MRP for Pharma Products

I need MRP (Material Requirement Planning) for Pharma products . The application should be able plan /generate / suggest Purchase orders of required material based on Finish goods sale trend or forecast. It should be able to handle following: • Items • Item Types • BOM (Bill of Material): (multi level BOM, BOM versions) • Batch (Lot) • Inventory level (batch wise considering its expiry date) • Purchase Lead time (with lead time segregation like Import time, QC clearance time etc) • Other (Minimum Batch size, Incremental batch size, Open POs etc.) Environment : Windowns C#, dotnet, web application, SQL2008 Deliverables: Sourcecode , Database.