For non-image files (that is, web pages) robots.txt should only be used to control crawling traffic, typically because you don't want your server to be overwhelmed by Google's crawler or to waste crawl budget crawling unimportant or similar pages on your site.
**The medications used to do the stress test may not work if you have caffeine or decaffeinated products, or theophylline or dipyridamole and you may get an inaccurate test result.**. If you forget & do have caffeine the day before the test, please call 303-270-2670. Ask to speak to someone regarding the use of caffeine and your stress test. **. Other medications you may be asked to hold before the test are beta blockers, calcium channel blockers or nitrate products.
How you prepare. You may be asked not to eat, drink or smoke for two hours before a nuclear stress test. Ask your doctor if you should avoid caffeine or certain medications the day before the test, because they can interfere with certain stress tests. Otherwise, you can take your medications as usual. If you use an inhaler for asthma or other breathing problems, bring it to the test. Make sure your doctor and the health care team member monitoring your stress test know that you use an inhaler. Wear or bring comfortable clothes and walking shoes. 1  Risks. 2  What you can expect.