Chlorthalidone Tablet
NDC Package 43598-720-01

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

Chlorthalidone tablets is chlorthalidone is used to treat high blood pressure (hypertension). This formulation utilizes a tablet delivery system. Marketed by Dr. Reddy's Laboratories Inc., this product is identified by NDC 43598-720 and is authorized under FDA application ANDA210742.

Identification & Billing

NDC Package Code
43598-720-01
Package Description
100 TABLET in 1 BOTTLE
Product Code
43598-720
11-Digit Billing Format
43598072001
Billing Unit
EA - Billing unit of "each" is used when the product is dispensed in discreet units.
Units Per Package
100 EA
RxNorm Crosswalk

Clinical Specifications

Proprietary Name
Chlorthalidone
Non-Proprietary Name
Chlorthalidone
Substance Name
Chlorthalidone
Dosage Form
Tablet - A solid dosage form containing medicinal substances with or without suitable diluents.
Administration Route
Oral - Administration to or by way of the mouth.
Active Ingredient(s)
CHLORTHALIDONE 50 mg/1
Pharmacologic Class
Usage Information
Chlorthalidone is used to treat high blood pressure (hypertension). Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. It is also used to reduce extra salt and water in the body caused by conditions such as heart failure, liver disease, and kidney disease. Decreasing extra salt and water in the body helps to decrease swelling (edema) and breathing problems caused by fluid in the lungs. Chlorthalidone is a "water pill" (diuretic). It increases the amount of urine you make, especially when you first start the medication. It also helps to relax the blood vessels so that blood can flow more easily.

Regulatory & Marketing

Labeler Name
Dr. Reddy's Laboratories Inc.
Product Type
Human Prescription Drug
FDA Application #
ANDA210742
Marketing Category
ANDA - A product marketed under an approved Abbreviated New Drug Application.
Start Marketing Date
10-23-2018
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 (43598-720). Click a package code to view its specific billing and regulatory data.

43598-720-10
1000 TABLET in 1 BOTTLE

* 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 43598-720-01 identifies a specific commercial package of 100 tablet in 1 bottle of Chlorthalidone, a human prescription drug labeled by Dr. Reddy's Laboratories Inc.. This tablet is formulated for oral use and contains chlorthalidone 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 Dr. Reddy's Laboratories Inc. on October 23, 2018. The current certification is valid through December 31, 2026.

What are the primary indications for this medication?

Chlorthalidone is used to treat high blood pressure (hypertension). Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. It is also used to reduce extra salt and water in the body caused by conditions such as heart failure, liver disease, and kidney disease. Decreasing extra salt and water in the body helps to decrease swelling (edema) and breathing problems caused by fluid in the lungs. Chlorthalidone is a "water pill" (diuretic). It increases the amount of urine you make, especially when you first start the medication. It also helps to relax the blood vessels so that blood can flow more easily.

How is this Dr. Reddy's Laboratories Inc. product billed for insurance claims?

For medical billing and reimbursement, this package follows the 11-digit CMS format: 43598072001. Quantities are measured in per "each", products billed on a per each basis are usually products dispensed in discreet units.. There are 100 total billable units per package. 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)
43598-720-01
11-Digit CMS (5-4-2)
43598-0720-01

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