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Gene therapy is an experimental technique performed by replacing a mutated gene with a healthy copy of the gene as an alternative to surgery or medications. It is designed to make a beneficial protein or introduce new genes to mutated cells to compensate for a patient's abnormal genes, explains Gene


According to Genetics Home Reference, gene therapy requires the use of healthy genes to treat illnesses. Instead of a person undergoing surgery, genes are introduced to a patient's body to replace corrupted DNA. Another method is to inactivate negative genes instead of replacing them.


Though still experimental, gene therapy fixes genetic defects and potentially reduces the need for drugs, radiation or surgical intervention. Replacing bad genes with good ones may eventually cure Parkinson’s, Alzheimer’s, cancer and many other diseases.


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


Food online is subject to Food and Drug Administration regulation if its sale constitutes interstate commerce and the food falls outside of categories covered by the U.S. Department of Agriculture, the FDA explains. The USDA regulates the sale of meat, poultry and some egg products.


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


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.


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


Research shows that most people who enter psychotherapy benefit from the interaction. The success level of therapy depends on the patients willingness to change, have an open mind and be proactive in their care.


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.