phenobarbital
Drug ingredientThis chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
Where It Comes From
40 FDA-registered drug labelers
Advanz Pharma (US) Corp.
Ajenat Pharmaceuticals LLC
ALKALOIDA chemical company Zrt
American Health Packaging
ATLANTIC BIOLOGICALS CORP.
BPI Labs LLC
Bryant Ranch Prepack
Chartwell Governmental & Specialty RX, LLC.
Chartwell RX, LLC
Chemische Fabrik Berg GmbH
Clinical Solutions Wholesale, LLC
Coupler LLC
e5 Pharma, LLC
Endo USA, Inc.
Fagron Inc
Genus Lifesciences
Harman Finochem Limited
Hikma Pharmaceuticals USA Inc.
Ingenus Pharmaceuticals, LLC
J P N PHARMA PRIVATE LIMITED
KALINTIS HEALTHCARE PRIVATE LIMITED
Kesin Pharma Corporation
Major Pharmaceuticals
Medisca Inc.
Nantong Jinghua Pharmaceutical Co., Ltd.
PAI Holdings, LLC dba PAI Pharma
Pharmaceutical Associates, Inc.
Professional Compounding Centers of America dba PCCA
Proficient Rx LP
QUAGEN PHARMACEUTICALS LLC
Redpharm Drug
REMEDYREPACK INC.
Rising Pharma Holdings, Inc.
Shandong Xinhua Pharmaceutical Company Limited
Strides Pharma Science Limited
Taro Pharmaceuticals U.S.A. Inc.
Trigen Laboratories, LLC
VistaPharm, LLC
Westminster Pharmaceuticals, LLC
WINDER LABORATORIES, LLC
Why It Matters
Sectors
Health
Downstream Uses
Appears in 6 drug and cosmetic product listings (FDA).
- •Phenobarbital
- •Phenohytro
- •Donnatal
- •Phenobarbital Oral Solution
- •Phenobarbital, Hyoscyamine Sulfate, Atropine Sulfate, Scopolamine Hydrobromide
- •Phenobarbital, Hyoscyamine Sulfate, Atropine Sulfate and Scopolamine Hydrobromide
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 Shortage
Shortage History
Each row is a separate manufacturer's FDA shortage filing — not a timeline for the drug as a whole. Multiple "current" entries are normal: each manufacturer/NDC files independently. Status reflects the manufacturer's report; reason describes their supply situation (Available, Unavailable, or to be discontinued).
to be discontinued
Phenobarbital Tablet
10/31/2025Chemical Identity
CAS50-06-6
PubChem CID4763
DTXSIDDTXSID5021122
FormulaC12H12N2O3
Mol. Weight232.23 g/mol
SMILESCCC1(C(=O)NC(=O)NC1=O)C2=CC=CC=C2
Data Sources
47632026-04-07
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/phenobarbital/cids/JSON
Archive: data/sources/pubchem_name/phenobarbital.json
CAS 50-06-62026-04-25
https://open.fda.gov/data/ndc/
Archive: data/sources/fda/ndc/ndc.json
CAS 50-06-62026-06-13
https://api.fda.gov/drug/shortages.json
Archive: data/sources/fda/shortages/shortages.json