Rx only · Injection, Solution · Intramuscular

Diphenhydramine Hydrochloride

9 ACTIVE SUPPLIERS — US

openFDA · updated weekly

US14 NDCs
9 active makers

UKComing
soon

CAComing
soon

AUComing
soon

EUComing
soon

RxCUI (US)3498

US makers9 labelers

Packages18

DEA / ScheduleNone

US acquisition costNADAC · per unit

Average across 5 priced NDCs. A benchmark of pharmacy acquisition cost — not a retail quote.

$0.948

Latest avg · Jul 22, 2026

-5%

Since Dec 17, 2025

Active US suppliers

50%

Top-2 supplier share*

Labeler	Type	Packages	Status
Fresenius Kabi USA, LLC	unknown	5	SUPPLYING
Micro Labs Limited	unknown	4	SUPPLYING
Armas Pharmaceuticals Inc.	unknown	2	SUPPLYING
HF Acquisition Co LLC, DBA HealthFirst	unknown	2	SUPPLYING
Avenacy, LLC	unknown	1	SUPPLYING
Sagent Pharmaceuticals	unknown	1	SUPPLYING
Medical Purchasing Solutions, LLC	unknown	1	SUPPLYING
Cardinal Health 107, LLC	unknown	1	SUPPLYING
ProPharma Distribution	unknown	1	SUPPLYING