Medical Articles

Phenylephrine

Ophthalmic topical (Non Steroidal)

Description

Phenylephrine is used to relieve nasal discomfort caused by colds, allergies, and hay fever. It is also used to relieve sinus congestion and pressure. Phenylephrine will relieve symptoms but will not treat the cause of the symptoms or speed recovery

Mechanism of action

Selective Alpha-1 receptor agonist which causes mydriasis without cycloplegia. It is a selective A1 agonist hence leads to vasoconstriction. It activates beta-adrenergic receptors at high concentrations. Its preparations are available in combination with other drugs.

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Mechanism of action

Selective Alpha-1 receptor agonist which causes mydriasis without cycloplegia. It is a selective A1 agonist hence leads to vasoconstriction. It activates beta-adrenergic receptors at high concentrations. Its preparations are available in combination with other drugs.

This page is restricted. Please Login / Register to view this page.