Inon Ace Solution
NDC Package 49873-403-01

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

Package Information

Inon Ace (magnesium aluminosilicate, magnesium hydroxide) solution is uses relieves these symptoms: ■ heartburn    ■ sour stomach    ■ acid indigestion. This formulation utilizes a solution delivery system. Marketed by Sato Pharmaceutical Co., Ltd., this product is identified by NDC 49873-403 and is authorized under FDA application M001.

Identification & Billing

NDC Package Code
49873-403-01
Package Description
2 BOTTLE in 1 CARTON / 30 mL in 1 BOTTLE
Product Code
49873-403
11-Digit Billing Format
49873040301
RxNorm Crosswalk
  • RxCUI: 1246297 - aluminum magnesium silicate 900 MG / magnesium hydroxide 250 MG in 30 mL Oral Solution
  • RxCUI: 1246297 - aluminum magnesium silicate 30 MG/ML / magnesium hydroxide 8.33 MG/ML Oral Solution
  • RxCUI: 1246303 - Inon Ace 900 MG / 250 MG in 30 mL Oral Solution
  • RxCUI: 1246303 - aluminum magnesium silicate 30 MG/ML / magnesium hydroxide 8.33 MG/ML Oral Solution [Inon Ace Solution]
  • RxCUI: 1246303 - Inon Ace Solution (aluminum magnesium silicate 30 MG/ML / magnesium hydroxide 8.33 MG/ML) Oral Solution

Clinical Specifications

Proprietary Name
Inon Ace
Non-Proprietary Name
Magnesium Aluminosilicate, Magnesium Hydroxide
Substance Name
Magnesium Hydroxide; Silodrate
Dosage Form
Solution - A clear, homogeneous liquid1 dosage form that contains one or more chemical substances dissolved in a solvent or mixture of mutually miscible solvents.
Administration Route
Oral - Administration to or by way of the mouth.
Active Ingredient(s)
Pharmacologic Class
Usage Information
Uses relieves these symptoms: ■ heartburn    ■ sour stomach    ■ acid indigestion

Regulatory & Marketing

Labeler Name
Sato Pharmaceutical Co., Ltd.
Product Type
Human Otc Drug
FDA Application #
M001
Marketing Category
OTC MONOGRAPH DRUG -
Start Marketing Date
05-20-2000
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.

Frequently Asked Questions

What is the distribution configuration for this product package?

The code 49873-403-01 identifies a specific commercial package of 2 bottle in 1 carton / 30 ml in 1 bottle of Inon Ace, a human over the counter drug labeled by Sato Pharmaceutical Co., Ltd.. This solution is formulated for oral use and contains magnesium hydroxide; silodrate 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 Sato Pharmaceutical Co., Ltd. on May 20, 2000. The current certification is valid through December 31, 2026.

How is this Sato Pharmaceutical Co., Ltd. product billed for insurance claims?

For medical billing and reimbursement, this package follows the 11-digit CMS format: 49873040301. 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)
49873-403-01
11-Digit CMS (5-4-2)
49873-0403-01

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