The Pharmacy Management System is a modern, responsive, MERN-based application designed to streamline all workflows of standalone and multi-branch pharmacies. It covers user registration, inventory onboarding, supplier management, store configuration, medicine purchase entry, POS billing, and reporting analytics. The PMS ensures: Accurate batch-wise medicine dispensing Automatic stock reconciliation Integration with QR/Barcode printers High-level compliance with pharmaceutical sales laws Role-based access for store staff Real-time GST computation The system includes full activity logging, audit trails, and error-handling mechanisms to address exceptional circumstances such as cancelled bills, stock mismatches, or expiry recalls. Pharmacists and store operators are provided with an intuitive POS GUI for fast medicine searching, scanning, batch selection, and billing. Admins can monitor multi-store activity, manage stock transfers, configure pricing rules, and generate regulatory reports.