Undecylenic Acid

Category: topical

Aliases: Undecenoic acid

Pharmacological Mechanism

Naturally-occurring 11-carbon unsaturated fatty acid — fungistatic via membrane disruption. OTC for tinea pedis, jock itch; weaker than azoles or allylamines.

Half-Life (t½)

TD: 12h

Dosing Guidelines

• TD: Typical 100 mg (Range: 10–250 mg)

Target Organ Systems

• integumentary

Chemical Identifiers

• PubChem CID: 5634
• Formula: C11H20O2
• Molecular weight: 184.28 g/mol
• InChIKey: FRPZMMHWLSIFAZ-UHFFFAOYSA-N
• SMILES: C=CCCCCCCCCC(=O)O