If you’ve taken an over-the-counter (OTC) nasal decongestant recently, you may have been upset to discover that it did not do much to relieve your clogged sinuses. In fact, recent studies by the Food and Drug Administration (FDA) show that most OTC decongestants work no better than a placebo. This video explains in detail how store shelves became filled with useless cold medicine, and ways that the FDA are working to make things right.
Questions:
- Why do most OTC decongestants Continue reading