title: Analysis of allopurinol and oxypurinol in plasma and its application to metabolic studies.
mesh_terms: D000493:Allopurinol / Q000097:blood*; D001711:Biotransformation; D004912:Erythrocytes / Q000378:metabolism; D006207:Half-Life; D006801:Humans; D066298:In Vitro Techniques; D008297:Male; D010117:Oxypurinol / Q000097:blood*; D011743:Pyrimidines / Q000097:blood*
chemical_list: D011743:Pyrimidines; D000493:Allopurinol; D010117:Oxypurinol