NDC Package 0603-5166-21 Phenobarbital

Tablet Oral - View Billable Units, 11-Digit Format, RxNorm

Package Information

Find all the important details about this NDC Package code, including the 11-Digit NDC Billing number, billing units, wholesale price, RxNorm crosswalk, active ingredients, pharmacologic clasess, etc.

NDC Package Code:
0603-5166-21
Package Description:
100 TABLET in 1 BOTTLE, PLASTIC
Product Code:
Proprietary Name:
Phenobarbital
Non-Proprietary Name:
Phenobarbital
Substance Name:
Phenobarbital
Usage Information:
This medication is used alone or with other medications to control seizures. Controlling and reducing seizures lets you do more of your normal daily activities, reduces your risk of harm when you lose consciousness, and lessens your risk for a possibly life-threatening condition of frequent, repeated seizures. Phenobarbital belongs to a class of drugs known as barbiturate anticonvulsants/hypnotics. It works by controlling the abnormal electrical activity in the brain that occurs during a seizure. This medication is also used for a short time (usually no more than 2 weeks) to help calm you or help you sleep during periods of anxiety. It works by affecting certain parts of the brain to cause calming.
11-Digit NDC Billing Format:
00603516621
Billing Unit:
EA - Billing unit of "each" is used when the product is dispensed in discreet units.
NDC to RxNorm Crosswalk:
100 EA
NDC to RxNorm Crosswalk:
  • RxCUI: 198086 - PHENobarbital 16.2 MG Oral Tablet
  • RxCUI: 198086 - phenobarbital 16.2 MG Oral Tablet
  • RxCUI: 199164 - PHENobarbital 97.2 MG Oral Tablet
  • RxCUI: 199164 - phenobarbital 97.2 MG Oral Tablet
  • RxCUI: 199167 - PHENobarbital 32.4 MG Oral Tablet
  • Product Type:
    Human Prescription Drug
    Labeler Name:
    Par Pharmaceutical, Inc.
    Dosage Form:
    Tablet - A solid dosage form containing medicinal substances with or without suitable diluents.
    Administration Route(s):
  • Oral - Administration to or by way of the mouth.
  • Active Ingredient(s):
    DEA Schedule:
    Schedule IV (CIV) Substances
    Sample Package:
    No
    Marketing Category:
    UNAPPROVED DRUG OTHER - An unapproved drug product in a marketing category that is not reflected on a particular list.
    Start Marketing Date:
    02-01-2003
    Listing Expiration Date:
    12-31-2024
    Exclude Flag:
    N
    Code Structure:

    The NDC Directory contains ONLY information on final marketed drugs submitted to FDA electronically by labelers. A labeler might be a manufacturer, re-packager or re-labeler. The product information included in the NDC directory does not indicate that FDA has verified the information provided by the product labeler. Assigned NDC numbers are not in any way an indication of FDA approval of the product.

    * Please review the disclaimer below.

    Other Product Packages

    The following packages are also available for this product:

    NDC Package CodePackage Description
    0603-5166-321000 TABLET in 1 BOTTLE, PLASTIC

    * Please review the disclaimer below.

    Frequently Asked Questions

    What is NDC 0603-5166-21?

    The NDC Packaged Code 0603-5166-21 is assigned to a package of 100 tablet in 1 bottle, plastic of Phenobarbital, a human prescription drug labeled by Par Pharmaceutical, Inc.. The product's dosage form is tablet and is administered via oral form.

    Is NDC 0603-5166 included in the NDC Directory?

    Yes, Phenobarbital with product code 0603-5166 is active and included in the NDC Directory. The product was first marketed by Par Pharmaceutical, Inc. on February 01, 2003 and its listing in the NDC Directory is set to expire on December 31, 2024 if the product is not updated or renewed by the manufacturer.

    What is the NDC billing unit for package 0603-5166-21?

    The contents of this package are billed per "each", products billed on a per each basis are usually products dispensed in discreet units. The calculated billable units for this package is 100.

    What is the 11-digit format for NDC 0603-5166-21?

    The 11-digit format is 00603516621. The 11-digit billing format might be required by the Centers for Medicare & Medicaid Services (CMS) and other payers in billing claim forms.

    This package code is originally configured in a 4-4-2 segment 10-digit format and by adding a zero within the original NDC package code we can obtain the converted 11-digit format in a 5-4-2 segment configuration. The table below shows the 11-digit code conversion:

    10-Digit Format10-Digit Original Code11-Digit Format11-Digit Code
    4-4-20603-5166-215-4-200603-5166-21