Emedastine
Emedastine is an ophthalmic antihistamine medication used to treat eye allergies, specifically allergic conjunctivitis. It works by blocking histamine H1 receptors in the eyes to relieve symptoms like itching, redness, and swelling caused by allergic reactions. Patients with seasonal or perennial allergic conjunctivitis typically use this topical eye drop formulation.
Emedastine is an antihistamine eye drop used to treat allergic conjunctivitis by blocking histamine receptors to reduce eye itching, redness, and swelling.
Key facts at a glance
- ATC
- S01GX06
- RxNorm
- 28144
- Generic
- Emedastine
- Class
- atc-s01
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- ophthalmic
- Forms
- solution
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Treatment of allergic conjunctivitis, including seasonal allergic conjunctivitis and perennial allergic conjunctivitis, to relieve associated eye symptoms such as itching, redness, and swelling.
Emedastine is a selective histamine H1 receptor antagonist that blocks the action of histamine released during allergic reactions in the conjunctiva of the eye, thereby reducing inflammatory symptoms.
For ophthalmic use only; patients should remove contact lenses before application and wait before reinserting. May cause mild eye irritation, headache, or blurred vision. Not recommended for use in children under 3 years of age. Patients should avoid touching the dropper tip to prevent contamination.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy