Who are Leuplin or zoladex's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Lupron, Micronor, Triptorelin pamoate（15mg）, Triptorelin (GnRH agonists), triptorelin, recombinant LH, Long acting FSH and GnRH antagonist.

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Last reviewed 2026-05-16 · How we verify

Leuplin or zoladex — Competitive Intelligence Brief

Leuplin or zoladex (Leuplin or zoladex) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: GnRH agonist. Area: Oncology.

phase 3 GnRH agonist GnRH receptor Oncology Small molecule Live · refreshed every 30 min

Target snapshot

Leuplin or zoladex (Leuplin or zoladex) — Seoul National University Hospital. Leuprolide and goserelin are GnRH agonists that suppress luteinizing hormone and follicle-stimulating hormone, leading to suppression of testosterone and estrogen production.

Comparator set (6 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

Drug	Generic	Sponsor	Phase	Class	Target	Approval / PDUFA
Leuplin or zoladex TARGET	Leuplin or zoladex	Seoul National University Hospital	phase 3	GnRH agonist	GnRH receptor
Lupron	leuprorelin	Accord Healthcare S.L.U.	marketed	Gonadotropin Releasing Hormone Receptor Agonist	GnRH receptors	1985-01-01
Micronor	norethisterone	Johnson & Johnson	marketed	Progestin	GnRH receptors	1962-01-01
Triptorelin pamoate（15mg）	Triptorelin pamoate（15mg）	Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University	marketed	GnRH agonist	GnRH receptor
Triptorelin (GnRH agonists)	Triptorelin (GnRH agonists)	University of Pisa	marketed	GnRH agonist	GnRH receptor (GNRHR)
triptorelin, recombinant LH	triptorelin, recombinant LH	IVI Madrid	marketed	GnRH agonist with recombinant LH supplementation	GnRH receptor; LH receptor
Long acting FSH and GnRH antagonist	Long acting FSH and GnRH antagonist	Bioroma	marketed	GnRH antagonist / FSH receptor agonist combination	GnRH receptor, FSH receptor

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

2028-03-22 — Lupron · 9617303 · US
2031-02-05 — Lupron · 8921326 · US

Sponsor landscape (GnRH agonist class)

Takeda · 4 drugs in this class
Abbott · 3 drugs in this class
Ipsen · 3 drugs in this class
Changchun GeneScience Pharmaceutical Co., Ltd. · 3 drugs in this class
University of Pisa · 2 drugs in this class
Chong Qing Reproducive and Genetic Institute · 1 drug in this class
Chesapeake Urology Research Associates · 1 drug in this class
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) · 1 drug in this class
Enteris BioPharma Inc. · 1 drug in this class
Colorado Center for Reproductive Medicine · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Leuplin or zoladex — Competitive Intelligence Brief. https://druglandscape.com/ci/leuplin-or-zoladex. Accessed 2026-05-16.

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