Who are Vitamin B4's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): SODIUM PICOSULFATE, Osmoprep, Renacidin, Diuretic.

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

Vitamin B4 — Competitive Intelligence Brief

Vitamin B4 (ADENINE) competitive landscape: 4 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Calculi Dissolution Agent [EPC]. Area: Cardiovascular.

marketed Calculi Dissolution Agent [EPC] Phosphatidylinositol 4-kinase, PI4K, Leucine-rich repeat serine/threonine-protein kinase 2, Xanthine dehydrogenase/oxidase Cardiovascular Small molecule Live · refreshed every 30 min

Target snapshot

Vitamin B4 (ADENINE).

Comparator set (4 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
Vitamin B4 TARGET	ADENINE		marketed	Calculi Dissolution Agent [EPC]	Phosphatidylinositol 4-kinase, PI4K, Leucine-rich repeat serine/threonine-protein kinase 2, Xanthine dehydrogenase/oxidase	2021-01-01
SODIUM PICOSULFATE	SODIUM PICOSULFATE		marketed	Calculi Dissolution Agent [EPC]		2012-01-01
Osmoprep	sodium phosphate, monobasic, monohydrate	Salix Pharms	marketed	Calculi Dissolution Agent [EPC]		2000-01-01
Renacidin	GLUCONOLACTONE	United Guardian	marketed	Calculi Dissolution Agent [EPC]	Glucosylceramidase	1990-01-01
Diuretic	Diuretic	Reprieve Cardiovascular, Inc	marketed	Calculi Dissolution Agent [EPC]

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)

2028-06-22 — Osmoprep · 7687075 · US

Sponsor landscape (Calculi Dissolution Agent [EPC] class)

· 2 drugs in this class
Reprieve Cardiovascular, Inc · 1 drug in this class
Salix Pharms · 1 drug in this class
United Guardian · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Vitamin B4 — Competitive Intelligence Brief. https://druglandscape.com/ci/adenine. Accessed 2026-05-13.

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