milk of magnesia

Generic: magnesium hydroxide

Labeler: pai holdings, llc
NDC Directory HUMAN OTC DRUG OTC MONOGRAPH DRUG Inactive Finished

Drug Facts

Product Profile

Brand Name milk of magnesia
Generic Name magnesium hydroxide
Labeler pai holdings, llc
Dosage Form SUSPENSION
Routes
ORAL
Active Ingredients

magnesium hydroxide 400 mg/5mL

Manufacturer
PAI Holdings, LLC

Identifiers & Regulatory

Product NDC 0121-0431
Product ID 0121-0431_2748eddf-6c91-3494-e063-6294a90a5ae2
Product Type HUMAN OTC DRUG
Marketing Category OTC MONOGRAPH DRUG
Application Number M007
Listing Expiration 2026-12-31
Marketing Start 1979-09-04

Pharmacologic Class

Classes
calculi dissolution agent [epc] increased large intestinal motility [pe] inhibition large intestine fluid/electrolyte absorption [pe] inhibition small intestine fluid/electrolyte absorption [pe] magnesium ion exchange activity [moa] osmotic activity [moa] osmotic laxative [epc] stimulation large intestine fluid/electrolyte secretion [pe]

Normalized Code Variants

Searchable formats for this product NDC code

Digits Only 01210431
Hyphenated Format 0121-0431

Supplemental Identifiers

RxCUI
253017
UNII
NBZ3QY004S

Packaging Origin

Original Packager
true

Resolved Product View

Precedence rule: structured NDC data is preferred, falling back to linked label metadata when unavailable. Source tags show the origin of each value.

Resolved Identity

Brand Name milk of magnesia (source: ndc)
Generic Name magnesium hydroxide (source: ndc)
Application Number M007 (source: ndc)
Routes
ORAL
source: ndc

Resolved Composition

Strengths
  • 400 mg/5mL
source: ndc
Packaging
  • 10 TRAY in 1 CASE (0121-0431-30) / 10 CUP, UNIT-DOSE in 1 TRAY / 30 mL in 1 CUP, UNIT-DOSE
source: ndc

Packages (1)

0121-0431-30 10 TRAY in 1 CASE (0121-0431-30) / 10 CUP, UNIT-DOSE in 1 TRAY / 30 mL in 1 CUP, UNIT-DOSE

Ingredients (1)

magnesium hydroxide (400 mg/5mL)

Linked Drug Pages (1)

Milk of Magnesia ndc-match (0.9)

Raw FDA Data

View complete raw FDA NDC JSON payload 
{"route": ["ORAL"], "spl_id": "2748eddf-6c91-3494-e063-6294a90a5ae2", "openfda": {"unii": ["NBZ3QY004S"], "rxcui": ["253017"], "spl_set_id": ["2de868a0-c652-473c-8b61-636083b7f757"], "manufacturer_name": ["PAI Holdings, LLC"], "is_original_packager": [true]}, "finished": true, "packaging": [{"sample": false, "description": "10 TRAY in 1 CASE (0121-0431-30)  / 10 CUP, UNIT-DOSE in 1 TRAY / 30 mL in 1 CUP, UNIT-DOSE", "package_ndc": "0121-0431-30", "marketing_start_date": "19790904"}], "brand_name": "Milk of Magnesia", "product_id": "0121-0431_2748eddf-6c91-3494-e063-6294a90a5ae2", "dosage_form": "SUSPENSION", "pharm_class": ["Calculi Dissolution Agent [EPC]", "Increased Large Intestinal Motility [PE]", "Inhibition Large Intestine Fluid/Electrolyte Absorption [PE]", "Inhibition Small Intestine Fluid/Electrolyte Absorption [PE]", "Magnesium Ion Exchange Activity [MoA]", "Osmotic Activity [MoA]", "Osmotic Laxative [EPC]", "Stimulation Large Intestine Fluid/Electrolyte Secretion [PE]"], "product_ndc": "0121-0431", "generic_name": "Magnesium Hydroxide", "labeler_name": "PAI Holdings, LLC", "product_type": "HUMAN OTC DRUG", "brand_name_base": "Milk of Magnesia", "active_ingredients": [{"name": "MAGNESIUM HYDROXIDE", "strength": "400 mg/5mL"}], "application_number": "M007", "marketing_category": "OTC MONOGRAPH DRUG", "marketing_start_date": "19790904", "listing_expiration_date": "20261231"}