Isoflurane, (volatile For Inhalation) Liquid
NDC Package 83301-0071-2

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

Package Information

Isoflurane, (volatile For Inhalation) (isoflurane) liquids is isoflurane, USP liquid for inhalation may be used for induction and maintenance of general anesthesia. This formulation utilizes a liquid delivery system. Marketed by Mullan Pharmaceutical Inc., this product is identified by NDC 83301-0071 and is authorized under FDA application ANDA216527.

Identification & Billing

NDC Package Code
83301-0071-2
Package Description
6 BOTTLE, GLASS in 1 CASE / 100 mL in 1 BOTTLE, GLASS (83301-0071-1)
Product Code
83301-0071
11-Digit Billing Format
83301007102
RxNorm Crosswalk

Clinical Specifications

Proprietary Name
Isoflurane, (volatile For Inhalation)
Non-Proprietary Name
Isoflurane
Substance Name
Isoflurane
Dosage Form
Liquid - A dosage form consisting of a pure chemical in its liquid1 state. This dosage form term should not be applied to solutions.
Administration Route
Respiratory (inhalation) - Administration within the respiratory tract by inhaling orally or nasally for local or systemic effect.
Active Ingredient(s)
ISOFLURANE 100 mL/100mL
Pharmacologic Class
Usage Information
Isoflurane, USP liquid for inhalation may be used for induction and maintenance of general anesthesia. Adequate data have not been developed to establish its application in obstetrical anesthesia.

Regulatory & Marketing

Labeler Name
Mullan Pharmaceutical Inc.
Product Type
Human Prescription Drug
FDA Application #
ANDA216527
Marketing Category
ANDA - A product marketed under an approved Abbreviated New Drug Application.
Start Marketing Date
04-01-2026
Listing Expiration
12-31-2027
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 83301-0071-2 identifies a specific commercial package of 6 bottle, glass in 1 case / 100 ml in 1 bottle, glass (83301-0071-1) of Isoflurane, (volatile For Inhalation), a human prescription drug labeled by Mullan Pharmaceutical Inc.. This liquid is formulated for respiratory (inhalation) use and contains isoflurane 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 Mullan Pharmaceutical Inc. on April 01, 2026. The current certification is valid through December 31, 2027.

How is this Mullan Pharmaceutical Inc. product billed for insurance claims?

For medical billing and reimbursement, this package follows the 11-digit CMS format: 83301007102. 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 (5-4-1)
83301-0071-2
11-Digit CMS (5-4-2)
83301-0071-02

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