Tested for Phenytoin in Blood
Normal range: 10.0 - 20.0 ug/mL
Day 165: 19.9 
Day 166: 15.5 
Day 166: 14.9 
Day 167: 11.9 
Day 168: 8.2 
Day 169: 5.8 
Day 170: 4.1 
Day 172: 0.8 
Day 172: 0.8 

Tested for Phenytoin in Blood
Trend is decreasing
Abnormality: 
Low values on days 168, 169, 170, 172
