Instructions:
1. Draw blood immedi...
1. Draw blood immediately before a schedule dose, 2. Require EDTA/Heparin Whole Blood to be collected directly in relevant vaccutainer only 3. Label with time of collection and administration of drug, preferably with drug dose. 4. Doctors name and contact details required 5. Clinical history is mandatory.6. Additional Information:Therapeutic range applies to trough specimens drawn immediately prior to morning dose.7. Storage 2-8ºC (7 WORKING DAYS)