by Dr. Yashashwini Reddy | Sep 19, 2025
Periodic Review and Requalification 1. Periodic Review Definition:A systematic review of facilities, utilities, equipment, and computerized systems at defined intervals to ensure they remain in a state of control and continue to comply with regulatory requirements....
by Dr. Yashashwini Reddy | Sep 18, 2025
📌 Types of Water in Pharmaceuticals, Usage, and Preparation Techniques 🔹 1. Potable Water (Drinking Water) Usage: Base feed for preparation of Purified Water, WFI, and Clean Steam. Used for general cleaning (non-product contact). Preparation Technique: Obtained from...
by Dr. Yashashwini Reddy | Sep 18, 2025
📌 Lux (Light Intensity) Standards in Pharma Industry Light intensity in pharmaceutical facilities is crucial for ensuring product quality, safety, and compliance with cGMP and cleanroom requirements. It is measured in lux (lx), which represents lumens per square...
by Dr. Yashashwini Reddy | Sep 18, 2025
📌 Rotameter A Rotameter is a simple, reliable device used to measure the flow rate of liquids and gases in pharmaceutical, chemical, and other industries. It belongs to the variable area flowmeter family. 🔬 Principle of Rotameter Works on the variable area principle:...
by Dr. Yashashwini Reddy | Sep 18, 2025
📌 Importance of Differential Pressure in Pharmaceuticals Prevents Cross-Contamination Differential pressure ensures controlled airflow between cleanrooms of different classifications. Positive pressure in cleaner areas prevents entry of dust, microbes, and...
