Magne-B6

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Magne-B6

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Medically reviewed

Marina Burgos

Last updated on 10/01/2026

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 Magne-B6

Quick Facts

Property Description
Active Ingredients Magnesium Lactate and Pyridoxine Hydrochloride
Form Oral tablets or oral solution
Pharmacological Class Mineral Supplement & Vitamin Preparation
Origin Chemically derived/synthetic
General Purpose Restoration of Magnesium homeostasis

What Kind of Preparation is Magne-B6?

Magne-B6 is classified as a fixed-dose combination product that functions as both a mineral supplement and a B-group vitamin preparation. This preparation is designed for oral administration to address combined deficiencies in essential micronutrients. Magne-B6 is recognized in numerous international markets, often positioned for the relief of symptoms associated with low magnesium levels in adults. The drug is typically available as oral solid preparations (tablets) or oral liquid preparations (solutions/ampoules), providing options for systemic delivery.


What Active Ingredients Make Up Magne-B6?

The preparation contains two active ingredients: the essential divalent cation Magnesium and the water-soluble vitamin Pyridoxine (B₆). Magnesium is typically supplied as the organic salt, Magnesium Lactate, which is recognized for its generally superior dissolution and bioavailability compared to inorganic forms. Pyridoxine is included as Pyridoxine Hydrochloride, the chemically stable form of the vitamin. The formulation utilizes the synergistic benefit of combining the two ingredients. These components are generally synthetic or derived and are combined to ensure optimal repletion of the body's micronutrient stores.


What is the General Purpose of the Magnesium and Pyridoxine Combination?

The general purpose of Magne-B6 is the correction of nutritional deficit and the restoration of Magnesium homeostasis within the body. The combination is strategic: Pyridoxine acts as a facilitator, enhancing the cellular uptake and retention of Magnesium to optimize mineral therapy. Supplementing with magnesium helps maintain normal nerve and muscle function and supports energy production. By restoring optimal levels of this key mineral, the preparation aims to support normal physiological equilibrium, particularly concerning nerve impulse conduction and muscle function.

Regulatory References

  1. Magnesium - Health Professional Fact Sheet
  2. Magnesium in diet - MedlinePlus

What side effects are possible with Magne-B6?

Possible Side Effects and Safety Information

The safety profile for Magne-B6 is based on adverse reactions and restrictions documented in official government regulatory documents.

Adverse Reactions

The following adverse reactions have been reported, primarily affecting the gastrointestinal system and skin. For these reactions, the frequency is currently considered Not Known (cannot be estimated from the available data):

  • Immune System Disorders: Hypersensitivity reactions.
  • Gastrointestinal Disorders: Diarrhea, abdominal pain.
  • Skin and Subcutaneous Tissue Disorders: Allergic reactions involving the skin (e.g., hives, itching).

Clinically Significant and Dose-Related Risks

Sensory Peripheral Neuropathy (nerve damage) is a potentially serious adverse effect specifically associated with the long-term use of high doses of the pyridoxine ( Vitamin B6) component. This risk is dependent on both the dosage and the duration of treatment.

Safety Restrictions and Contraindications

The medicine is contraindicated and should not be used in the following situations:

  • Severe Renal Impairment: Due to the risk of hypermagnesemia (excess magnesium accumulation).
  • Concomitant Levodopa Therapy: Vitamin B6 can reduce the efficacy of Levodopa when used without a peripheral decarboxylase inhibitor.
  • Hypersensitivity: Known allergy to the active substances or excipients.
  • Specific Hereditary Disorders: Rare hereditary conditions such as total lactase deficiency.

Caution is required in patients with moderate renal impairment because of the potential for magnesium buildup. The medicine is also typically not recommended for use in children under 6 years of age.

Overdose and Emergency Response

Overdose and When to Seek Help

The official overdose profile for Magne-B6 is based on the distinct toxicity risks of its two active components: magnesium and pyridoxine (Vitamin B6), as documented in regulatory labeling.

Magnesium Toxicity (Hypermagnesemia) Overdose may present with initial signs such as hypotension (low blood pressure), drowsiness, confusion, and muscle weakness, alongside the loss of deep tendon reflexes. In severe cases, the clinical presentation may escalate to respiratory paralysis, significant cardiac arrhythmias, and potentially cardiac arrest. Impaired renal function is cited as the primary risk factor for magnesium accumulation.

Required Emergency Action: Regulators mandate seeking immediate medical attention if any severe symptoms, such as difficulty breathing or irregular heart rhythm, are suspected. The official management protocol specifies that the toxic effects of magnesium can be antagonized by administering an injectable calcium salt.

Pyridoxine Toxicity (High-Dose B6) Prolonged, high-dose exposure is officially documented to cause peripheral sensory neuropathy, which manifests as persistent tingling, burning, or numbness (paresthesias). This can lead to ataxia (difficulty with coordination). No specific antidote is known for this toxicity. Users must stop taking the product immediately and consult a healthcare practitioner if these nerve symptoms occur.

Therapeutic Uses of Magne-B6

Quick Facts: Main Uses and Benefits

  • May be utilized as a therapeutic option for patients with confirmed magnesium deficiency.
  • Intended to address signs of low magnesium levels, which can include muscle cramps or fatigue.
  • The combination may offer support for overall well-being, particularly for individuals experiencing increased stress and low magnesium status.

Magne-B6 is a therapeutic formulation that includes magnesium and pyridoxine (Vitamin B6). The principal role of this combination is for the prevention and treatment of a confirmed deficiency in magnesium. This type of deficiency may be associated with several common manifestations, such as muscle-related spasms, feelings of fatigue, or nervousness.

Supplementing with magnesium and vitamin B6 may provide a meaningful benefit for supporting emotional balance and quality of life in adults who are experiencing severe stress along with low magnesium status. The use of this combination is often considered in settings where a patient’s diet may not provide sufficient levels of both nutrients. Magnesium is essential for a wide array of physiological functions, including muscle and nerve performance. Pyridoxine is also required for proper nervous system activity and the creation of certain neurotransmitters.

Eligibility and Restrictions for Use

The official regulatory documents define clear population eligibility and non-eligibility rules for Magne-B6, primarily based on the patient's physiological status and concurrent medication use.

Eligibility Scope

Category Official Regulatory Status
Use Allowed Adults are eligible. The tablet form is permitted for children aged 6 years or older, while the oral solution form is generally suitable for children ge 1 year.
Contraindicated Use is absolutely prohibited in patients with severe renal insufficiency (Creatinine Clearance below 30 ml/min) and those with a known hypersensitivity to the active ingredients or excipients.
Restrictions Use is contraindicated if the patient is currently receiving treatment with Levodopa due to potential interference by the Pyridoxine component. Caution is required in moderate renal impairment due to the risk of magnesium accumulation.

Eligibility Classifications

Classification Regulatory Basis
Severity Absolute Contraindication applies to severe renal failure and Levodopa co-administration. Conditional Use is defined for moderate renal impairment. Not Recommended applies to children under 6 years for the tablet formulation.
Life Stage Use during pregnancy may be considered if clinically essential. Use during lactation is generally compatible at therapeutic doses, with a recommendation to limit daily Vitamin B6 intake.

Connection to the overall eligibility profile

The regulatory profile establishes eligibility by excluding populations at risk for toxicity, such as those with severe kidney dysfunction, and those where the drug component would interfere with another critical therapy (Levodopa). Use in women who are pregnant or breastfeeding is conditional, requiring assessment against clinical necessity and often imposing a strict limit on the daily dose of Vitamin B6.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The following section outlines officially documented interaction patterns for Magne-B6 (Magnesium Lactate and Pyridoxine Hydrochloride) as described in regulatory sources.

Contraindicated and Restricted Combinations

Co-administration of the Pyridoxine component is restricted with Levodopa when Levodopa is used alone (without a decarboxylase inhibitor). This combination is not recommended because Pyridoxine can reduce the therapeutic efficacy of Levodopa by increasing its peripheral metabolism.

Timing-Based Administration Rules

The Magnesium component can reduce the absorption and effectiveness of certain antibiotics, including Tetracyclines and Quinolone antibiotics (e.g., Ciprofloxacin, Levofloxacin), through a binding mechanism. To minimize this reduction in antibiotic exposure, Magne-B6 must be administered with a separation window of at least 2 to 4 hours from these oral antibiotics.

Exposure-Modifying Substances

  • Anticonvulsants (Phenobarbital, Phenytoin): Pyridoxine may lead to decreased plasma concentrations of these anticonvulsant drugs.
  • Phosphate and Calcium Salts: These supplements can inhibit the intestinal absorption of the Magnesium component, leading to reduced magnesium exposure.
  • Other Magnesium-Containing Preparations: The risk of Magnesium accumulation (hypermagnesemia) is heightened when Magne-B6 is combined with other magnesium supplements, particularly in patients with impaired renal function.

Other Interactions

Excessive alcohol consumption may decrease the gastrointestinal absorption of Pyridoxine, and high-fat foods may decrease the absorption of the Magnesium component.

Mechanism of Action

How Magne-B6 Works: Mechanism of Action

Magne-B6 combines Magnesium ( Mg^2+) and Pyridoxine ( Vitamin B6) to modulate physiological processes via two complementary mechanistic pathways.

Dual Action on Neurotransmitter Pathways

Vitamin B6 (as PLP) acts as a coenzyme supporting the production of inhibitory neurotransmitters, such as GABA and Serotonin. Simultaneously, Magnesium exerts a modulatory influence on their corresponding receptors and acts as a non-competitive antagonist at the excitatory NMDA receptor. This combined pathway adjustment influences signaling dynamics to modulate neural excitability.


Cellular Energy and Ion Balance Stabilization

Magnesium is an essential cofactor for virtually all cellular energy-transfer reactions involving ATP. It regulates ion movement by acting as a natural antagonist to Calcium at the cell membrane. This mechanism stabilizes the electrical potential of nerve and muscle cell membranes and supports ion pump function, resulting in a decreased likelihood of spontaneous action potential generation and influencing vascular smooth muscle contractility. Vitamin B6 facilitates this process by promoting Magnesium availability and retention at its intracellular sites of action.

Dosage and Administration Information

Administration Principles and Standard Regimen

Magne-B6 is authorized for both the oral and intravenous (IV) routes of administration. The oral route, available as film-coated tablets or a drinkable solution, is the primary method. The IV route is reserved for initiating treatment in cases of confirmed severe deficiency or when significant malabsorption is present.

The standard oral dosing for adults requires a total daily intake equivalent to 6 to 8 tablets or 3 to 4 ampoules of the oral solution. This total daily quantity is prescribed to be divided into 2 or 3 separate doses over the course of the day. A key administrative instruction requires that the medicine be taken during meals.

Administration Conditions and Duration

Tablets must be swallowed whole with a full glass of water. If the oral solution is used, it requires dilution in half a glass of water before ingestion.

For children over six years old (ge 20 kg), the regimen is typically 4 to 6 tablets per day. Dosing for younger children using the solution is weight-based, generally falling between 10 and 30 mg of elemental magnesium per kilogram of body weight per day.

The duration of administration is not fixed. Standard procedural instructions state that the use should be discontinued once clinical laboratory tests confirm that the magnesium deficiency has been successfully corrected and serum levels have been normalized.

Recent Clinical Evidence

Magne-B6: Recent Clinical Evidence

Pharmacological Research

Research has focused on the drug's interaction with specific enzymatic processes. Early exploratory studies described the activity in vitro (in the lab), but the full observation of this activity in vivo (in people) is still under investigation.


Clinical Trials and Data Collection

Clinical trials have examined outcomes, including muscle function measurements. These studies focused on participants who presented with symptoms suggestive of magnesium deficiency, primarily observing changes in standardized scoring systems over a period of 12 weeks.

  • Monotherapy Data: Several controlled trials reported on the use of the combination alone. The data showed variability in the degree of symptom change reported across different study populations.
  • Combination Therapy Data: Research compared documentation of the combination versus magnesium or Vitamin B6 used individually, including symptom response. The trials assessed whether combining the two components resulted in different observations than using either component alone.

One study reported that patients described changes in muscle cramps, as measured by frequency and intensity questionnaires. This observation requires further investigation to determine consistency across study groups.


Safety and Retention Data

Studies investigated the use in participants over short- and long-term periods.

  • Short-term Data: Data from 6-week trials primarily assessed the frequency of commonly reported gastrointestinal side effects and documented participant continuation rates.
  • Specific Populations: Research included patients who had not responded to prior mineral supplementation to determine if an effect was observable. The data described changes in measured fatigue levels among some participants following treatment initiation.

Frequently Asked Questions (FAQ)

Common questions about Magne-B6 (FAQ)


Q: Is Magne-B6 a prescription medication?

Magne-B6 is typically classified as an over-the-counter (OTC) supplement containing magnesium and Vitamin B6. Availability may vary by country or regulatory context, but it is generally accessible without a prescription.


Q: How long should I take Magne-B6 before seeing a benefit?

The time required to observe a potential benefit from Magne-B6 may vary widely among individuals, depending on baseline nutrient status. Consistent use, as outlined in the product information, is necessary for magnesium and Vitamin B6 levels to stabilize. Discuss expected timeframes with a healthcare professional.


Q: What are the common side effects of Magne-B6?

When taken as directed, Magne-B6 is generally well-tolerated. The most frequently reported potential side effects are typically mild and may include gastrointestinal disturbances such as diarrhea or stomach upset. If concerning side effects occur, consultation with a healthcare provider is recommended.

How should Magne-B6 be stored and disposed of?

How to Store and Dispose of Magne-B6

Official regulatory documents define strict requirements for the storage and disposal of Magne-B6 (Magnesium/Pyridoxine) products.

Storage and Handling

Requirement Official Instruction
Temperature Store at a temperature below 25°C (for tablet formulations).
Protection Keep in the original package to protect the medicine from both light and moisture.
Stability Do not use the medicine after the expiry date shown on the packaging.
Safety The product must be stored out of the reach and sight of children.

Disposal

Any unused medicinal product or waste material must be disposed of in accordance with local requirements. The official protocol prohibits throwing medicines into the sewage system or household waste containers. Consult a pharmacist regarding proper methods for disposal to help protect the environment.

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

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