diphenhydramine hcl
Drug ingredientThis chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
Where It Comes From
10 FDA-registered drug labelers
A-S Medication Solutions
Amerisource Bergen
Best Choice
BI-MART
Grocery Outlet
Kenvue Brands LLC
Kesin Pharma Corporation
Rnv LLC
The Procter & Gamble Manufacturing Company
Topco Associates, LLC
Why It Matters
Sectors
Health
Downstream Uses
Appears in 11 drug and cosmetic product listings (FDA).
- •Dye Free Allergy Relief
- •Revasol Sleep AID
- •Allergy Relief
- •Diphenhydramine Hydrochloride
- •Revasol Childrens Allergy
- •Childrens Allergy Relief
- •Vicks PainQuil PM Liquicaps PAIN Reliever plus Nighttime Sleep-AID
- •Benadryl Allergy Extra Strength Liqui-Gels
Show all 11
- •Diphenhydramine HCl Oral Solution
- •Diphenhydramine HCl
- •GNP Extra Strength Anti-Itch Cream
FDA Shortage Status
Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."
No FDA shortage records
Chemical Identity
CAS147-24-0
PubChem CID8980
DTXSIDDTXSID4020537
FormulaC17H22ClNO
Mol. Weight291.8 g/mol
SMILESCN(C)CCOC(C1=CC=CC=C1)C2=CC=CC=C2.Cl
Data Sources
89802026-04-07
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/diphenhydramine hcl/cids/JSON
Archive: data/sources/pubchem_name/diphenhydramine hcl.json
CAS 147-24-02026-04-25
https://open.fda.gov/data/ndc/
Archive: data/sources/fda/ndc/ndc.json
bulk match2026-04-07
https://open.fda.gov/data/ndc/
Archive: data/sources/fda/ndc/ndc.json