Cancer is a Major cause of death in today's fast changing world. Many recent developments involve in targeting Cancer cells without harming the normal celss. This book deals with Targeting Gemcitabine Containing Stealth (PEG Coated) Liposomes targeting Cancer cells. Breast Cancer cells are researched in this book. Cytotoxic and biodistribution studies are successfully carried out. Detailed methods of various preparations of liposomes are mentioned. Various characterization techniques like SEM and TEM are carried out and explained. Cytotoxic studies like cell line study is carried out on MCF-7 Cell line. Biodistribution distribution srudies are also carried successfully on Rats. This is one and half year core research from Parul Institute of Pharmacy, ACTREC (Advanced Center for Traetment, Research and Education on Cancer), Mumbai, Indian Institute of Technology, Powai and Sun Pharma Advanced research center, Vadodara. Author, Varshik Hemani, is also coming up with in-depth research on Wireless Drug Delivery System. This is current ongoing project at MIT, Boston, USA.