Tested for Phenytoin in Blood
Normal range: 10.0 - 20.0 ug/mL
Day 1: 10.0 
Day 2: 9.9 
Day 7: 11.1 
Day 12: 2.3 
Day 13: 3.3 

Tested for Phenytoin in Blood
Trend is decreasing
Abnormality: 
Low values on days 2, 12, 13
