HealthWise KnowledgeBase
Catecholamines in Blood
What Affects the Test
Reasons you may not be able to have the test or why the results may not be helpful include:
- Doing physical exercise.
- Having extreme emotional stress.
- Having surgery, injury, or illness.
- Taking certain medicines, such as aspirin, nitroglycerin, tricyclic antidepressants, tetracycline, theophylline, or some blood pressure medicines.
- Using nicotine, alcohol (ethanol), or cocaine.
- Taking nonprescription cough, cold, or sinus medicines.
- Eating or drinking foods with caffeine.
| By: | Reference Healthwise Staff | Last Revised: Reference June 20, 2012 |
| Medical Review: | Reference E. Gregory Thompson, MD - Internal Medicine
Reference Alan C. Dalkin, MD - Endocrinology |
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