How does Mymag 400Mg Tablet help?

Mymag 400Mg Tablet plays a vital role in metabolism. It is involved with hormone receptor binding, muscle contraction, neural activity, neurotransmitter release, vasomotor tone, and cardiac excitability. It is necessary for the active transport of potassium and calcium across the cell membrane.

Can I stop using Mymag 400Mg Tablet when my symptoms are relieved?

Continue taking Mymag 400Mg Tablet for as long as recommends it. Do not be reluctant to speak with your doctor if you experience any difficulty while taking Mymag 400Mg Tablet .

What should I be aware of before using magnesium oxide to treat constipation?

If you have stomach pain, nausea, vomiting, a perforated intestine, a bowel obstruction, severe constipation, colitis (colon inflammation), or toxic megacolon, don't take magnesium oxide for constipation. Also, if you have any rectal bleeding or no bowel movements after using magnesium oxide as a laxative, stop using it right away and seek medical help.

Can I take Mymag 400Mg Tablet for longer durations?

Take Mymag 400Mg Tablet only for as long as your doctor has recommended it. If recommended for heartburn/acidity, avoid taking magnesium oxide for longer than two weeks unless advised otherwise by the doctor. If recommended for constipation, avoid taking magnesium oxide for longer than one week unless advised otherwise by the doctor.

Is Mymag 400Mg Tablet used to treat constipation?

Mymag 400Mg Tablet may be used for rapid emptying of the bowel before surgery, and as a laxative to treat occasional constipation. It helps treat constipation by drawing water into the intestine and stimulating bowel movement.

Can I take Mymag 400Mg Tablet with other medicines?

Mymag 400Mg Tablet can be taken with other medicines if recommended by the doctor. However, maintain a gap of 2 hours between Mymag 400Mg Tablet and other medicines.

Mymag 400Mg Tablet

MRP ₹90

(Inclusive of all Taxes)

₹12.2 Cashback (14%)

coupon

Therapeutic Class

MINERALS

Author Details

Written By

Bayyarapu Mahesh Kumar

M Pharmacy

Reviewed By

Santoshini Reddy G

M Pharmacy

Last Updated

Jul 8, 2025 | 9:42 AM IST

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Drug-Drug Interactions Checker List

ASPIRIN
CALCIUM
VITAMIN D
DULOXETINE
FERROUS SULPHATE
METOPROLOL
CHOLECALCIFEROL
ALPRAZOLAM

Drug-Drug Interactions

Magnesium oxideEltrombopag

Critical

Magnesium oxideGefitinib

Severe

Drug-Drug Interactions

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Magnesium oxideEltrombopag

Critical

How does the drug interact with Mymag 400 mg Tablet:
Coadministration of Mymag 400 mg Tablet with Eltrombopag can impair the absorption of Eltrombopag which leads to increased levels in the blood. This can increase the risk and severity of side effects.

How to manage the interaction:
Taking Mymag 400 mg Tablet with Eltrombopag together is not recommended as it can result in an interaction, it can be taken if your doctor has advised it. However, if you notice any body aches or pain, chills, cough, difficulty in breathing, fever, headache, or loss of voice you should contact a doctor immediately. Do not stop using any medications without talking to a doctor.

Magnesium oxideGefitinib

Severe

How does the drug interact with Mymag 400 mg Tablet:
Coadministration of Mymag 400 mg Tablet with Gefitinib impairs absorption and increases the Gefitinib levels in the body. This may increase the risk or severity of side effects.

How to manage the interaction:
Taking Mymag 400 mg Tablet with Gefitinib together can result in an interaction, it can be taken if your doctor has advised it. However, if you notice any Blistering, peeling or loosening of the skin, bloody, black, or tarry stools, eye redness or pain, heartburn, indigestion, joint or muscle pain, or abdomen pain you should contact a doctor immediately. Do not stop using any medications without talking to a doctor.

Magnesium oxideDolutegravir

Severe

How does the drug interact with Mymag 400 mg Tablet:
Taking dolutegravir with Mymag 400 mg Tablet can reduce the effectiveness of dolutegravir.

How to manage the interaction:
Taking Mymag 400 mg Tablet with Dolutegravir together can result in an interaction, it can be taken if your doctor has advised it. However, take dolutegravir at least two hours before or six hours after the Mymag 400 mg Tablet dose. Do not stop using any medications without talking to a doctor.

Drug-Food Interactions

No Drug - Food interactions found in our database. Some may be unknown. Consult your doctor for what to avoid during medication.

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Drug-Diseases Interactions

No Drug - Disease interactions found in our database. Some may be unknown. Consult your doctor for what to avoid during medication.

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Drug Warnings

Do not take Mymag 400Mg Tablet if you are allergic to any of its ingredients. Consult your doctor if you are pregnant or breastfeeding. Inform your doctor if you have intestinal problems, kidney, heart, or liver disease before starting Mymag 400Mg Tablet . Because it's unclear whether Mymag 400Mg Tablet affects driving abilities, don't drive or operate machinery if you're experiencing any symptoms that make it difficult to concentrate or react. Avoid drinking alcohol while taking Mymag 400Mg Tablet because it may cause unpleasant side effects.

Side Effects of Mymag 400Mg Tablet

Diarrhoea
Cramps

Directions for Use

Tablet/Capsule: Swallow the tablet/capsule as a whole with a glass of water. Do not chew, crush or break it.Liquid/Suspension: Shake the bottle well before use. Take the recommended dose by mouth using the measuring cup provided by the pack.Powder/granules: Check the label for directions before use. Mix the powder/granules in water, mix well and drink immediately.

Medicinal Benefits Mweb

Medicinal Benefits

Mymag 400Mg Tablet belongs to the group of medicines called mineral supplements used to treat acute hypomagnesaemia, a condition characterized by abnormally low magnesium levels in the blood. It is also used to treat stomach upset, heartburn, and acid indigestion. It may also be used for rapid emptying of the bowel before surgery, and as a laxative to treat occasional constipation. Mymag 400Mg Tablet is involved in various body processes such as hormone receptor binding, muscular contraction, neuronal activity, neurotransmitter release, and vasomotor tone. It is required for active potassium and calcium transport across the cell membrane. It is an alkaliser that neutralises acid in the stomach, thereby treating heartburn, stomach upset, and indigestion. Magnesium oxide treats constipation by drawing water into the intestine and stimulating bowel movement.

Uses of Mymag 400Mg Tablet

Acute hypomagnesaemia, upset stomach, heartburn, indigestion, constipation.

About Mymag 400Mg Tablet

Mymag 400Mg Tablet belongs to the group of medicines called mineral supplements used to treat acute hypomagnesaemia, a condition characterized by abnormally low magnesium levels in the blood. It also treats stomach upset, heartburn, and acid indigestion. It may also be used for rapid emptying of the bowel before surgery and as a laxative to treat occasional constipation.

Mymag 400Mg Tablet contains Magnesium oxide, which is involved in various body processes such as hormone receptor binding, muscular contraction, neuronal activity, neurotransmitter release, and vasomotor tone. It is an alkaliser that neutralises acid in the stomach, thereby treating heartburn, stomach upset, and indigestion. Magnesium oxide treats constipation by drawing water into the intestine and stimulating bowel movement.

Take Mymag 400Mg Tablet as recommended. Like all medicines, Mymag 400Mg Tablet also causes side effects, although not everybody gets them. Common side effects of Mymag 400Mg Tablet include diarrhoea and cramps. Most of these side effects do not require medical attention and will resolve gradually over time. However, if these side effects persist for longer, please seek medical advice.

Do not take Mymag 400Mg Tablet if you are allergic to any of its ingredients. If you are pregnant/breastfeeding or have a kidney, heart, or liver problem, please inform your doctor before starting Mymag 400Mg Tablet . It is unknown whether Mymag 400Mg Tablet alters the ability to drive, so do not drive or operate machinery if you experience any symptoms affecting your ability to concentrate and react. Avoid consuming alcohol along with Mymag 400Mg Tablet as it could lead to unpleasant side effects.

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