Epsom Salt

Manufacturer
CVS PHARMACY
Effective date
2025-03-20
Label type
HUMAN OTC DRUG LABEL
Version
1
Source
full-release
Hydrated at
2026-06-01 00:57:29

Label at a glance#

ProductEpsom Salt
Active ingredientMAGNESIUM SULFATE HEPTAHYDRATE
Label structure14 sections

Indications and uses

External • temporarily relieves minor sprains and bruises Internal • relieves occasional constipation (irregularity) • generally produces bowel movement in 1/2 to 6 hours

Dosage and administration

As a soaking solution: Pour 2 cups of Epsom Salt under warm, running bath water. Soak for 20 minutes to relieve sore, tired muscles. As a warm compress: Dissolve 1 cup of Epsom Salt in 1 quart of warm water. Using a towel, apply solution to the affected area for 15-30 minutes to reduce pain and swelling. Repeat as needed. As a laxative: If necessary, repeat dosage after 4 hours. Do not take more than 2 doses per d...

Label contents#

Full prescribing information#

Active ingredient (in each teaspoon)

OTC - ACTIVE INGREDIENT SECTION

Magnesium Sulfate (Epsom Salt) 5 g

Purpose

OTC - PURPOSE SECTION

External Use ...................................................... Soaking Solution
Internal Use .......................................................... Saline Laxative

Uses

INDICATIONS & USAGE SECTION

External

• temporarily relieves minor sprains and bruises

Internal

• relieves occasional constipation (irregularity)
• generally produces bowel movement in 1/2 to 6 hours

Warnings

WARNINGS SECTION

As a laxative • Do not give to children under six years of age except under the advice and supervision of a physician.

• For occasional use only. Serious side effects from prolonged use or overdose may occur.

Ask a doctor before use if you have:

OTC - ASK DOCTOR SECTION

As a soaking solution

  • redness or swelling present

• evidence of an infection

• diabetes - hot and warm soaks should not be used by individuals with diabetes except on advice of a physician

As a laxative
• abdominal pain

  • nausea
  • vomiting
  • kidney disease
  • a sudden change in bowel habits that lasts over 2 weeks
  • a magnesium-restricted diet

Ask a doctor or pharmacist before use if you are:

OTC - ASK DOCTOR/PHARMACIST SECTION

As a laxative • taking prescription medication

When using this product

OTC - WHEN USING SECTION

• do not use more than directed

Stop use and ask a doctor if:

OTC - STOP USE SECTION

As a soaking solution
• you experience redness, irritation, swelling or infection.

As a laxative
• you have no bowel movement within six hours or experience rectal bleeding - these could be signs of a serious condition.
• you have already used a laxative for longer than one week.

If pregnant or breastfeeding

OTC - PREGNANCY OR BREAST FEEDING SECTION

consult a health care professional before use.

Keep out of reach of children.

OTC - KEEP OUT OF REACH OF CHILDREN SECTION

In case of accidental ingestion or overdose, seek medical attention or contact a Poison Control Center immediately.

Directions

DOSAGE & ADMINISTRATION SECTION

As a soaking solution: Pour 2 cups of Epsom Salt under warm, running bath water. Soak for 20 minutes to relieve sore, tired muscles.
As a warm compress: Dissolve 1 cup of Epsom Salt in 1 quart of warm water. Using a towel, apply solution to the affected area for 15-30 minutes to reduce pain and swelling. Repeat as needed.
As a laxative: If necessary, repeat dosage after 4 hours. Do not take more than 2 doses per day. Drink a full 8 oz of water with each dose.

adults and children 12 years of age and older .......................1-3 level teaspoons dissolved in a full glass (8oz) of water daily.
children 6 to 12years of age ............................1/2-1 level teaspoons dissolved in a full glass (8oz) of water daily.

Not recommended for children under 6 years of age

Other information

OTHER SAFETY INFORMATION

dissolve well before use.
magnesium content: 495 mg per teaspoon (5 grams)

Inactive ingredient

INACTIVE INGREDIENT SECTION

None

Label

PACKAGE LABEL.PRINCIPAL DISPLAY PANEL

CVS48400ACVS48400A

DailyMed RxNorm Mappings#

RxCUI, RxNorm string, TTY table
RxCUIRxNorm stringTTYSPL version
1053346Epsom salt 100 % Granules for Oral SolutionPSN1
1053346magnesium sulfate 1000 MG Granules for Oral SolutionSCD1
1053346Epsom salt 100 % Granules for Oral SolutionSY1
1053346magnesium sulfate 100 % Granules for Oral SolutionSY1

DailyMed Pharmacologic Classes#

Class, Version, Type table
ClassVersionTypeEffective
MAGNESIUM CATION Pharmacologic Class Indexing4Indexing - Pharmacologic Class20180813

DailyMed Product Concepts#

Product concept, Relation, Version table
Product conceptRelationVersionEffective
6e3c022f-0786-43f1-8857-edff89d5153fProduct name120260309
95250459-30e4-45c1-b08a-993044f49109Product name220250805
efd58652-cb8f-4018-91ca-4b0eb2ff729fProduct name720240226
362d7abb-94e6-4c60-9a58-266894157713Product name120231023
e2db08c6-133f-4f4f-afb4-e90a2418d6f6Product name120230320
6bd95106-a412-1dad-b9cc-4cb74bfb27ceProduct name220230315
9badc7be-250a-44ab-aa36-926af3f02679Product name120210527
2641ccb3-721d-4fbf-9f2f-ca2f18157a62Product name320210309
11ed6f83-cdd2-4637-8379-b1a1d3ae3cdeProduct name120181101
7cda52fc-125f-421c-8fea-bc1974370c49Product name220180703
86c45a79-b9f0-4476-a27c-6e10db098497Product name120180125
26acd337-b838-40ac-bcbc-05c3b81c8712Product name120170323
d5e51f11-ad28-caa4-4b49-4143974782adProduct name120150831
290f523a-f9db-9774-b5a9-e1f908ac1782Product name120150828
e7e58cd3-cacb-49df-8d34-1ee335614abbProduct name120150609
0ca1d589-929b-4b33-bc5b-1d84abdafa6aProduct name120150324
fc363c46-397b-4476-ac0f-70e43e8e4592Product name120150324
c6b65c52-69c7-df49-550a-a50c137f6218Product name120140508

DailyMed Package Descriptions#

Package NDC, Product, Description table
Package NDCProductDescriptionFormQuantityStrengthSPL version
51316-072-45Epsom Salt1800 g in 1 POUCHGRANULE18001

DailyMed Dashboard NDC Coverage#

NDC, Dashboard title, SPL version table
NDCDashboard titleSPL versionValidationDashboard ZIP
51316-072EPSOM SALT (MAGNESIUM SULFATE) GRANULE [CVS PHARMACY]1Current NDC, 1 package rows20250322_30ce5cbd-cc7a-0b2d-e063-6394a90a8520.zip

Products#

Every source-derived product name is available through these pages.

DailyMed product names page 1 of 1 · 4 matching rows.

NDC Codes#

Product NDC, Package NDC table
Product NDCPackage NDC
51316-07251316-072-45
21291-2000

Ingredients#

Every source-derived ingredient row is available through these pages.

DailyMed ingredient rows page 1 of 1 · 1 matching rows.

Name, UNII, Kind table
NameUNIIKind
MAGNESIUM SULFATE HEPTAHYDRATESK47B8698TACTIB

Source Document#

Source XML

openFDA label cross-check#

OpenFDA label data provides additional search and identifier links. DailyMed’s Structured Product Label is the canonical label on FDA.report. Matching records are deduplicated before they are shown below.

Matched openFDA labels page 1 of 1 · 1 matching rows.

Brand, Generic, Manufacturer table
BrandGenericManufacturerSPL set IDEffective dateAvailable safety fieldsJoin
Epsom SaltMAGNESIUM SULFATECVS PHARMACY30ce5cbd-cc7a-0b2d-e063-6394a90a85202025-03-20WarningsExact identifier
ndc (package): 51316-072-45
ndc (product): 51316-072
ndc11 (package): 51316007245
spl id: 30ce6e96-97ce-1477-e063-6394a90af0c3
spl set id: 30ce5cbd-cc7a-0b2d-e063-6394a90a8520

Reported adverse events (FAERS/openFDA)#

Adverse event summaries are temporarily unavailable. Other product information remains available.