Metformin

Metformin, used to manage diabetes, shows some benefits in lower risks of cancer and better survival, mostly among people with diabetes or high blood sugar.

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Low-dose Naltrexone

This prescription drug is used off-label in low doses to treat people with cancer, with notable but very preliminary successes in cases where the cancers were difficult-to-treat or quite advanced.

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Ketogenic Diet

Ketogenic diets are high in fat, moderate in protein and low in carbohydrates, with weak to preliminary evidence of anticancer effects, relief of side effects, and benefits on your body terrain.

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Cimetidine and Other H2 Blockers

H2 blockers, used to treat gastrointestinal ulcers and/or reduce stomach acid, may improve survival among people with cancer, especially after colorectal cancer resection.

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Berberine

Berberine, an active ingredient in several plants, shows good effects in managing high blood sugar and excess body weight, plus lower risk of colorectal cancer.

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Artesunate and Artemisinin-based Drugs

Prescription drugs derived from the Artemisia annua plant show very limited benefit in improving cancer treatment outcomes.

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Artemisia Annua (Sweet Wormwood) and Artemisinin

The dried leaf or extract of the Artemisia annua plant or its natural derivative artemisinin are available as supplements with anticancer, anti-inflammatory, and antimicrobial properties.

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