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Last reviewed 2026-06-10 · How we verify

Diphacil — Competitive Intelligence Brief

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

Diphacil (ADIPHENINE) competitive landscape: 1 comparator, recent regulatory actions, upcoming PDUFA, patent timeline. Class: adiphenine. Area: Other.

phase 2 adiphenine Histamine H1 receptor, Muscarinic acetylcholine receptor Other Small molecule Live · refreshed every 30 min

Target snapshot

Diphacil (ADIPHENINE). Diphacil is believed to work by modulating certain physiological processes.

Comparator set (1 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
Diphacil TARGET	ADIPHENINE		phase 2	adiphenine	Histamine H1 receptor, Muscarinic acetylcholine receptor
Celestone Soluspan	betamethasone phosphate	Merck & Co.	marketed	Corticosteroid	Glucocorticoid receptor, Histamine H1 receptor, Muscarinic acetylcholine receptor M1	1965-01-01

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 (adiphenine class)

· 1 drug in this class

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Cite this brief

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

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