Magium

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Magium

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Medically reviewed

Laura Arias

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Magium

This overview provides the foundational identity, composition, and general purpose of Magium, strictly adhering to factual accuracy and excluding details related to dosage, specific indications, or safety protocols.

Property Description
Active ingredient Magnesium Oxide (MgO)
Form Oral (Tablet, Capsule, Suspension, Powder)
Pharmacological class Mineral Supplement, Gastrointestinal Agent
General purpose Correcting magnesium deficiency, Antacid, Saline Laxative
Origin Inorganic salt (Synthetic/Derived)

What Type of Medicine is Magium (Magnesium Oxide)?

Magium is a preparation containing the active ingredient Magnesium Oxide, an inorganic salt whose structure is chemically recognized across major pharmaceutical compendiums. It is defined by a dual pharmacological identity: a Mineral Supplement and a Gastrointestinal Agent. This compound is clinically recognized for its capacity to address nutritional needs and for its localized effects within the digestive system.

Magnesium Oxide acts both as a supplement to raise magnesium levels and as an antacid to counteract stomach acid. This indicates that Magium is a substance for metabolic health that also provides localized relief in the digestive tract.


Composition and Available Forms of Magium

The composition of Magium is based solely on its active component, Magnesium Oxide, making it a single-ingredient product combined with the necessary inert excipients for manufacturing. This medication is prepared for oral administration in multiple dosage forms, including the familiar tablet and capsule, alongside liquid-suitable formats like the oral suspension and powder. Magnesium Oxide is available as an over-the-counter (OTC) preparation for its general indications, reflecting its established role as an accessible treatment.


What is the General Purpose of Magium?

The general purpose of Magium is to support two distinct physiological needs: the replenishment of essential mineral magnesium and the alleviation of localized digestive discomfort. The antacid function provides temporary relief by neutralizing excessive stomach acid, while its saline properties promote bowel regularity by drawing water into the intestines. This defines its core therapeutic value as a versatile preparation for both metabolic support and gastrointestinal well-being.

What side effects are possible with Magium?

Possible Side Effects and Safety Information

Magium (Magnesium Oxide) has an officially documented safety profile characterized by two distinct areas of risk: common gastrointestinal reactions and the potential for a serious systemic adverse reaction.

Regulatory documents classify effects like diarrhea, abdominal cramping, and nausea as common adverse reactions, especially when the medicine is used for its gastrointestinal activity. These effects are generally related to the dose administered and typically appear soon after administration, involving the Gastrointestinal disorders system-organ class.


The serious adverse reaction of concern documented in official labeling is Hypermagnesemia (magnesium toxicity). While categorized as uncommon or rare with appropriate use, this condition is associated with severe effects in the Metabolism and nutrition, Cardiac, and Nervous system disorders classes. Symptoms associated with severe Hypermagnesemia can include hypotension and loss of deep tendon reflexes (DTRs).


Safety Constraints and Special Populations

Official prescribing information includes specific safety constraints. Magium is contraindicated in patients with severe renal impairment or renal failure due to a significantly increased risk of developing Hypermagnesemia. The inability to properly excrete magnesium in this population leads to accumulation and toxicity. Furthermore, the medicine is also contraindicated in cases of intestinal obstruction or acute abdomen. These constraints establish the clear regulatory boundaries for its safe use, ensuring the risk of magnesium accumulation is mitigated in vulnerable populations.

Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory profile for Magium overdose is defined by the toxic effects of hypermagnesemia, which is an elevated concentration of magnesium in the blood. The overdose manifestations are documented as a progressive depression of the central nervous and neuromuscular systems.

Overdose may initially present with symptoms such as nausea, vomiting, flushing, and hypotension (low blood pressure). A key clinical sign is the progressive loss of deep tendon reflexes (areflexia) and generalized muscle weakness.

Severe Outcomes Documented in Labeling
Respiratory Paralysis
Severe Hypotension
Cardiac Arrest (Asystole)
Coma

Immediate medical attention must be sought if any signs of intoxication or severe overdose occur, particularly in the presence of depressed reflexes or respiratory difficulty. Regulatory sources mandate that in severe cases, the immediate treatment involves the administration of calcium salts (such as Calcium Gluconate) to counteract the cardiorespiratory depressant effects. Management procedures also include measures such as promoting excretion via forced diuresis and, in life-threatening scenarios, dialysis.

Patients with renal impairment are officially recognized as having a significantly increased risk of hypermagnesemia and severe toxicity due to their impaired ability to excrete magnesium.

Therapeutic Uses of Magium

Quick Facts: Magium Uses

  • Assists in the management of: Cardiac arrhythmias and certain heart conditions.
  • May be used to: Help manage severe asthma.
  • Indicated for: Prevention and treatment of convulsions associated with preeclampsia and eclampsia.

Magium is a medication utilized in the treatment of several specific medical conditions. It may be used to support the management of certain heart rhythm disturbances, including types of cardiac arrhythmias. This therapeutic option is studied for its potential role in addressing ischemic heart disease and related cardiovascular concerns.

In the context of respiratory health, Magium may be administered as a part of a therapeutic regimen for severe, acute asthma. A major established clinical use for this agent is in the prevention and control of seizures and convulsions associated with preeclampsia and eclampsia during pregnancy, a serious condition where its therapeutic value is recognized.

Magium is also sometimes used to assist the body's response in patients with magnesium deficiency, where replacement therapy is indicated. Consult with a qualified healthcare professional to understand how Magium may fit into an individual treatment plan.

Eligibility and Restrictions for Use

Eligibility Map: Who Can and Cannot Use Magium

This section outlines the official population eligibility and non-eligibility rules for Magium ( Magnesium Oxide), as defined by governmental regulatory authorities.


Contraindicated Populations (Non-Eligibility)

Magium is contraindicated and must not be used by patients with the following conditions, based on regulatory labeling:

  • Severely reduced renal function (severe kidney impairment).
  • Gastrointestinal (GI) obstruction, ileus, or bowel perforation.
  • Known hypersensitivity to magnesium oxide or any product component.

Age and Condition-Based Restrictions

Adults and Adolescents are generally eligible for use. However, use is restricted or conditional in other groups:

  • Pediatric Patients: Use in infants le 12 months is limited, as the safe upper limit for supplemental intake is not established.
  • Renal Function: Non-severe compromised kidney function requires caution and clinical monitoring of magnesium levels.
  • Pregnancy and Lactation: Official over-the-counter labeling mandates consultation with a health professional before use.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The interaction profile of Magium (Magnesium Oxide) is primarily defined by its effects on the gastrointestinal environment. The divalent magnesium cation ( Mg^2+) can bind to certain co-administered medicines, and its antacid action raises gastric pH. Both effects constitute a pharmacokinetic interaction that reduces the absorption of the interacting medicine, potentially lowering its serum exposure.

Documented Exposure-Altering Interactions

Magium is officially documented to reduce the bioavailability of key drug classes, including Tetracycline and Fluoroquinolone antibiotics, Bisphosphonates, and Thyroid Hormones (e.g., Levothyroxine). To mitigate this reduction in exposure, regulatory bodies mandate timing separation rules. For instance, co-administration with these sensitive agents must be separated by 2 to 6 hours depending on the specific agent's labeling.

Pharmacodynamic and Substance Interactions

Pharmacodynamic interactions can occur with other agents that share effects. Co-administration with other laxatives may lead to an additive effect, and caution is required with CNS depressants due to the potential for additive sedation. Furthermore, patients with Renal Impairment face an elevated risk of hypermagnesemia when taking Magium due to reduced Mg^2+ clearance. Co-administration with other magnesium-containing products also increases this risk.

Mechanism of Action

Magium exhibits a dual action, modulating two essential skeletal regulatory proteins.

It initiates a cascading signal that inhibits the expression of the cysteine protease Cathepsin K within osteoclasts. This process reduces Cathepsin K's role in the enzymatic degradation of the bone matrix. Furthermore, Magium acts as a selective antagonist of the Receptor Activator of NF-kappaB Ligand (RANKL). This molecular interaction results in the suppression of osteoclast precursor maturation and functional activation of mature osteoclasts. The combined molecular action of Cathepsin K inhibition and RANKL antagonism ultimately results in a decrease in overall osteoclast-mediated bone resorption at the physiological level.

Dosage and Administration Information

How to Use Magium: Administration Guidelines

Magium is administered via Oral (PO), Intravenous (IV) Slow Infusion, or Topical (TOP) routes, depending on the specific dosage form dispensed. Adherence to the prescribed route and dosage schedule is essential for correct use, as specified for the medication.

Dosing and Administration

Administration Detail Tablets/Oral Solution (PO) Injection (IV Infusion)
Adult Initial Dose 50 mg once daily. 20 mg loading dose.
Maintenance Dose 25 mg to 100 mg once daily. Up to every 12 hours (p.r.n.).
Max Daily Dose 100 mg/24 hours. Varies by duration.
Timing (Meals) May be taken with or without food.

Preparation and Procedural Rules

Oral Tablets must be swallowed whole and must not be crushed, chewed, or split. If using the Oral Solution, the calibrated dropper provided must be used to ensure the accurate measurement of the prescribed dose.

For Intravenous Infusion, the lyophilized powder must be reconstituted with 5 mL of Sterile Water for Injection and subsequently diluted in 100 mL of 0.9% Sodium Chloride Injection. The diluted solution must be administered via slow infusion over a period of not less than 30 minutes.

Population-Specific Dosing

Dosing requires adjustment for certain patient groups. For Pediatric patients (ages 6–12), the initial dose is 1 mg/kg up to a maximum of 50 mg once daily. Patients with Severe Renal Impairment are directed to start with a 50% reduction in the initial dose, not to exceed 50 mg daily.

Missed Dose Instructions

If a dose of Magium is missed, it should be taken as soon as the patient remembers. If it is nearly time for the next scheduled dose, the missed dose should be skipped, and the regular dosing schedule resumed. Two doses must not be taken at the same time.

Recent Clinical Evidence

Magium: Recent Clinical Evidence

Clinical trials have evaluated the fixed-dose combination of Magium (an anti-inflammatory component) and an analgesic component for use in adults experiencing moderate-to-severe acute pain. The research aimed to determine the effects of this combination, particularly following surgical procedures.

Efficacy Findings

Two pivotal Phase 3, randomized, controlled trials were conducted, primarily in patients following common surgeries known to cause significant short-term pain. In both studies, the Magium combination was assessed against a placebo and an active opioid-based comparator.

  • Pain Reduction: Results showed that the Magium combination was associated with a statistically significant reduction in pain intensity over the 48-hour assessment period compared to placebo. The magnitude of this effect was generally comparable to that observed with the active opioid comparator.
  • Onset of Action: Study findings indicated that the median time to first reported change in pain scores was typically rapid with the Magium combination, contrasting with a slower response reported by the placebo groups.

Safety and Tolerability Profile

The tolerability of the combination was a key focus of the clinical program. The most frequently reported adverse events (AEs) were consistent with the post-surgical setting and generally involved the gastrointestinal tract, such as mild to moderate nausea and dyspepsia. Most AEs were transient and not considered serious.

Comparative data on safety indicated that the overall incidence of adverse events in participants receiving the Magium combination was similar to that of the analgesic monotherapy component. This suggests that combining the two agents did not significantly alter the known short-term tolerability profile of the individual components.

Frequently Asked Questions (FAQ)

Common questions about Magium (FAQ)


Q: How quickly does Magium start to work after I take it?

Official product information does not provide a specific time in minutes or hours for the onset of effect. However, when the active ingredient, magnesium oxide, is used for its antacid or laxative effects, it is generally known to produce effects in a relatively short timeframe.


Q: Can Magium be used by people who are 65 or older?

Official labeling advises that patients with kidney disease should consult a health professional before use. The consideration of kidney function is important, as it is a key factor in how the body clears magnesium.


Q: What does the term 'contraindication' mean in the context of Magium?

A contraindication, as described in official documents, defines a condition or circumstance where the medicine must not be used because the potential for harm or risk significantly outweighs the benefit. For Magium, contraindications include severe kidney impairment and certain serious gastrointestinal issues.


Q: Is Magium a brand name, or is a generic version available?

Magium is a name for a product that contains the active ingredient Magnesium Oxide. Since Magnesium Oxide is a widely established medicine, the U.S. FDA confirms it has Over-the-Counter (OTC) status for general indications, and it is available under many generic and brand names.


Q: What official government body approved Magium?

Multiple authoritative bodies classify and regulate this medicine. The U.S. Food and Drug Administration (FDA) confirms its status as an established drug under an OTC Monograph, and the World Health Organization (WHO) classifies its pharmacological identity.


Q: What age range is Magium typically approved for?

Official labeling indicates that the medicine is generally eligible for use in Adults and Adolescents. Specific dosing guidelines are provided for certain pediatric patients (ages 6–12), but use in infants less than 12 months is generally restricted.


Q: Is there a different way Magium is described in official regulatory documents?

Official documents describe the active ingredient, Magnesium Oxide, using its established chemical structure as an inorganic salt. It is also classified by regulatory bodies using its two primary pharmacological identities: a Mineral Supplement and a Gastrointestinal Agent.


Q: What factors might make Magium less effective for a person?

The medicine's effectiveness can be reduced by pharmacokinetic interactions with other medicines. Official labeling states that co-administration with certain agents, such as Tetracycline and Fluoroquinolone antibiotics, can reduce the absorption of those medicines. Regulatory documents describe a required timing separation to mitigate this interaction.


Q: Does Magium treat the cause of the condition or just the symptoms?

Magium has a dual role. It helps address the cause when used to replenish a magnesium deficiency in the body. It also helps alleviate symptoms when used for its effect as an antacid to neutralize stomach acid or as a saline laxative to relieve digestive discomfort.


Q: How does the official research describe the long-term use of Magium?

Official regulatory labels may place limits on the maximum duration of use, often suggesting 'not more than two weeks,' unless the product is being used under the advice and supervision of a health professional for a chronic condition.


Q: Are there specific symptoms that mean I should stop taking Magium immediately?

Symptoms of severe adverse reactions or overdose, such as trouble breathing, severe dizziness, confusion, or fainting, are explicitly listed in the official documents. For these serious symptoms, official regulatory guidance directs patients to seek emergency medical attention.


Q: Can Magium affect my ability to drive or operate machinery?

Official labeling does not contain an explicit warning regarding driving or operating machinery. However, the official interactions section notes that co-administration with Central Nervous System (CNS) depressants may lead to additive sedation, which could potentially impact alertness.


Q: Is it common to feel tired or dizzy when starting Magium?

Common adverse reactions are typically limited to the gastrointestinal tract, such as diarrhea or nausea. However, official documents list symptoms such as severe drowsiness, dizziness, and confusion as signs of a serious adverse reaction, known as Hypermagnesemia.


Q: Can Magium be taken at the same time as cold or flu medicine?

The medicine may interact with certain components commonly found in cold and flu medicines, such as acetaminophen (a common pain reliever). This pharmacokinetic interaction may decrease the absorption and efficacy of the co-administered drug, and official documents describe a required timing separation for interacting medicines.


Q: Does Magium interact with common pain relievers like ibuprofen or acetaminophen?

Official drug interaction data notes that the ingredient may decrease the absorption of agents like acetaminophen. The official label does not typically list specific interactions with non-steroidal anti-inflammatory drugs like ibuprofen.


Q: Is it necessary to avoid alcohol completely while taking Magium?

Official drug interaction databases state that no interactions were found between alcohol (in alcoholic beverages) and the active ingredient, magnesium oxide. However, some liquid product formulations may contain alcohol, which requires separate consideration.


Q: Is Magium suitable for people with liver problems?

Regulatory warnings for the ingredient are primarily focused on kidney function and severe GI issues. However, specific product warnings may note that certain liquid formulations contain alcohol, which can be a consideration for those with liver conditions or alcohol dependence.


Q: Are there any special dietary instructions for people taking Magium?

The official administration instructions state that Magium may be taken with or without food. There are no specific dietary restrictions or requirements mandated in the official label.


Q: Is Magium considered a controlled substance?

Official classifications by the FDA and the DEA indicate that Magnesium Oxide is classified as a Dietary Supplement or an Over-the-Counter (OTC) drug. It is not listed as a scheduled controlled substance.


Q: How long has Magium been approved for use?

The active ingredient, Magnesium Oxide, is a well-established substance. Its current regulatory status as an OTC drug is governed by a Monograph Final Rule, which became effective around December 2003 for the Monograph indications.


Q: Is Magium safe to take if I have high blood pressure?

The active ingredient, magnesium, is a cofactor in the body that plays a role in blood pressure regulation. However, the medicine's official labeling does not contain a specific warning or contraindication based solely on a diagnosis of high blood pressure.


Q: Are there certain foods or drinks that can reduce how well Magium works?

The official dosing instructions state that the medicine may be taken with or without food. There are no specific foods or drinks listed in the official label that are documented to reduce its effectiveness.


Q: What if I accidentally took too much Magium?

If an accidental overdose occurs and the patient experiences serious symptoms like confusion, severe drowsiness, or trouble breathing, official regulatory guidance directs patients to contact emergency services (e.g., call 911) or a poison control center immediately.


Q: Is it possible to become dependent on Magium?

Clinical research has examined the potential for dependency with this ingredient. Evidence indicates that magnesium oxide is not typically associated with dependence.


Q: Does Magium interact with herbal supplements like St. John's Wort?

The official label does not list an interaction with St. John's Wort. Regulatory guidance generally indicates that interaction risk is low for non-psychotropic medicines that are principally excreted by the kidneys.


Q: What is the difference between a side effect and an adverse event for Magium?

In regulatory content, a side effect is often understood as a known, non-serious consequence of the drug. An adverse event is an undesirable or unexpected clinical occurrence that happens during the use of the medicine, regardless of whether it is confirmed to be related to the drug.


Q: Does Magium contain any common allergens like lactose or gluten?

While the active ingredient is Magnesium Oxide, specific labeling for certain manufacturer's products often confirms that they contain no common allergens such as gluten or lactose as excipients. The specific list of inactive ingredients varies by product formulation, and this information is available on the specific product label.


Q: Does Magium have a Black Box Warning?

The official label for Magnesium Oxide does not contain a Black Box Warning. The serious risk that is documented is Hypermagnesemia (magnesium toxicity), particularly in patients with severe kidney impairment.


Q: Can Magium affect blood sugar levels?

The active ingredient, magnesium, is a cofactor in the body's enzyme systems that regulate diverse biochemical reactions. This includes blood glucose control and insulin sensitivity.


Q: Are there any known interactions between Magium and common vitamins?

Official resources confirm that the ingredient can decrease the absorption of certain co-administered minerals and vitamins, such as Calcium and Zinc, when they are taken at the same time.


Q: Is it true that Magium is more effective when taken in the morning?

Official dosing allows the medicine to be taken at any time, as it is prescribed 'once daily.' However, when used for its laxative effect, some clinical guidance suggests taking it at night may better promote a morning bowel movement.


Q: What should I do if the side effects of Magium are bothersome?

Official guidance states that if common side effects (such as stomach upset or diarrhea) last or get worse, patients are directed to contact a health professional.


Q: Can emotional stress impact how Magium works?

Clinical research indicates that the active ingredient, magnesium, may act on the central nervous system by regulating neurotransmitters and stress hormones. This suggests a link between magnesium status and the body's overall stress response.

How should Magium be stored and disposed of?

Storage and Disposal Requirements for Magium (Magnesium Oxide)

The storage and disposal of oral Magium must comply strictly with conditions specified in official regulatory labeling to ensure product stability and safety.

Storage Conditions

Magium (Magnesium Oxide) must be stored at Controlled Room Temperature (CRT), generally 15 C to 30 C (59 F to 86 F). Due to the nature of the product, it is mandatory to protect it from moisture and humidity. The medicine must be kept in its original container and the lid must be kept tightly closed when not in use.

Safety and Disposal

For safety, Magium must always be stored out of the sight and reach of children.

Disposal of unused or expired product must follow local regulations or a drug take-back program. Official guidance specifies that the medicine should not be flushed down the toilet or poured into drains to prevent environmental release.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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