Introduction Nanotechnology and Nanoparticles Nanotechnology in Biology and Biomedicine Nanotechnologies and Applications Government Initiatives Hurdles and Challenges to Implementation Business Models and Strategies Company Profiles Outlook for Nanotechnology in Drug Discovery and Design Table 1. Select Approximate Dimensions Relevant to Nanotechnology in Biology Table 2. Select Nanotechnologies and Biomedical Applications Table 3. Select Companies Applying Nanotechnology to Drug Discovery or Drug Design Figure 1. Schematic of a Multifunctional Nanoparticle Figure 2. Generalized Synthetic Plan of a Dendrimer