Magnesium Sulfate
Magnesium Sulfate is a saline laxative used to relieve occasional constipation, typically producing a bowel movement within half an hour to six hours.
🧬 Where this information comes from Click to expand
The clinical label records used on this page are FDA-filed Structured Product Labeling (SPL) retrieved through openFDA. We identified 39 clinical label sets within the page’s selected clinical scope after exact ingredient or ingredient-combination matching and applicable route/form matching. Forms, routes, brands, labelers, strengths, and NDC product-record counts are built separately from matching FDA National Drug Code Directory records. The linked DailyMed document is a representative official source for verification, not the page’s only clinical source. View the linked label on DailyMed →
📖 Magnesium Sulfate: Patient Information Guide
A plain-language walkthrough of Magnesium Sulfate — what it treats, how it works, how it’s taken, side effects, warnings and interactions. Tap any section to expand it.
🎯What it's used for▾
Magnesium Sulfate is used to relieve occasional constipation. Here's what that means in practice:
- Relief of occasional irregularity (constipation)
- Generally produces a bowel movement within 30 minutes to 6 hours
⚙️How it works▾
Magnesium Sulfate works by drawing water into the bowel. That extra fluid softens the stool and triggers the intestines to move, helping you go more easily and more comfortably.
💊How it's taken▾
Dissolve your dose in a full 8-ounce glass of water — lemon juice can be added if you don't love the taste. Drink the entire glass. You can take the full daily dose at once or split it into smaller amounts throughout the day.
- Always follow the dosage directions on the label for your age group
- Do not exceed the recommended daily amount
- Children under 6 should only use this under a doctor's direction
Follow your prescriber's or pharmacist's guidance, and check the label before each use.
🤒Side effects — in detail▾
The label does not list specific common side effects for this product. However, watch for these warning signs that mean you should stop and call a doctor:
- Rectal bleeding after use
- No bowel movement at all after taking the product
- Needing to use a laxative for more than 1 week
⚠️Warnings & precautions▾
- Kidney disease: Magnesium is removed from the body by the kidneys. If your kidneys aren't working well, magnesium can build up and cause serious problems — check with your doctor before use.
- Rectal bleeding: If you notice bleeding after use, stop immediately and see a doctor — it may be a sign of a serious condition.
- No result after use: If the product doesn't produce a bowel movement, don't take more — talk to a doctor instead.
- Long-term use: This is for occasional constipation only. Using it for more than 1 week without a doctor's guidance is not recommended.
- Other symptoms: Don't use if you have stomach pain, nausea, or vomiting — or if you've noticed a sudden change in bowel habits lasting more than 2 weeks — without checking with a doctor first.
- Overdose: In case of overdose, call Poison Control (1-800-222-1222) right away.
🔀What it interacts with▾
There are some important interactions to be aware of before taking this product:
- Prescription drugs (general): Ask a doctor or pharmacist before use if you take any prescription medication — interactions are possible.
- Magnesium-restricted diet: If your doctor has told you to limit magnesium intake, check before using this product.
This is not a complete list of interactions. Always talk with your doctor or pharmacist before starting, stopping, or changing any medication.
📋Before taking it▾
- People with kidney disease — magnesium builds up when kidneys aren't clearing it properly
- Anyone on a magnesium-restricted diet
- Anyone with stomach pain, nausea, or vomiting at the time of use
- Anyone who has had a sudden change in bowel habits lasting more than 2 weeks
- Pregnant or breastfeeding individuals — ask a health professional first
- Children under 6 — consult a doctor before use
- Anyone currently taking prescription medications — check with a pharmacist or doctor first
🚑If you take too much▾
If too much magnesium sulfate is taken, it can be dangerous. In case of overdose, call Poison Control immediately at 1-800-222-1222, or get emergency medical help right away. Keep this product out of reach of children.
📦How to store it▾
Store at 20° to 25°C (68° to 77°F); excursions permitted between 15° to 30°C (59° to 86°F). Protect from freezing.
📄 Written from Magnesium Sulfate’s FDA-approved label information, summarized in plain language with AI, and reviewed by our pharmacy team before publication. Every point is grounded in that labeling — nothing is invented. How we use AI →
🩺 Pharmacist Counseling Corner
Quick, plain-English answers to the questions patients ask most about Magnesium Sulfate — the kind of thing our pharmacy team would talk through with you at the counter.
How fast will this actually work? ▾
Does it matter how I take it — like with food or water? ▾
Can I use this every day if I have chronic constipation? ▾
I have kidney disease — is this safe for me? ▾
What if I take a prescription medication — is that a problem? ▾
When should I be worried and call a doctor? ▾
Is Magnesium Sulfate available over the counter? ▾
When was Magnesium Sulfate first available? ▾
Who makes Magnesium Sulfate? ▾
💬 Answers drafted from Magnesium Sulfate’s FDA-approved label information, summarized in plain language with AI, and reviewed by our pharmacy team before publication. Grounded in that labeling — nothing is made up. How we use AI →
🧰 Keep exploring
💊 How Magnesium Sulfate comes
Magnesium Sulfate is available in 9 forms. Different forms and brands can have different approved uses, doses, schedules, and directions. Follow the instructions for your exact product, and do not switch forms without guidance from your prescriber or pharmacist.
Injection
Show 5 more strengths Show fewer strengths
Topical solution
Topical powder
Oral powder
Oral solution
Other oral form
Topical spray
Topical cream, ointment or gel
Inhaler
📊 Magnesium Sulfate across the U.S. market
How Magnesium Sulfate appears in the FDA’s National Drug Code Directory — including its dosage forms, strengths, brand names, manufacturers, and FDA-listed product records. These are directory records, not sales or prescription volume.
FDA-listed product records by dose form (tablet variants merged) — FDA National Drug Code Directory. Record counts are not sales or prescription volume.
Also listed with the FDA, not a patient dose form: Powder (5) · Crystal (4) · Granule (3) — bulk drug substance sold to compounders/manufacturers and multi-item kits. These aren’t counted in the dose-form total above.
Share of FDA-listed product records by manufacturer — FDA National Drug Code Directory. Record counts are not sales or prescription volume.
📈 How widely Magnesium Sulfate is used
A general measure of how commonly Magnesium Sulfate is prescribed, based on Medicaid — one of the largest public drug programs. The figure below is prescriptions filled in Q1–Q4 2025, summed across every form and brand of the drug.
Think of this as a proxy for how widely Magnesium Sulfate is used, drawn from freely available public data. Medicaid is just one program — these numbers don’t include Medicare, other government coverage, or commercial and cash-pay prescriptions, so real-world use is higher than what’s shown here.
How commonly is Magnesium Sulfate prescribed? Of the 1,596 medications we measure, Magnesium Sulfate ranks #436 by Medicaid prescriptions — more than 73% of them.
Utilization by Magnesium Sulfate product
Pick a product to see its own Medicaid numbers. Each chip is one clinical product — a specific strength & dosage form as defined by RxNorm — with brand-name and generic versions combined.
50 ML magnesium sulfate 40 MG/ML Injection Most dispensed
Summed across the 11 of 30 listed NDC products with Medicaid activity — every brand and generic of this exact strength & form. RxNorm 1658259
2 ML magnesium sulfate 500 MG/ML Injection
Summed across the 4 of 15 listed NDC products with Medicaid activity — every brand and generic of this exact strength & form. RxNorm 1658221
100 ML magnesium sulfate 10 MG/ML Injection
Summed across the 6 of 12 listed NDC products with Medicaid activity — every brand and generic of this exact strength & form. RxNorm 829757
50 ML magnesium sulfate 500 MG/ML Injection
Summed across the 1 of 5 listed NDC products with Medicaid activity — every brand and generic of this exact strength & form. RxNorm 1658245
10 ML magnesium sulfate 500 MG/ML Injection
Summed across the 1 of 13 listed NDC products with Medicaid activity — every brand and generic of this exact strength & form. RxNorm 1658244
1000 ML magnesium sulfate 40 MG/ML Injection
Summed across the 2 of 6 listed NDC products with Medicaid activity — every brand and generic of this exact strength & form. RxNorm 1658265
20 ML magnesium sulfate 500 MG/ML Injection
Summed across the 2 of 9 listed NDC products with Medicaid activity — every brand and generic of this exact strength & form. RxNorm 1658236
100 ML magnesium sulfate 40 MG/ML Injection
Summed across the 9 of 21 listed NDC products with Medicaid activity — every brand and generic of this exact strength & form. RxNorm 1658262
500 ML magnesium sulfate 40 MG/ML Injection
Summed across the 2 of 6 listed NDC products with Medicaid activity — every brand and generic of this exact strength & form. RxNorm 1658264
50 ML magnesium sulfate 80 MG/ML Injection
Summed across the 2 of 13 listed NDC products with Medicaid activity — every brand and generic of this exact strength & form. RxNorm 829734
10 ML magnesium sulfate 500 MG/ML Prefilled Syringe
Summed across the 1 of 6 listed NDC products with Medicaid activity — every brand and generic of this exact strength & form. RxNorm 829762
magnesium sulfate 1000 MG Granules for Oral Solution
Summed across the 3 of 120 listed NDC products with Medicaid activity — every brand and generic of this exact strength & form. RxNorm 1053346
Shares are of the Medicaid prescriptions shown here. Product grouping follows RxNorm (the National Library of Medicine’s drug terminology), so “one product” means one strength & dosage form regardless of manufacturer. Dollar figures are gross Medicaid reimbursement before mandatory rebates — rebates (often large, especially for brand-name drugs) are confidential, so actual net cost to Medicaid is lower than shown.
Source: Medicaid State Drug Utilization Data (CMS), aggregated by generic ingredient — summed across every NDC (all brands, strengths, salt forms and dosage forms) of Magnesium Sulfate, and across all states and both fee-for-service and managed-care claims. A general popularity signal; it excludes Medicare, commercial insurance and cash prescriptions, so it is not total U.S. use. Based on the 44 of 256 listed Magnesium Sulfate NDCs with Medicaid activity.
🔍 Compare Magnesium Sulfate products
A representative set of FDA-listed product records for Magnesium Sulfate — across manufacturers, strengths, and dosage forms, grouped by form with each product’s manufacturer and how the FDA approved it. The same medicine may be made and packaged by different companies, so a single drug can have many directory entries. (It’s also why a refill can look different — a new shape, color, or box — even though it contains the same medication.)
| Strength | Route | Manufacturer / Labeler | Category ⓘ | Details |
|---|---|---|---|---|
| 💊Inhaler | ||||
| 6 [hp_X]/210 mL | Topical | Avadim Holdings, Inc. × 3 listings | UNAPPROVED HOMEOPATHIC | View NDC → |
| 💊Injection | ||||
| 40 mg/mL | Intravenous | A-S Medication Solutions | NDA | Find on DailyMed ↗ |
| 40 mg/mL | Intravenous | Amneal Pharmaceuticals LLC × 4 listings | ANDA | View NDC → |
| 40 mg/mL | Intravenous | Athenex Pharmaceutical Division, LLC. | ANDA | View NDC → |
| 80 mg/mL | Intravenous | Athenex Pharmaceutical Division, LLC. | ANDA | View NDC → |
| 40 mg/mL | Intravenous | Avenacy, LLC | ANDA | View NDC → |
| 80 mg/mL | Intravenous | Avenacy, LLC | ANDA | View NDC → |
| 10 mg/mL | Intravenous | B. Braun Medical Inc. × 2 listings | ANDA | View NDC → |
| 2 g/50 mL | Intravenous | B. Braun Medical Inc. × 2 listings | ANDA | View NDC → |
| 4 g/50 mL | Intravenous | B. Braun Medical Inc. × 2 listings | ANDA | View NDC → |
| 4 g/100 mL | Intravenous | B. Braun Medical Inc. × 2 listings | ANDA | View NDC → |
| 10 mg/mL | Intravenous | Baxter Healthcare Corporation × 2 listings | ANDA | View NDC → |
| 2 g/50 mL | Intravenous | Baxter Healthcare Corporation | ANDA | View NDC → |
| 3 g/100 mL | Intravenous | Baxter Healthcare Corporation | ANDA | View NDC → |
| 4 g/50 mL | Intravenous | Baxter Healthcare Corporation | ANDA | View NDC → |
| 4 g/100 mL | Intravenous | Baxter Healthcare Corporation | ANDA | View NDC → |
| 1 g/100 mL | Intravenous | WG Critical Care, LLC × 3 listings | ANDA | View NDC → |
| 2 g/50 mL | Intravenous | WG Critical Care, LLC × 4 listings | ANDA | View NDC → |
| 4 g/50 mL | Intravenous | WG Critical Care, LLC × 4 listings | ANDA | View NDC → |
| 4 g/100 mL | Intravenous | WG Critical Care, LLC × 4 listings | ANDA | View NDC → |
| 20 g/500 mL | Intravenous | WG Critical Care, LLC × 4 listings | ANDA | View NDC → |
| 40 g/1000 mL | Intravenous | WG Critical Care, LLC × 4 listings | ANDA | View NDC → |
| 💊Oral powder | ||||
| 100 g/100 g | Oral | 1 Source Trading Llc | OTC MONOGRAPH NOT FINAL | Find on DailyMed ↗ |
| 100 g/100 g | Oral | Blue Cross Laboratories, Inc. | OTC MONOGRAPH NOT FINAL | View NDC → |
| 100 g/100 g | Oral | Delta Brands Inc | OTC MONOGRAPH NOT FINAL | View NDC → |
| 100 g/100 g | Oral | J C Sales × 2 listings | OTC MONOGRAPH DRUG | View NDC → |
| 100 g/100 g | Oral | J C Sales × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 100 g/100 g | Oral | Jell Pharmaceuticals Pvt. Ltd. | OTC MONOGRAPH DRUG | View NDC → |
| 100 g/100 g | Oral | Jell Pharmaceuticals Pvt. Ltd. | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral | Meijer | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral | Meijer, Inc. | OTC MONOGRAPH DRUG | View NDC → |
| 100 g/100 g | Oral | New Pride Corp | OTC MONOGRAPH DRUG | View NDC → |
| 100 g/100 g | Oral | New Pride Corp | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral | Old East Main Co. | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral | Publix Super Markets, Inc. | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral | Publix Super Markets, Inc., | OTC MONOGRAPH NOT FINAL | View NDC → |
| 100 g/100 g | Oral | Universal Distribution Center LLC | OTC MONOGRAPH DRUG | View NDC → |
| 100 kg/100 kg | Oral | Western Family | OTC MONOGRAPH NOT FINAL | View NDC → |
| 💊Oral solution | ||||
| 1 g/g | Oral | Click Products Llc | OTC MONOGRAPH NOT FINAL | Find on DailyMed ↗ |
| 1 g/g | Oral | CVS Pharmacy × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral | CVS Pharmacy, Inc. | OTC MONOGRAPH DRUG | View NDC → |
| 1 kg/kg | Oral | Filo America × 2 listings | OTC MONOGRAPH DRUG | View NDC → |
| 1 kg/kg | Oral | Filo America | OTC MONOGRAPH NOT FINAL | View NDC → |
| 💊Other oral form | ||||
| 1 g/g | Oral | Menper Distributors, Inc | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral | Pharmadel LLC | OTC MONOGRAPH DRUG | View NDC → |
| 💊Topical cream, ointment or gel | ||||
| 6 [hp_X]/mL | Topical | Avadim Holdings, Inc. | UNAPPROVED HOMEOPATHIC | View NDC → |
| 1 g/g | Oral, Topical | Cardinal Health, 110 dba Leader × 2 listings | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Cardinal Health, 110 dba Leader | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 [hp_X]/120 g | Topical | Guangzhou Xinhongda Trading Service Co., Ltd. | UNAPPROVED HOMEOPATHIC | View NDC → |
| 💊Topical powder | ||||
| 1 g/g | Oral, Topical | Cardinal Health (Leader) 70000 | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Cardinal Health (Leader) 70000 | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Chain Drug Consortium, LLC | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Chain Drug Consortium, LLC | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Cvs Pharmacy | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral, Topical | Cvs Pharmacy, Inc | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Cvs Pharmacy, Inc | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Family Dollar (FAMILY WELLNESS) | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Family Dollar (FAMILY WELLNESS) × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral; Topical | Family Dollar (FAMILY WELLNESS) | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Freds Inc | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Freds Inc | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Harris Teeter, LLC | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Harris Teeter, LLC × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 100 g/100 g | Topical | International Wholesale Inc. | OTC MONOGRAPH DRUG | View NDC → |
| 100 g/100 g | Oral, Topical | International Wholesale Inc. | OTC MONOGRAPH DRUG | View NDC → |
| 100 g/100 g | Oral; Topical | International Wholesale Inc. × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral; Topical | Marc Glassman, Inc. | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Safeway, Inc. | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Safeway, Inc. | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Sam's West, Inc | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Sam's West, Inc | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Strategic Sourcing Services LLC | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Strategic Sourcing Services LLC | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Target Corporation | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral, Topical | TOP CARE (Topco Associates LLC) | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | TOP CARE (Topco Associates LLC) × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Walgreens | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Walgreens | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Whole Foods Market × 2 listings | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Whole Foods Market × 2 listings | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Whole Foods Market × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | WinCo Foods, LLC | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | WinCo Foods, LLC × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 💊Topical solution | ||||
| 1 g/g | Oral, Topical | Amazon.com Services LLC | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Amazon.Com Services LLC | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral; Topical | C.d.m.a. × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Chain Drug Marketing Association | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral, Topical | Discount Drug Mart | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Discount Drug Mart × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral; Topical | DZA Brands, LLC × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Grocery Outlet, Inc. | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Harmon Stores, Inc. | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Harris Teeter | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral, Topical | Hy-Vee, Inc. | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Jubilant, LLC × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral; Topical | Kroger Co. × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral; Topical | Liberty Procurement, Inc × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Meijer, Inc. | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Meijer Distribution, Inc × 4 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral; Topical | Old East Main, CO × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Old East Main Co. | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Publix Super Markets, Inc × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Retail Business Services, LLC | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Retail Business Services, LLC × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Safeway Inc × 2 listings | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Safeway Inc × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral; Topical | ShopKo Stores Operating Co., LLC × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Target Corporation × 2 listings | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Target Corporation × 3 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral; Topical | TOPCO Associates, LLC × 3 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Topco Associates LLC × 2 listings | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Unfi | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | United Natural Foods, Inc. dba UNFI | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | United Natural Foods, Inc. dba UNFI | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral; Topical | Valu Merchandisers, Co. × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Valu Merchandisers Company | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral, Topical | Vi-Jon, LLC × 2 listings | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Vi-Jon, LLC × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral; Topical | Wakefern Food Corp × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Walgreen Co. | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Walgreens × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral; Topical | Walmart, Inc × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Whole Foods Market, Inc. | OTC MONOGRAPH DRUG | View NDC → |
| 1 g/g | Oral; Topical | Your Military Exchange × 2 listings | OTC MONOGRAPH NOT FINAL | View NDC → |
| 1 g/g | Oral, Topical | Your Military Exchanges | OTC MONOGRAPH DRUG | View NDC → |
| 💊Bulk drug substance | ||||
| 1 kg/kg | — | Jost Chemical Co. × 2 listings | BULK INGREDIENT | View NDC → |
| 1 kg/kg | — | Macco Organiques, S.r.o. × 3 listings | BULK INGREDIENT | View NDC → |
| 1 kg/kg | — | Premier Magnesia LLC | BULK INGREDIENT | View NDC → |
| 1 kg/kg | — | Professional Compounding Centers of America | BULK INGREDIENT FOR HUMAN PRESCRIPTION COMPOUNDING | View NDC → |
Showing 200 of 340 products — FDA National Drug Code Directory. See every product, package size and price: browse all 340 Magnesium Sulfate NDCs →
📈 What people report — real-world data (FDA FAERS)
After a medicine reaches the market, patients, doctors and drugmakers can send the FDA reports of problems they think may be linked to it. Here’s what’s been reported for Magnesium Sulfate — a signal of what to watch for, not proof the drug caused it.
Source: openFDA, from the FDA Adverse Event Reporting System (FAERS). These are voluntary reports — they don’t prove the drug caused the effect, and counts reflect how often something was reported, not how often it actually happens. Reports also often name the very problem the medicine is taken for — a common reason to file one is that the drug didn’t help — so for a pain reliever you may see “pain” high on the list; that points to why the report was filed, not to the drug causing the symptom. This counts every report that lists Magnesium Sulfate in any role, so the total runs higher than the FDA’s official dashboard, which counts only cases where the drug is the suspect. For the authoritative figures, see the FDA FAERS Public Dashboard. Always talk to your pharmacist or doctor.
🏛️ The road to your pharmacy
How Magnesium Sulfate went from FDA review to the pharmacy shelf — the key milestones in its regulatory journey.
Source: Drugs@FDA.
🚨 Recall history
A recall is when a specific batch of a medicine is pulled from the market — usually a manufacturing issue, not a problem with the drug itself. Class I is most serious, Class III least.
Source: openFDA drug enforcement (recall) reports.
RxNorm Concept Web — From Ingredient to Every Form and Strength
This page starts with one ingredient concept (IN). The branches below show its dose-form concepts (SCDF), then the available clinical drug and strength concepts (SCD). Combination products remain separate concepts with their own pages.
RxCUI 6585 5 dose forms · 15 strengths
-
Dose form (SCDF) Granules for Oral Solution RxCUI 2464346In current FDA listingsClinical drug / strength (SCD) 1000 MGRxCUI 1053346 -
Dose form (SCDF) Injection RxCUI 1656665In current FDA listingsClinical drug / strength (SCD) 2 ML magnesium sulfate 500 MG/MLRxCUI 165822110 ML magnesium sulfate 500 MG/MLRxCUI 165824420 ML magnesium sulfate 500 MG/MLRxCUI 165823650 ML magnesium sulfate 40 MG/MLRxCUI 165825950 ML magnesium sulfate 500 MG/MLRxCUI 165824550 ML magnesium sulfate 80 MG/MLRxCUI 829734100 ML magnesium sulfate 10 MG/MLRxCUI 829757100 ML magnesium sulfate 30 MG/MLRxCUI 2731632100 ML magnesium sulfate 40 MG/MLRxCUI 1658262500 ML magnesium sulfate 40 MG/MLRxCUI 16582641000 ML magnesium sulfate 40 MG/MLRxCUI 1658265 -
Dose form (SCDF) Oral Capsule RxCUI 1666548No current FDA listingClinical drug / strength (SCD) 100 MGRxCUI 1666549 -
Dose form (SCDF) Prefilled Syringe RxCUI 727607No current FDA listingClinical drug / strength (SCD) 10 ML magnesium sulfate 500 MG/MLRxCUI 829762 -
Dose form (SCDF) Topical Ointment RxCUI 376509In current FDA listingsClinical drug / strength (SCD) 0.4 MG/MGRxCUI 1945074
Look up RxCUI 6585 in the RxCUI Atlas →
RxNorm is the U.S. National Library of Medicine’s normalized drug vocabulary. Its concept hierarchy can include forms that are not currently marketed; the status on each branch compares that concept with current FDA listings. RxCUIs identify vocabulary concepts, not individual packages or manufacturers.
📦 Supply & shortage status
Whether Magnesium Sulfate is in short supply in the U.S. right now, plus any shortage history the FDA has on record. A shortage usually reflects a manufacturing or demand issue — not a safety problem with the drug.
Source: openFDA, from the FDA Drug Shortages database.
🏷️ Sold under these brand names
🏭 Manufacturers & labelers
…and 16 more on the FDA NDC directory.
RxNorm drug class
Magnesium Sulfate belongs to the Osmotically acting laxatives class.
Classified by RxNorm RxClass — the U.S. National Library of Medicine's standardized drug-classification service (Established Pharmacologic Class from the FDA, the ATC drug family from the WHO, and mechanism of action). Reference only, not medical advice.
🔬 Where this comes from
Core label, product, RxNorm, safety, and utilization data on this page come from the sources identified below. AI-written, editorial, and licensed sections are labeled separately.
How we combine label and product data
HelloPharmacist combines public FDA and NLM records; we don’t author the underlying clinical facts. We identified 39 FDA-filed SPL label sets within the page’s selected clinical scope after exact ingredient or ingredient-combination matching and applicable route/form matching. The representative label is the starting point for the displayed reference monograph; the 12 largest stored in-scope SPL records, which may include that representative, are compared section by section, and the longest available version of each section is retained. Forms, routes, brands, labelers, product-listed strengths, and product-record counts are aggregated separately from ingredient-matched FDA NDC Directory records; package records listed above are associated with the linked SPL; and the normalized concept hierarchy comes from NLM RxNorm.
For canonical ingredient pages, bounded product-attributed indication and administration excerpts may be added to the AI evidence, and the generator is instructed to preserve available product, brand, route, and form qualifiers instead of treating one label as universal. Where a section is identified as AI-written, its plain-language text is generated from bounded label evidence. New draft drug pages remain in the admin review queue before first publication. Baxter Healthcare Corporation is the representative DailyMed label linked for verification and dates; it is not the sole source used for the page.
This is general education, not medical advice — always consult your doctor or pharmacist about your medications and any medical condition. For the exact wording of the linked representative label, view that label on DailyMed; some displayed composite sections may come from other in-scope SPL labels. Learn how we use AI and our data sources & update cadence.