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Library · Reproductive · Hormone-dependent cancer and reproductive disorders treatment

Leuprolide Acetate (Lupron, Eligard)

Lupron, Eligard, Leuprorelin acetate, Lucrin

Synthetic GnRH agonist from 1985 (Lupron, Eligard), more potent and longer-lasting than natural GnRH. Approved for advanced prostate cancer, endometriosis, uterine fibroids, and central precocious puberty, available in daily, monthly, and extended-release forms.

Research score 95/100. Reference only, not a dose.

  • Hormone Regulation
  • Anti-cancer
  • Fertility Enhancement
  • Inflammation Resolution
US status
Prescription Only
Approval
FDA + EMA Approved
Evidence
FDA-approved GnRH agonist. Standard of care for advanced prostate cancer, endometriosis, and central precocious puberty.
Research score
95 / 100
Indication
Prostate Cancer
Origin
USA
Source category
Reproductive System
Status group
Approved / prescription

Mechanism

Initially stimulates LH/FSH release via Gq/11-coupled GnRH receptor activation, but continuous dosing desensitizes and internalizes the receptors, producing reversible medical castration by suppressing sex hormone production.

Safety file

Common effects include hot flashes, injection-site pain, and fatigue; serious risks include an initial tumor flare, bone density loss, metabolic syndrome, and depression or other psychiatric effects.

  • Hot flashes
  • Mood changes
  • Bone density decrease
  • Initial hormone flare
  • Injection site reactions
  • Sexual dysfunction
  • Fatigue
  • Joint pain