Who are Prepidil's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Cytotec, Lumigan, Travatan, Xalatan, Cytotec, Caverject.

How often does this brief refresh?

Every 30 minutes from primary sources (FDA, EMA, MHRA, PMDA, ClinicalTrials.gov, USPTO). Subscribe to the RSS feed below for push alerts.

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Last reviewed 2026-05-13 · How we verify

Prepidil — Competitive Intelligence Brief

Prepidil (DINOPROSTONE) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Prostaglandin Analog [EPC]. Area: Other.

marketed Prostaglandin Analog [EPC] Prostaglandin E2 receptor EP4 subtype Other Small molecule Live · refreshed every 30 min

Target snapshot

Prepidil (DINOPROSTONE) — Pfizer.

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
Prepidil TARGET	DINOPROSTONE	Pfizer	marketed	Prostaglandin Analog [EPC]	Prostaglandin E2 receptor EP4 subtype	1977-01-01
Cytotec	misoprostol	Generic (originally Searle/Pfizer)	marketed	Prostaglandin E1 analog	Prostaglandin E2 receptor EP2 subtype, Prostaglandin E2 receptor EP3 subtype, Prostaglandin E2 receptor EP4 subtype	1988-12-27
Lumigan	BIMATOPROST		marketed	Prostaglandin Analog [EPC]	Aldo-keto reductase family 1 member C3	2001-01-01
Travatan	TRAVOPROST		marketed	Prostaglandin Analog [EPC]	Prostaglandin F2-alpha receptor	2001-01-01
Xalatan	LATANOPROST	Thea Pharma	marketed	Prostaglandin Analog [EPC]	Prostaglandin F2-alpha receptor	1996-01-01
Cytotec	Misoprostol	Pfizer	marketed	NSAID combined with prostaglandin analog	Cyclooxygenase (COX-1 and COX-2); Prostaglandin receptors	1988-01-01
Caverject	ALPROSTADIL	Pfizer	marketed	Prostaglandin Analog [EPC]	Prostaglandin E2 receptor EP3 subtype	1981-01-01

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)

No upcoming patent expiries for this set.

Sponsor landscape (Prostaglandin Analog [EPC] class)

· 2 drugs in this class
Pfizer · 2 drugs in this class
Aerie Pharmaceuticals · 1 drug in this class
Thea Pharma · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Prepidil — Competitive Intelligence Brief. https://druglandscape.com/ci/dinoprostone. Accessed 2026-05-13.

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