1 x 5 mL light green (mint) top PST tube. Gold top SST tube is also acceptable.
0.2 mL plasma or serum
Minimum Blood Volumes for Patients less than 45 kg (100 lb) Including Neonates and Pediatrics
Two specimens required, one trough AND one peak. Specimens MUST be marked accordingly.
1. Trough (Predose):Collected 0-30 minutes prior to next dose.
2. Peak (Postdose): Collect 30 minutes after end of IV infusion.
Random collections are acceptable. | 
