| Primidone  (PRIMIDONE)
                             
                         | 
		
                
			
				| Synonyms: | Mysoline | 
				| Specimen: | Blood; (1) Red (no preservative) or Green (heparin) top vacutainer tube.  
Do Not use a SST (serum separator).
Collect specimen immediately prior to next dose. | 
				| Volume: | Full primary tube | 
				| Minimum Volume: | 0.3 mL serum or plasma | 
				| Collection: | Transfer serum or plasma to a tighlty capped plastic aliquot tube for transport. Refrigerate at 2-8°C. | 
				| Rejection Criteria: | Serum separator tube; severe hemolysis; lipemia; icteric specimen; improper labeling. | 
				| Reference Range: | Therapeutic: primidone: 5.0-12.0 μg/mL, phenobarbital: 15-40 μg/mL | 
				| Methodology: | Immunoassay | 
				| Test Use: | Treatment of seizure disorders. | 
				| Additional Information: | If drawn in a serum separation tube, remove serum from gel within 1 hour. | 
				| Testing Includes: | Specimen sent to LabCorp.  LabCorp test #007856. | 
				| Testing Facility: | LabCorp |