About antazoline hcl tetrahydrozoline hcl
Antihistamine and ocular decongestant
Used for
- Temporary relief of itchy, red, watery eyes from allergies or minor irritation.
Usual adult dose
Usually 1–2 drops in the affected eye(s) up to four times daily; follow the product label.
Usual dose in children
Not established; pediatric use depends on product labeling and age.
Common side effects
- Temporary stinging or burning
- Blurred vision
- Eye dryness or irritation
- Pupil dilation
Important warnings
- For eye use only; avoid touching the dropper tip.
- Do not use with contact lenses in place.
- Frequent or prolonged use may worsen redness or irritation.
- Seek medical assessment for eye pain, vision changes, or persistent symptoms.
Pregnancy
Safety is not well established; use only when considered necessary by a healthcare professional.
Breastfeeding
Safety is not well established; use only when considered necessary by a healthcare professional.
Interactions
- Monoamine oxidase inhibitors may increase effects of tetrahydrozoline.
- Tell a healthcare professional about other eye medicines or medicines affecting blood pressure.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.