OTC
Antihistamine and Decongestant (eye preparation)
Antazoline Hydrochloride; Tetryzoline Hydrochloride
Last reviewed April 2026
Who is this for?
What is this drug?
This is a combination eye drop that contains two active ingredients — antazoline (an antihistamine that stops allergic reactions in the eye) and tetryzoline (a decongestant that shrinks swollen blood vessels to reduce redness). Together, they quickly relieve itchy, red, watery eyes caused by allergies.
What is it used for?
Red eye from allergiesitchy eyeswatery eyeseye irritation from dust or pollenallergic conjunctivitis (apollo caused by allergy)
Available Over The Counter
Available at pharmacies without a prescription. Rules may vary by country.