title: Positive diphenhydramine interference in the EMIT-st assay for tricyclic antidepressants in serum.
mesh_terms: D000328:Adult; D000929:Antidepressive Agents, Tricyclic / Q000097:blood*; D004155:Diphenhydramine / Q000097:blood*; D005189:False Positive Reactions; D005260:Female; D006801:Humans; D007124:Immunoenzyme Techniques
chemical_list: D000929:Antidepressive Agents, Tricyclic; D004155:Diphenhydramine