Milk Of Magnesia
magnesium hydroxide · Suspension · Oral
Active ingredient
Active ingredient (in each 15 mL) Magnesium hydroxide 1200 mg
Purpose
Purpose Saline laxative
Uses
Uses relieves occasional constipation (irregularity) generally produces bowel movement in 1/2 to 6 hours
Warnings
Warnings Ask a doctor before use if you have kidney disease a magnesium-restricted diet stomach pain, nausea, or vomiting a sudden change in bowel habits that lasts more than 14 days Ask a doctor or pharmacist before use if you are taking a prescription drug. This product may interact with certain prescription drugs. Stop use and ask a doctor if you have rectal bleeding or no bowel movement after using this product. These could be signs of a serious condition. you need to use a laxative for more than 1 week If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away.
Keep out of reach of children
Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away.
Directions
Directions shake well before use do not exceed the maximum recommended daily dose in a 24 hour period dose may be taken once a day preferably at bedtime, in divided doses, or as directed by a doctor drink a full glass (8 oz) of liquid with each dose adults and children 12 years and over 30 mL to 60 mL children 6 years to 11 years 15 mL to 30 mL children under 6 years ask a doctor
Other information
Other information each 15mL contains: magnesium 500 mg avoid freezing store at room temperature tightly closed
Inactive ingredients
Inactive ingredients purified water, sodium hypochlorite
Questions?
Questions or comments? 1-800-632-6900
Label text from the FDA structured product label by KROGER COMPANY (revised Jun 24, 2026). Long sections are shortened; the complete label is on DailyMed.
Active ingredients
- Magnesium Hydroxide in 35 products
Milk Of Magnesia NDC products (35)
| NDC | Strength & form | Labeler | Type |
|---|---|---|---|
| 46122-437 | Magnesium Hydroxide 1200 mg/15mL Liquid | AMERISOURCEBERGEN DRUG CORPORATION | OTC MONOGRAPH DRUG |
| 21130-649 | Magnesium Hydroxide 1200 mg/15mL Liquid | BETTER LIVING BRANDS, LLC | OTC MONOGRAPH DRUG |
| 70000-0061 | Magnesium Hydroxide 1200 mg/15mL Suspension | CARDINAL HEALTH | OTC MONOGRAPH DRUG |
| 55154-9403 | Magnesium Hydroxide 400 mg/5mL Suspension | Cardinal Health 107, LLC | OTC MONOGRAPH DRUG |
| 69842-278 | Magnesium Hydroxide 1200 mg/15mL Liquid | CVS | OTC MONOGRAPH DRUG |
| 59779-332 | Magnesium Hydroxide 1200 mg/15mL Suspension | CVS Pharmacy | OTC MONOGRAPH DRUG |
| 55910-649 | Magnesium Hydroxide 1200 mg/15mL Liquid | DOLGENCORP, INC. | OTC MONOGRAPH DRUG |
| 80447-649 | Magnesium Hydroxide 1200 mg/15mL Suspension | Fact Products | OTC MONOGRAPH DRUG |
| 55319-648 | Magnesium Hydroxide 1200 mg/15mL Suspension | FAMILY DOLLAR SERVICES INC | OTC MONOGRAPH DRUG |
| 55319-647 | Magnesium Hydroxide 1200 mg/15mL Suspension | FAMILY DOLLAR SERVICES INC | OTC MONOGRAPH DRUG |
| 50804-648 | Magnesium Hydroxide 1200 mg/15mL Suspension | GOODSENSE | OTC MONOGRAPH DRUG |
| 37808-901 | Magnesium Hydroxide 1200 mg/15mL Suspension | H E B | OTC MONOGRAPH DRUG |
| 37808-064 | Magnesium Hydroxide 1200 mg/15mL Suspension | H E B | OTC MONOGRAPH DRUG |
| 81033-014 | Magnesium Hydroxide 400 mg/5mL Suspension | Kesin Pharma Corporation | OTC MONOGRAPH DRUG |
| 30142-649 | Magnesium Hydroxide 1200 mg/15mL Suspension | KROGER COMPANY | OTC MONOGRAPH DRUG |
| 30142-547 | Magnesium Hydroxide 1200 mg/15mL Suspension | KROGER COMPANY | OTC MONOGRAPH DRUG |
| 0904-7564 | Magnesium Hydroxide 2400 mg/30mL Suspension | Major Pharmaceuticals | OTC MONOGRAPH DRUG |
| 79481-0648 | Magnesium Hydroxide 1200 mg/15mL Suspension | Meijer, Inc. | OTC MONOGRAPH DRUG |
| 0121-0431 | Magnesium Hydroxide 2400 mg/30mL Suspension | PAI Holdings, LLC dba PAI Pharma | OTC MONOGRAPH DRUG |
| 85740-649 | Magnesium Hydroxide 1200 mg/15mL Liquid | Power Health, Products, Inc. | OTC MONOGRAPH DRUG |
| 85740-647 | Magnesium Hydroxide 1200 mg/15mL Liquid | Power Health, Products, Inc. | OTC MONOGRAPH DRUG |
| 56062-649 | Magnesium Hydroxide 1200 mg/15mL Suspension | Publix | OTC MONOGRAPH DRUG |
| 57237-314 | Magnesium Hydroxide 2400 mg/30mL Suspension | Rising Pharma Holdings, Inc. | OTC MONOGRAPH DRUG |
| 0536-1319 | Magnesium Hydroxide 1200 mg/15mL Liquid | RUGBY LABORATORIES | OTC MONOGRAPH DRUG |
| 70677-1072 | Magnesium Hydroxide 1200 mg/15mL Suspension | Strategic Sourcing Services LLC | OTC MONOGRAPH DRUG |
| 70677-1073 | Magnesium Hydroxide 1200 mg/15mL Suspension | STRATEGIC SOURCING SERVICES LLC | OTC MONOGRAPH DRUG |
| 70677-1074 | Magnesium Hydroxide 1200 mg/15mL Suspension | STRATEGIC SOURCING SERVICES LLC | OTC MONOGRAPH DRUG |
| 36800-649 | Magnesium Hydroxide 1200 mg/15mL Liquid | TOP CARE (TOPCO ASSOCIATES LLC) | OTC MONOGRAPH DRUG |
| 63941-647 | Magnesium Hydroxide 1200 mg/15mL Suspension | VALU MERCHANDISERS COMPANY | OTC MONOGRAPH DRUG |
| 63941-648 | Magnesium Hydroxide 1200 mg/15mL Suspension | VALU MERCHANDISERS COMPANY | OTC MONOGRAPH DRUG |
| 63941-649 | Magnesium Hydroxide 1200 mg/15mL Suspension | VALU MERCHANDISERS COMPANY | OTC MONOGRAPH DRUG |
| 49035-649 | Magnesium Hydroxide 1200 mg/15mL Suspension | Wal-Mart Stores, Inc. | OTC MONOGRAPH DRUG |
| 49035-636 | Magnesium Hydroxide 1200 mg/15mL Suspension | Wal-Mart Stores, Inc. | OTC MONOGRAPH DRUG |
| 0363-0649 | Magnesium Hydroxide 1200 mg/15mL Suspension | WALGREEN COMPANY | OTC MONOGRAPH DRUG |
| 0363-0647 | Magnesium Hydroxide 1200 mg/15mL Suspension | WALGREEN COMPANY | OTC MONOGRAPH DRUG |
Frequently asked questions
What is Milk Of Magnesia used for?
Uses relieves occasional constipation (irregularity) generally produces bowel movement in 1/2 to 6 hours
Who makes Milk Of Magnesia?
Milk Of Magnesia is listed by 26 labelers in the FDA NDC directory, including AMERISOURCEBERGEN DRUG CORPORATION, BETTER LIVING BRANDS, LLC, CARDINAL HEALTH, Cardinal Health 107, LLC.