What is the active ingredient in Efudex?
Efudex
Medications
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Open Sep 01, 2026 - 11:38 AM
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Sep 01, 2026 - 11:38 AM
The active ingredient in Efudex is 5-fluorouracil, an anti-metabolite that works by stopping the growth of abnormal or cancerous skin cells. 5-fluorouracil targets rapidly dividing cells, making it effective for treating skin lesions while minimizing harm to normal skin.
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