Diltiazem(Cardizem,Dilacor), Screen

Test ID: 

703667

CPT code:

80375

Synonyms:

• Cardizem®
• Cartia®
• Dilacor®
• Tiazac®

Clinical Use:

Therapeutic drug management

Specimen Type:

Serum or Plasma

Requested Volume: 

3 mL

Minimum Volume: 

0.6 mL

Container Type: 

Red-top tube or green-top (heparin) tube. Gel-barrier tubes are not recommended.

Patient Preparation: 

Trough levels are most reproducible.

Collection:

Serum or plasma should be separated from cells within two hours of venipuncture. Submit serum or plasma in a plastic transport tube.

Storage Instructions:

Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen. Specimen is stable for three days at room temperature, for seven days refrigerated, and for six months frozen.

Rejection Criteria:

Gel-barrier tubes