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Last reviewed 2026-05-17 · How we verify

Diphenhydramine hydrochloride or alternative antihistamine — Competitive Intelligence Brief

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

Diphenhydramine hydrochloride or alternative antihistamine (Diphenhydramine hydrochloride or alternative antihistamine) competitive landscape: 0 comparators, recent regulatory actions, upcoming PDUFA, patent timeline.

phase 2 Small molecule Live · refreshed every 30 min

Target snapshot

Diphenhydramine hydrochloride or alternative antihistamine (Diphenhydramine hydrochloride or alternative antihistamine) — Hoffmann-La Roche.

Comparator set

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
Diphenhydramine hydrochloride or alternative antihistamine TARGET	Diphenhydramine hydrochloride or alternative antihistamine	Hoffmann-La Roche	phase 2

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

No sponsor landscape data.

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Cite this brief

Drug Landscape (2026). Diphenhydramine hydrochloride or alternative antihistamine — Competitive Intelligence Brief. https://druglandscape.com/ci/diphenhydramine-hydrochloride-or-alternative-antihistamine. Accessed 2026-05-17.

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