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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.

Coenzyme Q10 is naturally made by the body and can be taken as a pill or injection. Studies have shown it to help protect the heart from damaging side effects of doxorubicin and to stimulate the immune system in cancer patients. Read about the results of clinical trials in cancer patients using coenzyme Q10 in this expert-reviewed summary.

Cartilage (bovine and shark) has been studied as a treatment for people with cancer and other conditions for more than 30 years. Results of human studies have been mixed. Learn more in this expert-reviewed summary.

Cancell is a liquid mixture long promoted as a treatment for people with cancer and other diseases; Cantron and Protocel are said to be similar. None of the common chemicals in these products are known to be effective in treating any type of cancer. Learn more in this expert-reviewed summary.

Hydrazine sulfate has shown no anticancer activity in randomized clinical trials. It was reported in some clinical trials to be helpful in treating poor appetite and weight loss due to cancer. Learn more about hydrazine sulfate as a treatment for people with cancer in this expert-reviewed summary.

Acupuncture is a complementary therapy used by cancer patients to manage cancer and treatment-related symptoms. Get detailed information about acupuncture and its use as a complementary therapy in cancer in this summary for clinicians.

Kaposi sarcoma treatment depends upon the type and can include scraping to remove a lesion, radiation therapy, surgery, and sometimes chemotherapy. Learn more about the diagnosis and treatment of newly diagnosed and recurrent Kaposi sarcoma in this expert-reviewed summary.

Merkel cell carcinoma is a rare type of skin cancer that usually starts in areas of skin exposed to the sun. Sun exposure and having a weak immune system can affect the risk of Merkel cell carcinoma. Merkel cell carcinoma usually appears as a single painless lump on sun-exposed skin. Find out more about risk factors, symptoms, tests to diagnose, prognosis, staging, and treatment for Merkel cell carcinoma.