“…thus, a preliminary prediction of dose levels for 14-or 28-day studies can be made based on a low number of animals used (9-12 animals showed best results). After a thorough review, harmonization of the principal study design was proposed, which led to a reduction in dog use by applying the optimized design and endpoints (Smith et al, 2005) Phase 2 consisted of a data-sharing initiative to avoid unnecessary duplication of studies within pesticide, chemical and pharmaceutical sectors. the authors also supported the development of a central database of animal experiments, including a vehicle database containing in vivo toxicological information on non-active formulation ingredients (vehicles, solvents, excipients, preservatives, etc.)…”