Leuprolide vs Goserelin
A GnRH agonist that suppresses the axis through continuous stimulation. A depot GnRH agonist; same flare-then-suppression mechanism as leuprolide. Side by side: type, evidence tier, receptor, molecular weight, and half-life — the same fields as each monograph, rearranged so the engineering difference is visible.
Leuprolide | Goserelin | |
|---|---|---|
| Also known as | Lupron, Eligard | Zoladex |
| Type | Analog | Analog |
| Evidence | Established | Established |
| Family | Reproductive & gonadal | Reproductive & gonadal |
| Class | GnRH receptor agonist (nonapeptide analog) | GnRH receptor agonist (decapeptide analog) |
| Receptor | GnRH receptor (GnRHR) | GnRH receptor (GnRHR) |
| Molecular weight | ~1,209.4 Da | ~1,269.4 Da |
| Half-life | ||
| Based on | Gonadotropin-releasing hormone | Gonadotropin-releasing hormone |
Half-life bars are on a logarithmic scale across the molecules shown. Reference values for the native or representative form — educational only, not medical or dosing advice.
Common questions
- What is the difference between Leuprolide and Goserelin?
- Leuprolide is an engineered analog based on Gonadotropin-releasing hormone; Goserelin is an engineered analog based on Gonadotropin-releasing hormone. Leuprolide signals at GnRH receptor (GnRHR); Goserelin signals at GnRH receptor (GnRHR).
- How do the half-lives of Leuprolide and Goserelin compare?
- The reported circulating half-life of Leuprolide is ~3 h (depot formulations act for months); Goserelin is ~4–5 h (implant depot). These are reference values for the native or representative form — educational only, not dosing advice.
- Is Leuprolide the same as Lupron?
- Lupron, Eligard are brand names of Leuprolide. This comparison describes the molecules, not branded products.
Prefer the other order? Goserelin vs Leuprolide. Or open the interactive comparison tool to add more molecules.