Formulation and Delivery
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Sreejit Menon, PhD
R&T Director, Life Sciences
Croda
Plainsboro, New Jersey
Jinghan Li, PhD
Applications Scientist
Croda
Plainsboro, New Jersey
This presentation examines the impact of excipient purity on formulation performance across small molecules, proteins, and nucleic acids. A high-purity dimethyl isosorbide enhances dermal permeation with improved stability in topical small molecule systems. Case studies reveal the role of polysorbate in mitigating surface-induced protein destabilization, and the advantage of high purity surfactants in improving drug stability. Purified surfactants also stabilize RNA-loaded lipid nanoparticles against physical stress by preventing particle leakage and aggregation.