean Chen

  • 1Department of Industrial and Physical Pharmacy, Purdue University, 575 Stadium Mall Drive, West Lafayette, Indiana 47907-2091, USA. sbyrn@pharmacy.purdue.edu

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Accelerating drug development requires understanding solid-state chemistry (SSC) for early proof of concept (POC). Optimizing drug solubility and stability through SSC enhances formulation quality and speeds up the GO/NO-GO decision process.

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Area of Science:

  • Pharmaceutical Sciences
  • Drug Development
  • Solid-State Chemistry

Background:

  • Early drug development faces high costs and low productivity, necessitating accelerated strategies.
  • Proof of concept (POC) studies are critical for assessing therapeutic activity and safety, informing GO/NO-GO decisions.
  • Low drug solubility and poor stability significantly impede development, leading to issues like dissolution-limited absorption.

Purpose of the Study:

  • To demonstrate how solid-state chemistry (SSC) can accelerate the proof of concept (POC) stage in drug development.
  • To highlight the importance of understanding SSC for optimizing drug solubility and stability.
  • To present a novel 2-year development strategy integrating SSC for faster progression to clinical trials.

Main Methods:

  • Focusing on the solid-state chemistry (SSC) of new chemical entities.
  • Evaluating drug solubility and stability characteristics.
  • Developing formulations for POC based on desirable solid forms.

Main Results:

  • Close attention to SSC can significantly accelerate the POC process.
  • Optimized solid forms with adequate solubility and stability are crucial for high-quality POC formulations.
  • An integrated SSC approach can facilitate a 2-year development strategy towards pivotal clinical trials.

Conclusions:

  • Solid-state chemistry is a key enabler for accelerating early drug development and POC.
  • Understanding and controlling SSC is essential for overcoming solubility and stability challenges.
  • A proactive SSC strategy can streamline the path to clinical development, improving efficiency and success rates.