carbamazepine
4-12
digoxin
0. 5-0.9 (HF)
gentamicin
peak 5-10
trough: < 2
lithium
0.6-1.2
phenytoin/fosphenytoin
10-20
free phenytoin
1-2.5
procainamide
4-10
NAPA
15-25
procainamide+ NAPA
10-30
theophylline
5-15
tobramycin
peak 5-10
trough <2
valproic acid
50-100
vancomycin
trough 15-20, or 10-15
warfarin
goal inr 2-3, higher range (2.5-3.5 for mechanical MI valves)