Why a diabetes drug fell short of anticancer hopes
Briefly

Metformin has been investigated for treating various cancer types, but no definitive clinical trials support its efficacy for breast cancer treatment, according to expert Pamela Goodwin.
Despite its affordability and availability, Pamela Goodwin warns against the use of metformin for cancer treatment, citing a lack of gold-standard trials proving its benefits.
Metformin is widely used in diabetes treatment and shows potential benefits like improving immune function, but the connection to effective cancer treatment remains unproven.
Michael Pollak emphasizes that although metformin is regarded as a potential wonder drug, further extensive research is necessary to establish its role in cancer treatment.
Read at Ars Technica
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