undecylenic acid

undecylenic acid /un·dec·yl·en·ic ac·id/ (un-des?i-len´ik) an unsaturated fatty acid used as a topical antifungal agent.

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undecylenic acid (topical) (un´-desilen´ik),

n brand names: Caldesene Medicated Powder, Cruex products, Desenex Aerosol Powder, others;
drug class: local antifungal;
action: interferes with fungal cell membrane permeability;
uses: tinea cruris, tinea pedis, diaper rash, minor skin irritations.

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undecylenic acid, undecanoic acid, undecenoic acid

an unsaturated fatty acid, used topically, in ointment or powder form, as an antifungal agent; toxic reactions are rare.