Who are Etonogestrel-releasing IUS's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Natazia, Faslodex, Ortho Evra, Elocon, Gynorest, Progesterone.

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Last reviewed 2026-05-16 · How we verify

Etonogestrel-releasing IUS — Competitive Intelligence Brief

Etonogestrel-releasing IUS (Etonogestrel-releasing IUS) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Progesterone receptor agonist. Area: Women's Health.

phase 2 Progesterone receptor agonist Progesterone receptor Women's Health Small molecule Live · refreshed every 30 min

Target snapshot

Etonogestrel-releasing IUS (Etonogestrel-releasing IUS) — Organon and Co. Etonogestrel-releasing IUS works by releasing a hormone that prevents ovulation and thickens cervical mucus to prevent sperm from reaching the egg.

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
Etonogestrel-releasing IUS TARGET	Etonogestrel-releasing IUS	Organon and Co	phase 2	Progesterone receptor agonist	Progesterone receptor
Natazia	DIENOGEST	Mochida Pharmaceutical Co., Ltd.	marketed	Progestin	Progesterone receptor	2010-01-01
Faslodex	fulvestrant	AstraZeneca	marketed	Estrogen Receptor Antagonist [EPC]	Progesterone receptor	2002-01-01
Ortho Evra	NORELGESTROMIN		marketed	Estrogen [EPC]	Progesterone receptor	2001-01-01
Elocon	MOMETASONE FUROATE	Merck & Co.	marketed	Corticosteroid	Progesterone receptor	1987-01-01
Gynorest	DYDROGESTERONE	Solvay	marketed	dydrogesterone	Progesterone receptor	1982-01-01
Progesterone	Progesterone plus HCG	Dunamenti REK Istenhegyi IVF Center	marketed	Progesterone [EPC]	progesterone receptor, luteinizing hormone/choriogonadotropin receptor	1978-01-01

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)

2026-11-29 — Elocon · 7544192 · Method of Use · US
2027-06-12 — Elocon · 8025635 · Formulation · US
2028-01-30 — Natazia · 8153616 · US
2031-10-03 — Elocon · 10357640 · Method of Use · US
2032-02-08 — Elocon · 8763222 · Formulation · US
2034-02-14 — Faslodex · 10188663 · Formulation · US
2034-02-14 — Faslodex · 9833459 · Formulation · US
2034-03-13 — Elocon · 10406332 · Formulation · US
2034-05-17 — Faslodex · 9271990 · Formulation · US
2034-11-24 — Elocon · 10232152 · Formulation · US

Sponsor landscape (Progesterone receptor agonist class)

PregLem SA · 2 drugs in this class
Organon and Co · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Etonogestrel-releasing IUS — Competitive Intelligence Brief. https://druglandscape.com/ci/etonogestrel-releasing-ius. Accessed 2026-05-16.

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