Who are iv sildenafil's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Tadalafil versus tamsulosin as MET, Viagra (sildenafil citrate), Viagra, Revatio, ZYDENA TAB.75mg(Udenafil 75mg), LEVITRA (vardenafil).

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Last reviewed 2026-05-15 · How we verify

iv sildenafil — Competitive Intelligence Brief

iv sildenafil (iv sildenafil) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: PDE5 inhibitor. Area: Urology.

phase 3 PDE5 inhibitor PDE5 Urology Small molecule Live · refreshed every 30 min

Target snapshot

iv sildenafil (iv sildenafil) — Pfizer's Upjohn has merged with Mylan to form Viatris Inc.. Sildenafil is a phosphodiesterase type 5 (PDE5) inhibitor that works by increasing blood flow to the penis to treat erectile dysfunction.

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
iv sildenafil TARGET	iv sildenafil	Pfizer's Upjohn has merged with Mylan to form Viatris Inc.	phase 3	PDE5 inhibitor	PDE5
Tadalafil versus tamsulosin as MET	Tadalafil versus tamsulosin as MET	Beni-Suef University	marketed	PDE5 inhibitor (tadalafil) vs. alpha-1A adrenergic antagonist (tamsulosin)	PDE5 (tadalafil) vs. alpha-1A adrenergic receptor (tamsulosin)
Viagra (sildenafil citrate)	Viagra (sildenafil citrate)	Pfizer's Upjohn has merged with Mylan to form Viatris Inc.	marketed	Phosphodiesterase type 5 (PDE5) inhibitor	PDE5 (phosphodiesterase type 5)
Viagra	Sildenafil Citrate	Pfizer Inc.	marketed	Phosphodiesterase-5 (PDE5) inhibitor	Phosphodiesterase type 5 (PDE5)
Revatio	Sildenafil Citrate	Pfizer Inc.	marketed	PDE5 inhibitor	Phosphodiesterase type 5 (PDE5)
ZYDENA TAB.75mg(Udenafil 75mg)	ZYDENA TAB.75mg(Udenafil 75mg)	Samsung Medical Center	marketed	Phosphodiesterase type 5 (PDE5) inhibitor	PDE5 (phosphodiesterase type 5)
LEVITRA (vardenafil)	LEVITRA (vardenafil)	GlaxoSmithKline	marketed	Phosphodiesterase type 5 (PDE5) inhibitor	PDE5 (phosphodiesterase type 5)

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 (PDE5 inhibitor class)

Pfizer Inc. · 2 drugs in this class
Dong-A Pharmaceutical Co., Ltd. · 1 drug in this class
Dong-A ST Co., Ltd. · 1 drug in this class
Eli Lilly and Company · 1 drug in this class
Pfizer's Upjohn has merged with Mylan to form Viatris Inc. · 1 drug in this class
Regina Elena Cancer Institute · 1 drug in this class

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Cite this brief

Drug Landscape (2026). iv sildenafil — Competitive Intelligence Brief. https://druglandscape.com/ci/iv-sildenafil. Accessed 2026-05-15.

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