Visine Eye Drops Solution 0.5 mg/ml is a sterile eye-drop product in a 5 ml pack, and the official Kenvue leaflet lists tetrahydrozoline hydrochloride 0.5 mg/ml as the active ingredient.
The leaflet describes use for temporary relief of eye redness and swelling associated with ocular allergy or minor irritation such as wind, smoke, dust, reading/TV viewing, or swimming.
For eye use only and use as directed by the leaflet/clinician; the leaflet also lists benzalkonium chloride (0.593 mg/ml) and advises soft contact lens wearers to remove lenses before use and wait at least 15 minutes before reinserting.