Revised ICH (International Conference on Hormonisation) Quality Guidelines in pharmaceuticals are given below:    Q1A (R2) – Stability Testing of New Drug Substances and Products Q1 B – Stability Testing : Photo Stability Testing of New Drug Substances and Products  Q1C – Stability Testing for New Dosage Forms Q1D – Bracketing and Matrixing Designs for Stability Testing of New Drug Substances … Continue reading List of ICH Quality Guidelines for Pharmaceutical Industry