Extractable & Leachable (E&L) Studies
Overview
Comprehensive assessment of drug-container interactions for parenteral, inhalation, and ophthalmic products. Identifies organic and inorganic compounds that may migrate from packaging into drug products.
Regulatory Framework
USP <1663>, USP <1664>, ICH Q3E, BioPhorum, PQRI Guidelines
Key Aspects
ICH Stability Studies
Overview
Long-term, accelerated, intermediate, and stress stability studies for APIs and drug products. Supports shelf-life determination, regulatory submissions, and formulation development.
Regulatory Framework
ICH Q1A(R2), ICH Q1B, ICH Q1C, ICH Q1E, ICH Q5C
Key Aspects
IVRT & IVPT Studies
Overview
In-Vitro Release Testing and In-Vitro Permeation Testing for topical semi-solid products. Supports bioequivalence studies, SUPAC changes, and formulation optimization.
Regulatory Framework
FDA SUPAC-SS, EMA Topicals Guidance, USP <724>, FDA BE Guidance
Key Aspects
Elemental Impurity Studies
Overview
Risk-based assessment and testing of 24 elemental impurities in pharmaceutical products per ICH Q3D. Covers all routes of administration with appropriate PDEs.
Regulatory Framework
ICH Q3D, USP <232>, USP <233>, EP 5.20
Key Aspects
Nitrosamine / NDSRI Studies
Overview
Highly sensitive detection and quantification of nitrosamines and NDSRIs in APIs and drug products. Supports FDA/EMA nitrosamine risk assessment and control strategy development.
Regulatory Framework
FDA Nitrosamine Guidance, EMA Guidance, ICH M7, ICH Q3B
Key Aspects
Dissolution Profiling Studies
Overview
Comparative dissolution profiling, multimedia dissolution, and method development for solid oral dosage forms. Supports bioequivalence submissions, SUPAC changes, and biowaiver applications.
Regulatory Framework
USP <711>, ICH Q6A, FDA Dissolution Guidance, EMA Dissolution Guidance
Key Aspects
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