ProtokolPROTOKOL
Steroid

Estradiol Cypionate

Half-life

~7-9 days

What is Estradiol Cypionate?

Long-acting injectable estradiol ester used in hormone therapy.

How Estradiol Cypionate works

Esterified estradiol releases slowly and agonizes estrogen receptors ER-alpha/ER-beta in target tissues.

Estradiol Cypionate half-life

~7-9 days

Estradiol Cypionate side effects

  • Nausea/breast tenderness
  • Thromboembolic risk factors
  • Fluid retention

Track Estradiol Cypionate in Protokol.

Log doses, model half-lives, check interactions, and line it all up against your bloodwork. Free on iPhone and Android.

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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.