OTC

Antiseptic / Anti-infective

Dilute acetic acid

Last reviewed April 2026

Who is this for?

What is this drug?

Dilute acetic acid is a mild acid solution (basically a weak form of vinegar) used mainly to treat ear infections by creating an acidic environment that kills bacteria and fungi.

What is it used for?

Ear infections (especially outer ear infection/swimmer's ear)cleaning woundsremoving warts

Available Over The Counter

Available at pharmacies without a prescription. Rules may vary by country.

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