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Products such as human drugs, animal drugs, biological products, complex medical devices, and food and color additives are approved by the U.S. Food and Drug Administration using a variety of methods depending on the product's possible risks. The approval process sometimes involves assessing researc


Companies that manufacture products that require Food and Drug Administration approval must prove that the products are safe and effective, or in the case of medical products, that the benefits outweigh the risks, reports the U.S. Food and Drug Administration. The FDA does not test the products but


A drug company hoping to sell a drug in the United States must provide the U.S. Food and Drug Administration with research-based evidence proving the drug’s benefits are greater than the risks. The FDA conducts an unbiased evaluation of the research before approving the drug for sale, states the FDA


The U.S. Food and Drug Administration approves high-risk class III medical devices after the device owner submits a premarket approval application and FDA personnel review it, reports the FDA. The FDA clears class II lower-risk devices after manufacturers prove that they are substantially equal to s


As of 2015, diet pills that the U.S. Food and Drug Administration has approved include Contrave, which combines bupropion and naltrexone; Qsymia, which combines phentermine and topiramate; and Belviq, which is lorcaserin, according to WebMD. Although the three weight-loss drugs function similarly, a


The Mayo Clinic website has a list of commonly used Food and Drug Administration-approved weight loss drugs, and others can be found by searching the FDA website. As of April 2015, the list of commonly used approved drugs includes Qsymia, Belviq and Orlistat.


Every new drug follows a unique path from preclinical animal testing to final approval for sale in the United States, according to the U.S. Food and Drug Administration. Despite the variability in the process, approval generally follows a seven-stage path to ensure safety and effectiveness.


Drugs that stimulate the appetite are known as orexigenics, according to Medical Dictionary. Commonly used orexigenics include antidepressants, antipsychotics, anabolic agents and cannabinoids. They may be used to treat loss of appetite in geriatric patients, the terminally ill, and patients undergo


As of March 2015, there are three United States Food and Drug Administration-approved beta blockers for heart failure which include Zebeta, Toprol-XL and Coreg, according to WebMD. Beta blockers should always be taken with food and should not be used by patients experiencing low blood pressure becau


Any establishment that conducts business in the food or drug industry in the United States must register with the Food and Drug Administration. This includes any owner, operator or agent of domestic or foreign facilities that manufacture, pack or hold food for consumption.