Avantix Laboratories, Inc., is a highly productive, intensely focused, quality-oriented CRO; experienced, well established, and driven by scientific merit. Avantix is a full service GLP and GCP compliant laboratory offering a variety of bioanalytical, discovery, and development support, and consulting services. Using LC-MS/MS, the company provides assay development, validation, and quantitative analysis of compounds in biological matrices. It also offers protein binding, in vitro studies, custom synthesis, and metabolite identification, as well as bioavailability/bioequivalence, toxicokinetic, and pharmacokinetic support. Consulting services include pharmacokinetic and biopharmaceutic interpretation, pharmacokinetic/pharmacodynamic analysis, report writing, and regulatory submission support.