: KEP, Levetiracetam, Keppra
: Therapeutic Range: 5 - 30 mcg/mL
: Red top tube
: Plasma or serum
: Dark Green Microtainer or Red Top (no gel)
: 0.5 mL plasma/serum
: 0.1 mL
: Refrigerated: 7 days
Reasons for Rejection
: Specimen collected in a gel tube
: Monday - Friday
: After 1:00 PM (specimen must be received in lab before 1:00 PM to be tested same day)
: 24 hours
Search Options for the Test Directory:
1. Enter the test name in the Keyword search field.
Hint: You can also enter any part of the test name to expand the search.
(Example: you can type "west" or "sed" or "rate" to find Westergren Sedimentation Rate)
2. Enter the Vanderbilt Test Code, if known.
3. Choose one of the letter boxes to display a list of all test names and keywords starting with that letter.
If you are unable to find a test in our directory, please contact VPLS at
1-800-551-5227 or e-mail firstname.lastname@example.org.