Tag: Emedastine

Emedastine, a second-generation antihistamine, is known for its high selectivity for H1 histamine receptors. Understanding **what is the action of emedastine** provides insight into how this ophthalmic medication was designed to combat the symptoms of allergic conjunctivitis by blocking the effects of histamine. It is important to note that the product is no longer commercially available in some markets due to a manufacturer's decision, not safety concerns.

Emadine (emedastine difumarate) was a prescription antihistamine eye drop used to treat the symptoms of allergic conjunctivitis, but it has been discontinued in the US since 2019. Known for its selective H1 receptor blocking action, it was designed to provide temporary relief from the eye irritation, itching, and redness caused by allergies.