Who are GSK576428's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Otezla, Apremilast (CC-10004), Crisaborole Vehicle, Crisaborole ointment, 2%, LAS106521, SPD503 (4 mg).

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Last reviewed 2026-06-10 · How we verify

GSK576428 — Competitive Intelligence Brief

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

GSK576428 (GSK576428) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: PDE4 inhibitor. Area: Immunology.

phase 3 PDE4 inhibitor PDE4 Immunology Small molecule Live · refreshed every 30 min

Target snapshot

GSK576428 (GSK576428) — GlaxoSmithKline. GSK576428 is a selective inhibitor of phosphodiesterase 4 (PDE4) that reduces inflammatory mediator production by increasing intracellular cAMP levels in immune cells.

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
GSK576428 TARGET	GSK576428	GlaxoSmithKline	phase 3	PDE4 inhibitor	PDE4
Otezla	APREMILAST	Amgen	marketed	Phosphodiesterase 4 Inhibitor [EPC]	PDE4	2014-01-01
Apremilast (CC-10004)	Apremilast (CC-10004)	Virginia Clinical Research, Inc.	marketed	Phosphodiesterase 4 (PDE4) inhibitor	PDE4
Crisaborole Vehicle	Crisaborole Vehicle	Pfizer	marketed	Phosphodiesterase 4 (PDE4) inhibitor	PDE4
Crisaborole ointment, 2%	Crisaborole ointment, 2%	Pfizer	marketed	Phosphodiesterase 4 (PDE4) inhibitor	PDE4
LAS106521	LAS106521	Almirall, S.A.	phase 3	Phosphodiesterase 4 (PDE4) inhibitor	PDE4
SPD503 (4 mg)	SPD503 (4 mg)	Shire	phase 3	Phosphodiesterase 4 (PDE4) inhibitor	PDE4

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 (PDE4 inhibitor class)

GlaxoSmithKline · 7 drugs in this class
Almirall, S.A. · 4 drugs in this class
Pfizer · 3 drugs in this class
Dr. Reddy's Laboratories Limited · 1 drug in this class
Galderma R&D · 1 drug in this class
Handok Inc. · 1 drug in this class
R-Pharm · 1 drug in this class
Advenchen Pharmaceuticals, LLC. · 1 drug in this class
Shaanxi Micot Pharmaceutical Technology Co., Ltd. · 1 drug in this class
Amgen · 1 drug in this class

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Cite this brief

Drug Landscape (2026). GSK576428 — Competitive Intelligence Brief. https://druglandscape.com/ci/gsk576428. Accessed 2026-06-10.

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Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing