ProtokolPROTOKOL
Medication

Vardenafil (Levitra)

Half-life

~4-5 hours

What is Vardenafil (Levitra)?

PDE5 inhibitor with intermediate onset/duration for erectile function support.

How Vardenafil (Levitra) works

Inhibits PDE5, increasing cGMP-mediated vasodilation in erectile tissue.

Vardenafil (Levitra) half-life

~4-5 hours

Vardenafil (Levitra) side effects

  • Headache/flushing
  • Nasal congestion
  • QT caution and nitrate interaction

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For research and educational purposes only. This page is not medical advice and is not a recommendation to use any compound. Many compounds listed are not approved for human use, and some are prescription-only or controlled in your jurisdiction. Dosing figures are reference or observational reports. Talk to a qualified healthcare provider before starting, stopping, or changing anything. Protokol is for tracking purposes only.