Phenylephrine

(Phenylephrine)

Alpha-1 adrenergic receptor agonist

At a Glance

  • Constricts blood vessels to relieve trapped blood in the penis
  • Rapid symptom resolution for erections lasting longer than 4 hours
  • Reduces risk of permanent damage or erectile dysfunction
  • Minimal systemic absorption when used properly

The Details

Phenylephrine is an alpha-adrenergic agonist used as a first-line treatment for ischemic priapism. It works by constricting blood vessels in the penis, reducing blood flow to the erectile tissue, and allowing the erection to resolve. It’s administered via intracavernosal injection in clinical settings as part of emergency management.

Requires a Prescription

Phenylephrine Information

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Injection Therapy Guide

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WarmMark Sensor Information

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