title: Summarization: assessment of current status of available methodologies to utilize radioactive drug metabolism studies for determining safety of animals.
mesh_terms: D000818:Animals; D000829:Animals, Domestic; D004364:Pharmaceutical Preparations / Q000378:metabolism*; D011868:Radioisotopes; D012106:Research; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D004364:Pharmaceutical Preparations; D011868:Radioisotopes