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.