What is Slow-Mag: Uses, Warnings & Interactions

Updated May 14, 2025  •  Published Dec 30, 2020

Slow-Mag overview

BRAND NAMES:

  • 666 Preparation w/quiNINE, Alka-Seltzer Heartburn Relief, Dolomite, Florical, Leader Slow Magnesium Chloride with Calcium, Life-Pack Women's, LoCalnesium, Mag 64, MagDelay, Monocal, Nature's Blend Calcium Magnesium and Zinc, Nu-Mag, Nutra-Support Bone, One-A-Day Teen Vitacraves, Slow-Mag

Generic Names:

  • Slow-Mag

Uses:

  • Supplies your body with minerals if you are not getting enough through your regular diet.

Therapeutic Classes:

  • Vitamin Combination, Antidote, Fluoride Supplement, Gastrointestinal Agent, Magnesium Supplement, Mineral Combination, Musculoskeletal Agent, Nutriceutical, Nutritive Agent

Forms:

  • Tablet, Delayed Release Tablet, Chewable Tablet, Coated Tablet, Long Acting Tablet, Capsule, Liquid Filled Capsule, Long Acting Capsule, Liquid, Powder

How it’s taken:

  • By mouth

What is Slow-Mag used for?

What form(s) does Slow-Mag come in

  • Tablet

  • Delayed Release Tablet

  • Chewable Tablet

  • Coated Tablet

  • Long Acting Tablet

  • Capsule

  • Liquid Filled Capsule

  • Long Acting Capsule

  • Liquid

  • Powder

What are common Slow-Mag doses?

  • Bottle 60 Tablets Delayed Release

  • Bottle 120 Tablets Delayed Release

Common Slow-Mag prescriptions

  • Slow-Mag
    120 tablets delayed release bottle

  • Slow-Mag
    60 tablets delayed release bottle

How to take Slow-Mag

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Follow the instructions on the medicine label if you are using this medicine without a prescription.

  • Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.

  • Some minerals, such as calcium, may need to be taken with food or milk. Read the package label to find out if you need to take your supplement with food or milk.

  • Some oral liquid supplements can be mixed with water or juice. Read the package label to find out how to take your supplement if you want to mix it in water or juice.

  • Some oral liquid supplements can be mixed with water or juice. Read the package label to find out how to take your supplement if you want to mix it in water or juice.

  • Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Follow the instructions on the medicine label if you are using this medicine without a prescription.

  • Some minerals, such as calcium, may need to be taken with food or milk. Read the package label to find out if you need to take your supplement with food or milk.

What to do if you miss a dose of Slow-Mag

  • Missing a dose of a mineral supplement is usually not a problem.

  • Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

Slow-Mag contraindications

  • You should not use this medicine if you have had an allergic reaction to any of the minerals that are in the specific supplement you are using. The label on the package should list all of the minerals that the supplement contains.

Slow-Mag warnings

  • If you are using a mineral supplement that contains iron, it might have enough iron to poison a small child. Be very careful to keep this medicine out of the reach of children. If a child does swallow some of this medicine, call a doctor or poison control center right away.

  • Make sure your doctor knows if you are pregnant or breastfeeding.

  • Some minerals should not be used if you have certain health problems. If you have an on-going disease or other health problem, do not use this medicine unless your doctor says it is okay. Some health problems that could be affected by minerals are cancer, diabetes, kidney disease, kidney stones, food allergies, hypoglycemia (low blood sugar), or problems with your hyperparathyroid gland.

Slow-Mag interactions

  • Some medicines contain minerals. For example, many antacid medicines (such as Tums®) contain magnesium and calcium. Read the label on any medicine to make sure you are not getting too many minerals.

  • Some minerals can interfere with other medicines. You might need to take your mineral supplement at a different time than you take other medicines. If you are using any other medicine, ask your pharmacist or doctor about this.

  • If you are using a mineral supplement that contains iron, it might have enough iron to poison a small child. Be very careful to keep this medicine out of the reach of children. If a child does swallow some of this medicine, call a doctor or poison control center right away.

Slow-Mag side effects

Serious Side Effects

  • Diarrhea or constipation

  • Nausea, loss of appetite, or upset stomach

Less Serious Side Effects

  • Nausea, loss of appetite, or upset stomach

  • Diarrhea or constipation