Np Thyroid Tablet
NDC Package 17224-511-28

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

Np Thyroid (thyroid tablets) tablets is thyroid hormone is used to treat underactive thyroid (hypothyroidism). This formulation utilizes a tablet delivery system. Marketed by Calvin Scott & Co Inc., this product is identified by NDC 17224-511.

Identification & Billing

NDC Package Code
17224-511-28
Package Description
28 TABLET in 1 BOTTLE
Product Code
17224-511
11-Digit Billing Format
17224051128
RxNorm Crosswalk

Clinical Specifications

Proprietary Name
Np Thyroid
Non-Proprietary Name
Thyroid Tablets
Substance Name
Levothyroxine; Liothyronine
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.
  • Oral - Administration to or by way of the mouth.
  • Oral - Administration to or by way of the mouth.
Active Ingredient(s)
Pharmacologic Class
Usage Information
Thyroid hormone is used to treat underactive thyroid (hypothyroidism). It is a natural product made from animal thyroid glands (usually a pig's). It replaces or provides more thyroid hormone, which is normally produced by the thyroid gland. Low thyroid hormone levels can occur naturally or when the thyroid gland is injured by radiation/medications or removed by surgery. Having enough thyroid hormone is important for maintaining normal mental and physical activity. In children, having enough thyroid hormone is important for normal mental and physical development. This medication is also used to treat other types of thyroid disorders (such as certain types of goiters, thyroid cancer) and also to test for thyroid function. This medication should not be used to treat infertility unless it is caused by low thyroid hormone levels. Older adults should discuss the risks and benefits of this medication with their doctor or pharmacist.

Regulatory & Marketing

Labeler Name
Calvin Scott & Co Inc.
Product Type
Human Otc Drug
Marketing Category
UNAPPROVED DRUG OTHER - An unapproved drug product in a marketing category that is not reflected on a particular list.
Start Marketing Date
08-01-2025
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 (17224-511). Click a package code to view its specific billing and regulatory data.

17224-511-30
30 TABLET in 1 BOTTLE
17224-511-60
60 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 17224-511-28 identifies a specific commercial package of 28 tablet in 1 bottle of Np Thyroid, a human over the counter drug labeled by Calvin Scott & Co Inc.. This tablet is formulated for oral use and contains levothyroxine; liothyronine 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 Calvin Scott & Co Inc. on August 01, 2025. The current certification is valid through December 31, 2026.

What are the primary indications for this medication?

Thyroid hormone is used to treat underactive thyroid (hypothyroidism). It is a natural product made from animal thyroid glands (usually a pig's). It replaces or provides more thyroid hormone, which is normally produced by the thyroid gland. Low thyroid hormone levels can occur naturally or when the thyroid gland is injured by radiation/medications or removed by surgery. Having enough thyroid hormone is important for maintaining normal mental and physical activity. In children, having enough thyroid hormone is important for normal mental and physical development. This medication is also used to treat other types of thyroid disorders (such as certain types of goiters, thyroid cancer) and also to test for thyroid function. This medication should not be used to treat infertility unless it is caused by low thyroid hormone levels. Older adults should discuss the risks and benefits of this medication with their doctor or pharmacist.

How is this Calvin Scott & Co Inc. product billed for insurance claims?

For medical billing and reimbursement, this package follows the 11-digit CMS format: 17224051128. 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)
17224-511-28
11-Digit CMS (5-4-2)
17224-0511-28

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