Diurex Tablet, Coated
NDC Package 52389-306-22

View Billable Units, 11-Digit Conversion Format, and RxNorm mappings
Table of Contents
    1. Package Information
    2. Other Packages
    3. Frequently Asked Questions

Package Information

Diurex (caffeine, magnesium salicylate) tablets is read all package directions and warnings before use and use only as directed.Adults: Two (2) pills every 4 to 6 hours while symptoms persist, not to exceed eight (8) pills per day.Start taking 5 or 6 days before onset of period and continue until desired relief is obtained or end of period.Drink 6 to 8 glasses of water daily.For use by normally healthy adults only.Persons under 18 years of age should use only as directed by a doctor.Note: DIUREX Water Pills will not discolor urine. This formulation utilizes a tablet, coated delivery system. Marketed by Kobayashi Healthcare International, Inc., this product is identified by NDC 52389-306 and is authorized under FDA application M027.

Identification & Billing

NDC Package Code
52389-306-22
Package Description
2 BLISTER PACK in 1 CARTON / 11 TABLET, COATED in 1 BLISTER PACK (52389-306-02)
Product Code
52389-306
11-Digit Billing Format
52389030622
RxNorm Crosswalk
RxCUI: 1001437 - caffeine 50 MG / magnesium salicylate 162.5 MG Oral Tablet

Clinical Specifications

Proprietary Name
Diurex Water Pills
Non-Proprietary Name
Caffeine, Magnesium Salicylate
Substance Name
Caffeine; Magnesium Salicylate
Dosage Form
Tablet, Coated - A solid dosage form that contains medicinal substances with or without suitable diluents and is covered with a designated coating.
Administration Route
Oral - Administration to or by way of the mouth.
Active Ingredient(s)
Pharmacologic Class
Usage Information
Read all package directions and warnings before use and use only as directed.Adults: Two (2) pills every 4 to 6 hours while symptoms persist, not to exceed eight (8) pills per day.Start taking 5 or 6 days before onset of period and continue until desired relief is obtained or end of period.Drink 6 to 8 glasses of water daily.For use by normally healthy adults only.Persons under 18 years of age should use only as directed by a doctor.Note: DIUREX Water Pills will not discolor urine.

Regulatory & Marketing

Labeler Name
Kobayashi Healthcare International, Inc.
Product Type
Human Otc Drug
FDA Application #
M027
Marketing Category
OTC MONOGRAPH DRUG -
Start Marketing Date
05-15-2005
Listing Expiration
12-31-2026
Exclude Flag
N
Sample Package
No

Hierarchy Structure

Code Lineage

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 full disclaimer at the bottom of this page.

Other Available Packages

The following commercial packages are registered under the same Product NDC (52389-306). Click a package code to view its specific billing and regulatory data.

52389-306-21
2 BLISTER PACK in 1 CARTON / 21 TABLET, COATED in 1 BLISTER PACK
52389-306-36
2 BLISTER PACK in 1 CARTON / 18 TABLET, COATED in 1 BLISTER PACK
52389-306-42
1 BLISTER PACK in 1 CARTON / 42 TABLET, COATED in 1 BLISTER PACK (52389-306-01)
52389-306-84
2 BLISTER PACK in 1 CARTON / 42 TABLET, COATED in 1 BLISTER PACK (52389-306-01)

* Please review the full disclaimer at the bottom of this page.

Frequently Asked Questions

What is the distribution configuration for this product package?

The code 52389-306-22 identifies a specific commercial package of 2 blister pack in 1 carton / 11 tablet, coated in 1 blister pack (52389-306-02) of Diurex Water Pills, a human over the counter drug labeled by Kobayashi Healthcare International, Inc.. This tablet, coated is formulated for oral use and contains caffeine; magnesium salicylate as the active substance.

Is this product currently listed with the FDA?

Yes, this product is active and verified within the NDC Directory. It was introduced to the market by Kobayashi Healthcare International, Inc. on May 15, 2005. The current certification is valid through December 31, 2026.

How is this Kobayashi Healthcare International, Inc. product billed for insurance claims?

For medical billing and reimbursement, this package follows the 11-digit CMS format: 52389030622. The table below illustrates the segment conversion from the 10-digit labeler code to the 11-digit provider format.

11-Digit Code Conversion

Billing payers usually require a 5-4-2 segment configuration. Below is the conversion from the 10-digit package format to the 11-digit billing format:

10-Digit Format (5-3-2)
52389-306-22
11-Digit CMS (5-4-2)
52389-0306-22

Note: The zero is added to the Product segment to maintain the 5-4-2 structure.