Renin Assay: 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:
- Eating natural black licorice in the 2 weeks before the test.
- Taking some medicines used to treat high blood pressure.
- Taking aspirin, caffeine, estrogens, or diuretics.
- Your position (standing, sitting, or lying down) before the test is done or the time of day when the blood sample is drawn, as well as recent salt intake.
- Taking very high doses of corticosteroids.
- Being pregnant.
| Last updated: | August 14, 2008 |
|---|---|
| Author: | Caroline Rea, RN, BS, MS |
| Reviewed By: | Caroline S. Rhoads, MD - Internal Medicine, Matthew I. Kim, MD - Endocrinology & Metabolism |
| Editors: | Maria Essig, Tracy Landauer |
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