Catecholamines In Blood: What Affects The Test
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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, and some blood pressure medicines.
- Using nicotine, alcohol (ethanol) or cocaine.
- Taking nonprescription cough, cold, or sinus medicines.
- Eating or drinking foods with caffeine.
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| Last updated: | August 21, 2006 |
|---|---|
| Author: | Jan Nissl, RN, BS |
| Reviewed By: | Caroline S. Rhoads, MD - Internal Medicine, Alan C. Dalkin, MD - Endocrinology |
| Editors: | Susan Van Houten, RN, BSN, MBA, Tracy Landauer |
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