Methenamine Mandelate Solution
NDC 85477-115

View dosage, usage, ingredients, routes, and UNII mappings.
Table of Contents
  1. Product Information
  2. Product Packages
  3. What is NDC 85477-115?
  4. Methenamine Mandelate Uses
  5. Active Ingredients
  6. Active Ingredients UNII Codes
  7. Inactive Ingredients UNII Codes
  8. NDC to RxNorm Crosswalk

Product Information

Methenamine Mandelate is a UNAPPROVED DRUG OTHER-approved product labeled by Oncora Pharma, Llc. Methenamine is used to prevent or control returning urinary tract infections caused by certain bacteria. It is supplied as a solution for oral administration. This product entry covers the primary NDC 85477-115 and its associated package configuration. This profile includes active and inactive ingredient UNII references and FDA labeling data.

Primary Identification

NDC Product Code:
85477-115
Proprietary Name:
Methenamine Mandelate
Non-Proprietary Name: [1]
Methenamine Mandelate
Substance Name: [2]
Methenamine Mandelate
NDC Directory Status:
Human Prescription Drug
Product Type: [3]
ACTIVE PRODUCT INCLUDED in the NDC Directory
Code Navigator:

Clinical Specifications

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(s): [4]
Oral - Administration to or by way of the mouth.

Labeler & Regulatory Data

Labeler Name: [5]
Oncora Pharma, Llc
Labeler Code:
85477
Product Label ID:
d4b79e41-eb29-4d30-aa8f-e964c16bf002
Marketing Category: [8]
UNAPPROVED DRUG OTHER - An unapproved drug product in a marketing category that is not reflected on a particular list.

Marketing Timeline

Start Marketing Date: [9]
04-20-2026
Listing Expiration Date: [11]
12-31-2027
Exclude Flag: [12]
N

Code Structure Chart

Product Details

What is NDC 85477-115?

The NDC code 85477-115 is assigned by the FDA to the product Methenamine Mandelate. This pharmaceutical product is labeled by Oncora Pharma, Llc and is currently categorized as listed product. The medication is a solution administered via oral route. In terms of distribution, this product is available in a single package configuration. The associated package NDC(s) include: 85477-115-16. Beyond standard identification, this entry provides technical data including pharmacologic classes, UNII ingredient references, and RxNorm cross-referencing for healthcare systems.

What are the uses of this product?

Methenamine is used to prevent or control returning urinary tract infections caused by certain bacteria. It is not used to treat an active infection. Other antibiotics must be used first to treat and cure the infection. Methenamine is an antibiotic that stops the growth of bacteria in urine. This medication also contains an ingredient that helps to make the urine acidic. When the urine is acidic, methenamine turns into formaldehyde to kill the bacteria. This antibiotic is effective only against bacterial infections in the urinary tract. It will not work for other types of bacterial infections (such as in the blood) or for viral infections (such as the common cold or flu). Unnecessary use or misuse of any antibiotic can lead to its decreased effectiveness.

What are Active Ingredients of this product?

An active ingredient is the substance responsible for the medicinal effects of a product specified by the substance's molecular structure or if the molecular structure is not known, defined by an unambiguous definition that identifies the substance. Each active ingredient name is the preferred term of the UNII code submitted.

Which are the associated UNII Codes?

The UNII codes for the active ingredients in this product are:

Which are the Inactive Ingredients associated UNII Codes?

The inactive ingredients are all the component of a medicinal product OTHER than the active ingredient(s). The acronym "UNII" stands for “Unique Ingredient Identifier” and is used to identify each inactive ingredient present in a product. The UNII codes for the inactive ingredients in this product are:

What is the NDC to RxNorm Crosswalk for this product?

RxNorm is a normalized naming system for generic and branded drugs that assigns unique concept identifier(s) known as RxCUIs to NDC products.The NDC to RxNorm Crosswalk for this produdct indicates multiple concept unique identifiers (RXCUIs) are associated with this product:

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Product & Regulatory Definitions
What is the Non-Proprietary Name? The non-proprietary name is sometimes called the generic name. The generic name usually includes the active ingredient(s) of the product.
What is the Substance Name? An active ingredient is the substance responsible for the medicinal effects of a product specified by the substance's molecular structure or if the molecular structure is not known, defined by an unambiguous definition that identifies the substance. Each active ingredient name is the preferred term of the UNII code submitted.
What kind of product is this? Indicates the type of product, such as Human Prescription Drug or Human Over the Counter Drug. This data element matches the “Document Type” field of the Structured Product Listing.
What are the Administration Routes? The translation of the route code submitted by the firm, indicating route of administration.
What is the Labeler Name? Name of Company corresponding to the labeler code segment of the Product NDC.
What is the Marketing Category? Product types are broken down into several potential Marketing Categories, such as NDA/ANDA/BLA, OTC Monograph, or Unapproved Drug. One and only one Marketing Category may be chosen for a product, not all marketing categories are available to all product types. Currently, only final marketed product categories are included. The complete list of codes and translations can be found at www.fda.gov/edrls under Structured Product Labeling Resources.
What is the Start Marketing Date? This is the date that the labeler indicates was the start of its marketing of the drug product.
What is the Listing Expiration Date? This is the date when the listing record will expire if not updated or certified by the product labeler.
What is the NDC Exclude Flag? This field indicates whether the product has been removed/excluded from the NDC Directory for failure to respond to FDA"s requests for correction to deficient or non-compliant submissions, or because the listing certification is expired, or because the listing data was inactivated by FDA, or because it was discontinued by the labeler. Possible values in this field are: "D", "E", "I", "N", "U".