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Cancer Genetics Overview discusses hereditary cancers and the role of genetic variants (mutations). Get information about genetic counseling, familial cancer syndromes, genomic sequencing, germline and somatic testing, ethical and legal issues and more in this summary for clinicians.

PC-SPES is a dietary supplement promoted for prostate health that is no longer on the market. It was found that PC-SPES was contaminated with prescription medicines. PC-SPES is not legally available in the United States. Learn more about PC-SPES in this expert-reviewed summary.

Milk thistle is available in the United States as a dietary supplement and small studies have been done in several cancers. The U.S. Food and Drug Administration has not approved milk thistle as a treatment for cancer or other medical conditions. Learn more in this expert-reviewed summary.

“Selected Vegetables” and “Sun’s Soup” refer to several different mixtures of vegetables and herbs that have been studied as treatments for cancer. Neither has been approved by the FDA for the treatment of cancer or any other medical condition. Learn more in this expert-reviewed summary.

Aromatherapy research with cancer patients has studied the effect of essential oils on anxiety, nausea, vomiting, and other health conditions. Learn more about aromatherapy use as a complementary therapy in this expert-reviewed summary.

Acupuncture is a complementary therapy used by cancer patients to manage cancer and treatment-related symptoms. Learn more about acupuncture and its use as a complementary therapy in this expert-reviewed summary.

Cancer prevention methods include avoiding things that cause cancer, having a healthy lifestyle, getting screened, and using some medicines or surgery. Learn more about ways to help prevent cancer in this expert-reviewed summary.

Cancer screening means looking for cancer before symptoms appear, when cancer may be easier to treat. Screening tests can help reduce the risk of dying from some cancers, but all tests have potential risks, too. Learn more about cancer screening and available tests in this expert-reviewed summary.

The Gonzalez regimen is a complex treatment plan based on the role of enzymes, vitamins, minerals, and other dietary factors. The US Food and Drug Administration has not approved the Gonzalez regimen or any of its components as a cancer treatment. Learn more in this expert-reviewed summary.

Gerson therapy is a complex regimen that has been used to treat people with cancer and other diseases. It includes a strict diet, dietary supplements, and enemas. No results of laboratory or animal studies have been published in scientific journals. Learn more in this expert-reviewed summary.

Mistletoe extracts have been studied as a complementary and alternative medicine for many illnesses including cancer. Read about the use of mistletoe therapy in cancer patients and the results of clinical trials in this expert-reviewed summary.

714-X is made by mixing chemicals with camphor, a natural substance that comes from the wood and bark of the camphor tree. 714-X is reported to help the body fight cancer cells. Read about the theory behind using 714-X and its current use in cancer patients.

Newcastle disease virus (NDV) as a cancer treatment has been studied in humans, but has not been proven to stop or kill cancer. The US Food and Drug Administration has not approved NDV as a treatment for cancer. Learn more about use of NDV for cancer in this expert-reviewed summary.

Laetrile (Amygdalin) has shown little anticancer activity in animal studies and no anticancer activity in human clinical trials. Laetrile is not approved for use in the United States. Learn more about the use of Laetrile for cancer in this expert-reviewed summary.

Essiac and Flor Essence are herbal tea mixtures that are thought to remove toxins and poisons from the body and strengthen the immune system, although this has not been proven in cancer patients. Read about the history, theory, and studies of Essiac and Flor Essence.