Tested for Phenytoin, Free in Blood
Normal range: 1.0 - 2.0 ug/mL
Day 289: 2.3 
Day 289: 2.3 
Day 289: 2.4 
Day 290: 2.2 
Day 291: 1.9 
Day 292: 1.9 
Day 464: 3.2 
Day 468: 2.5 
Day 469: 2.7 

Tested for Phenytoin, Free in Blood
Trend is increasing
Abnormality: 
High values on days 289, 290, 464, 468, 469
