The Catecholamines, Fractionated, Random Urine test contains 1 test with 5 biomarkers.
Catecholamines, Fractionated, Random Urine
Creatinine, Norepinephrine, Epinephrine, Dopamine, and Total Catecholamines (calculated)
It is preferable for the patient to be off medications for a minimum of 18-24 hours prior to collection. However, common antihypertensives (diuretics, ACE inhibitors, calcium channel blockers, alpha and beta blockers) cause minimal or no interference. Patient should avoid alcohol, coffee, tea, tobacco and strenuous exercise for 8-12 hours prior to collection.
Recent surgery, traumatic injury, upright posture, cold, anxiety, pain, clonidine withdrawal, and concurrent acute or chronic illness may produce elevated results.