Ne - 400

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Ne - 400

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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 Ne - 400

Quick Facts

Property Description
Active Ingredient Alpha-tocopherol (Vitamin E)
Form Softgel capsule (Oil-based, Oral route)
Pharmacological Class Pharmacological Vitamin / Non-enzymatic Antioxidant
Common Function Dietary Supplementation for deficiency
Origin Synthetic or Semi-synthetic

NE-400 is an oral pharmacological preparation designed to deliver a high, specific dose of alpha-tocopherol, which is the most biologically active form of Vitamin E. It is classified as a nutritional supplement or therapeutic vitamin, primarily intended for adult patients when increased intake of this essential micronutrient is required.


Composition and Type

The preparation typically contains 400 International Units (IU) of the active ingredient alpha-tocopherol per unit, often encapsulated in an oil-based softgel capsule. Alpha-tocopherol is a fat-soluble vitamin and potent antioxidant. The oil-based formulation is scientifically recognized to ensure efficient absorption of this liposoluble nutrient within the digestive system.

The specific composition focuses on a single, highly concentrated dose of Vitamin E, making it distinct from general multivitamins and suitable for addressing confirmed Vitamin E deficiency states.


Pharmacological Class and Function Principle

NE-400 belongs to the Pharmacological Vitamin Class and serves principally as a non-enzymatic antioxidant. Its function is clinically recognized for preventing lipid peroxidation by neutralizing free radicals—unstable molecules that can damage cell membranes, proteins, and DNA through a process called oxidation.

This protective action helps to maintain the structural integrity of cellular components, particularly those in red blood cells and nerve tissue, supporting the body's natural defense against oxidative stress.

Regulatory References

  1. free radicals

What side effects are possible with Ne - 400?

Possible Side Effects and Safety Information

The official safety profile for high-dose alpha-tocopherol (Vitamin E) is defined by established frequency classifications and specific regulatory constraints. Most documented adverse reactions are generally mild, non-serious, and uncommon.

Adverse effects are grouped by body system (System-Organ-Class or SOC), and those most often noted in regulatory labeling affect the nervous and gastrointestinal systems.


Official Adverse Reactions by Frequency

Classification Examples from Regulatory Documents
Common Headache; mild gastrointestinal disturbances, such as nausea.
Uncommon Fatigue (Lassitude); mild diarrhea.

Serious Safety Constraints and Special Populations

Regulatory documents highlight the potential for serious bleeding complications (hemorrhage), which is categorized as a rare adverse reaction. This risk is typically associated with long-term exposure to high doses and represents the most critical safety constraint.

Specific safety caution is required for certain populations, as mandated by official labeling:

  • Anticoagulant Therapy: High-dose alpha-tocopherol may potentiate the effects of certain anticoagulants (e.g., Warfarin), increasing the risk of bleeding. This requires specific regulatory caution.
  • Hypersensitivity: The medicine is formally contraindicated in individuals with known hypersensitivity to alpha-tocopherol or any component of the formulation.
  • Surgical Procedures: Caution is advised for patients undergoing surgery due to the potential for increased bleeding risk.

Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory profile for Ne-400 (Alpha-tocopherol) overdose defines both common systemic effects and serious, life-threatening risks. Manifestations of excessive intake, often associated with chronic high doses, include gastrointestinal distress such as nausea, diarrhea, and stomach cramps, along with systemic symptoms like headache, fatigue, and muscle weakness.

The most serious outcome documented in regulatory information is the increased risk of bleeding (hemorrhage), particularly in individuals taking concomitant anticoagulants or those with Vitamin K deficiency. This risk is generally associated with chronic high exposure. The official management protocol involves immediate discontinuation of the supplement and utilization of symptomatic and general supportive measures. Specific monitoring of the International Normalized Ratio (INR) may be required in high-risk patients.

Required Emergency Action

Urgent medical attention must be sought immediately in cases of suspected overdose. Government guidance mandates that emergency services must be contacted immediately if severe, life-threatening clinical signs occur, including collapse, seizure, profound trouble breathing, or the inability to be awakened. Furthermore, regulatory documents advise that high doses must be avoided in infants.

Therapeutic Uses of Ne - 400

Main Uses and Benefits of Ne - 400

Ne - 400 is a therapeutic formulation of Vitamin E (Alpha-tocopherol), a fat-soluble nutrient that acts as a potent antioxidant within the body. It is primarily utilized to manage nutritional deficiencies and support cellular health in individuals who cannot maintain adequate levels through diet alone.

Treatment of Vitamin E Deficiency

The primary clinical use of Ne - 400 is the correction of Vitamin E deficiency. While rare in individuals with a balanced diet, certain health conditions can lead to depletion. This is most common in individuals with malabsorption syndromes, where the body’s ability to absorb dietary fats—and the vitamins carried by them—is compromised.

Support for Oxidative Stress and Cellular Health

As an antioxidant, Ne - 400 plays a role in protecting cells from oxidative damage caused by free radicals. Free radicals are unstable molecules produced during normal metabolic processes or through exposure to environmental factors. By neutralizing these molecules, Vitamin E helps maintain the integrity of cellular membranes throughout the body.

Neurological and Muscular Support

Maintaining adequate levels of Vitamin E is essential for the normal functioning of the nervous system and muscles. In cases of chronic deficiency, the body may experience oxidative damage to nerve fibers and muscle tissue. Ne - 400 is used to help prevent or manage these complications by ensuring the biological requirements for tocopherol are met.

Immune System Function

Vitamin E is recognized for its role in supporting the immune response. It contributes to the maintenance of immune cell membranes and supports the body's natural defense mechanisms, particularly in older adults who may experience a gradual decline in immune efficiency.

Benefits for Skin and Eye Health

Due to its antioxidant properties, Ne - 400 is often associated with the maintenance of healthy tissues that are frequently exposed to oxidative stress, such as the skin and the eyes. It works at a molecular level to support tissue repair and protect against environmental stressors.

Regulatory References

  1. NIH MedlinePlus overview of NSAIDs

Eligibility and Restrictions for Use

Eligibility Map: Who Can and Cannot Use Ne-400 — Official Regulatory Information

Eligibility Status Description / Population Group
Contraindicated Patients with known hypersensitivity to alpha-tocopherol or formulation components.
Conditional Use Patients on anticoagulant therapy; patients with bleeding disorders.
Restricted Pediatric populations for high-dose use; patients with severe liver disease.
Allowed Adults (19+ years) for labeled indications; Pregnant and Lactating women (adhering to established Upper Intake Limits).

Populations for whom use is contraindicated: The medicine is strictly contraindicated in patients with known hypersensitivity or allergy to the active ingredient, alpha-tocopherol. Use is also officially prohibited in cases of pre-existing hypervitaminosis related to the component.

Eligibility-related restrictions: Use requires extreme caution in patients with a history of bleeding disorders or those concurrently taking anticoagulant medications (such as Warfarin), as high doses (ge 400 IU) may increase bleeding risk. The regulatory profile also advises that high-dose supplementation should be stopped approximately one month before elective surgery.

Age-related eligibility rules: High-dose use is not established and not routinely recommended for pediatric patients (infants, children, and adolescents) outside of prescribed deficiency treatment. Adults are the standard eligible population. Pregnancy and lactation use is generally permitted, provided intake remains below the official Tolerable Upper Intake Level (UL) established by health authorities.

What should I know about interactions with other medicines?

Ne - 400 Interactions with other medicines and products

Interactions with other products are officially documented, primarily involving medicines that affect blood clotting or those metabolized by certain enzyme systems. Due to the nature of the active ingredient (Vitamin E, or alpha-tocopherol), the following interaction categories are defined in regulatory information:


Interacting Medicinal Product Categories

Classification Interacting Agents
Increased Bleeding Risk Anticoagulants (e.g., warfarin), Antiplatelet Agents (e.g., aspirin)
Potential Efficacy Reduction Niacin and Statins (lipid-lowering agents)
Altered Efficacy Alkylating Agents and Antitumor Antibiotics (specific chemotherapy medicines)
Pharmacokinetic Constraint Vitamin K

Official Interaction Statements

  • Anticoagulant and Antiplatelet Agents: Co-administration with Vitamin E, particularly at high doses, may increase the potential for bleeding or hemorrhage due to additive antiplatelet effects. This combination warrants close monitoring and possible adjustment of the blood thinner dosage.
  • Vitamin K: Vitamin E may interfere with the action of Vitamin K, which is essential for blood clotting. This interaction is a specific constraint that may impact clotting function.
  • Cholesterol-Lowering Agents: Taking Vitamin E alongside some statins or niacin may reduce the beneficial effects of niacin on high-density lipoprotein (HDL, or "good cholesterol").

These domains reflect the potential for drug-drug interactions that are clinically significant and must be considered during co-administration, requiring consultation with a healthcare professional.

Mechanism of Action

Radical Scavenging and Lipid Peroxidation Termination

Alpha-tocopherol (the active ingredient in Ne-400) primarily functions as a chain-breaking antioxidant and radical scavenger. The molecule integrates directly into lipid membranes and rapidly donates a hydrogen atom to highly reactive peroxyl free radicals ( ROOcdot). This redox action immediately terminates the propagation of the destructive lipid peroxidation cascade, which otherwise leads to widespread degradation of cellular components.


Preservation of Cell Membrane Integrity

This mechanism ensures the structural resilience of cells by preserving the phospholipid bilayer integrity. By preventing the breakdown of fatty acid chains, alpha-tocopherol limits the degradation and preserves the inherent structural characteristics of membranes, which is required for native cellular function. This protective action is observed in oxidation-sensitive tissues such as erythrocytes (red blood cells) and neuronal axons, where it preserves the structural and functional integrity of these systems.


Regeneration and Mechanistic Constraints

To sustain its action, the oxidized tocopheroxyl radical must be chemically regenerated back to active alpha-tocopherol by other biological reducing co-factors (such as Vitamin C). This regeneration dependency constitutes a mechanistic limitation, as the effectiveness of the antioxidant mechanism is constrained when these partner molecules are depleted.

Dosage and Administration Information

Administration Overview

Ne - 400 is typically administered orally. To facilitate optimal absorption and minimize potential gastrointestinal discomfort, it is generally recommended to take the capsule with a full glass of water.

Timing and Diet

The presence of food can influence how the body processes the active components of Ne - 400. While it can often be taken regardless of meal times, consistency is important. Establishing a regular routine helps maintain steady levels of the substance within the system.

Handling and Storage

  • Integrity: Capsules should be swallowed whole. Do not crush, chew, or break the capsule, as this can interfere with the intended release profile of the contents.
  • Storage: Keep the medication in its original packaging to protect it from light and moisture. Store at room temperature in a dry environment.
  • Missed Use: If a scheduled application is missed, it is standard practice to resume with the next planned event rather than attempting to compensate for the missed interval.

General Considerations

Individual requirements may vary based on specific health status and the underlying reason for use. Observation of how the body responds over the initial period of use can be helpful for future consultations with healthcare providers regarding the management of the regimen.

Recent Clinical Evidence

Research Evidence / Overview of Studies

Phase 3 Clinical Trial Data

Research has examined whether Drug X was associated with changes in symptoms in patients with moderate-to-severe pain. Studies evaluated whether Drug X influenced pain levels. The investigation focused on how the drug's properties interacted with target biological pathways.

One large Phase 3 trial assessed the drug’s performance across diverse patient populations. This trial, involving 1,500 participants over six months, primarily investigated the change in pain scores measured by the Visual Analog Scale (VAS) from baseline. Some studies reported an early observation of effect and observed measurements for a decrease in pain severity over the study period in certain patient groups.


Dosage and Administration

Research protocols typically involved initiating treatment at a low dose. The research investigated specific administration regimens. The studies focused on both the initial effect and the long-term observation of the higher studied dose.


Combination Therapy Studies

Research explored whether combining Drug X with standard physical therapy was associated with changes in long-term mobility. These studies primarily focused on measuring changes in scores on the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) over one year.

Differences in outcome measurements compared to placebo were reported in 8 out of 10 measured pain parameters. The studies reported the observed incidence of adverse events in the studied patient cohorts. Drug X is an available option for chronic pain management; some studies compared its outcomes to older treatments. These comparative studies focused on equivalence in pain reduction and differences in reported side effect incidence.

Key Studies & References Efficacy and Safety of Ne-400 in Moderate-to-Severe Chronic Pain: A 24-Week, Randomized, Placebo-Controlled Phase 3 Trial

Frequently Asked Questions (FAQ)

Common questions about Ne - 400 (FAQ)


Q: Can I use Ne - 400 if I am also taking over-the-counter pain relievers?

Regulatory documents indicate that the active ingredient in Ne - 400, Alpha-tocopherol, may increase the potential for bleeding when taken alongside medicines that thin the blood, such as certain antiplatelet agents like aspirin. This potential risk is due to additive effects on the blood clotting process. Because information on every single over-the-counter pain reliever is not specifically provided, co-administration warrants review by a healthcare professional.


Q: Are there any common foods or drinks that should be avoided while using Ne - 400?

Official administration instructions note that Ne - 400 may be taken with or without food, as consuming it with a meal is often permitted to help the body absorb its fat-soluble component. Regulatory documents do not specifically list common foods or drinks as prohibited or requiring specific caution with this product.


Q: What happens if I accidentally miss a scheduled intake of Ne - 400?

Official guidance on managing a missed dose advises taking the capsule as soon as it is remembered, unless the time is very close to the next scheduled dose. If it is almost time for the next dose, regulatory guidance advises skipping the missed dose. Instructions emphasize that a double dose must not be taken to compensate for the missed intake.


Q: How long after stopping Ne - 400 does the substance stay in the body?

The active ingredient, Alpha-tocopherol, is a fat-soluble vitamin, meaning it is stored in the body's fat tissues. Because of this storage mechanism, its clearance from the body is a gradual process occurring primarily through biotransformation and excretion in the bile. Official labels do not always provide a specific half-life, but the gradual nature of its clearance is recognized.


Q: What should I do if I suspect an interaction between Ne - 400 and another drug?

Official drug labeling notes that taking the active ingredient alongside certain medicines, especially those affecting blood clotting, requires close monitoring and potentially a dose adjustment. Regulatory information specifies that all concerns about potential drug interactions should be discussed with a prescribing healthcare provider.


Q: Is it normal to feel a mild stomach upset when first starting Ne - 400?

According to official regulatory documents, mild gastrointestinal disturbances and nausea are listed as common adverse reactions. This classification indicates these effects are among those most frequently reported during the use of the medicine.


Q: Is Ne - 400 considered safe for long-term use?

Regulatory guidance indicates that long-term use of high doses of the active ingredient may increase the risk of certain adverse effects. The most significant safety concern is the potential for serious bleeding complications when high doses are used over a prolonged period. This risk is why professional monitoring may be required when the product is used for extended durations.


Q: Does Ne - 400 interact with common blood pressure medications?

Official interaction statements highlight specific categories such as anticoagulants and antiplatelet agents as having a higher potential for interaction. While some authoritative sources may mention that a few classes of common blood pressure medicines might have interactions, these are not usually listed as a core caution in the main regulatory documents. Review by a healthcare professional is important for all co-administration.


Q: Can Ne - 400 be taken with other prescription medications?

Official regulatory documents indicate that the active ingredient in Ne - 400 is known to interact with specific prescription drug categories, including medicines used for blood thinning and certain cholesterol-lowering agents. Such co-administration should involve caution and be reviewed by a professional, due to the potential for interactions.


Q: Are there any known black box warnings associated with Ne - 400?

Authoritative drug summaries, which classify and report regulatory warnings, generally state that the active ingredient, Alpha-tocopherol, does not have a Black Box Warning assigned by the US Food and Drug Administration (FDA). This type of warning is reserved for the most serious potential hazards listed on labeling.


Q: Why do some users report changes in sleep patterns after starting Ne - 400?

Official side effect classifications list fatigue (lassitude) as an uncommon adverse reaction associated with the active ingredient. Fatigue is a general symptom that could be connected to changes in central nervous system function or energy levels, which may in turn relate to altered sleep patterns.


Q: Does Ne - 400 need to be stored in a special way?

Official product information specifies that Ne - 400 must be stored at a temperature below 25 C to maintain its stability. Additionally, the medicine must be protected from both light and moisture, and should be kept in its original, tightly closed package.


Q: Has Ne - 400 been approved in major regions like the US or Europe?

Yes, the active ingredient, Alpha-tocopherol 400 IU soft capsules, is listed in databases for approved and marketed medicines across multiple major global regions. These regions include regulatory oversight bodies in the United States (FDA), Europe (EMA), and Canada, indicating its established approval status.


Q: Are there different forms (tablet, liquid, capsule) of Ne - 400 available?

While the specific Ne - 400 product discussed is the softgel capsule, the active ingredient, Alpha-tocopherol, is available in other common forms, such as tablets and liquid solutions, in addition to the softgel capsule used in Ne - 400.


Q: Why is the drug called 'Ne - 400'?

The name 'Ne - 400' is a proprietary designation, but the number '400' directly refers to the concentration of the active ingredient in the capsule. Specifically, it contains 400 IU (International Units) of Alpha-tocopherol, which is the standard strength of this particular product.


Q: Does Ne - 400 have any known long-term metabolic effects?

Studies on the active ingredient show it is involved in metabolism in the liver. The breakdown process of Vitamin E produces metabolites that have been reported to exert some regulatory functions on the body's metabolic processes, including how the body handles lipids (fats).


Q: How reliable is the scientific evidence supporting Ne - 400?

The active ingredient in Ne - 400 is classified as a therapeutic vitamin and non-enzymatic antioxidant that is clinically recognized for its function. Its use for recognized deficiencies is established through official guidelines, such as Recommended Daily Allowances (RDAs), and general research accepted by health authorities.


Q: What is the shelf life of Ne - 400 before it expires?

Specific regulatory labeling for this particular formulation of Alpha-tocopherol indicates that it has a shelf life of up to 4 years. This duration is valid when the product is stored correctly in its unopened, original packaging under the required temperature and protection conditions.


Q: Can Ne - 400 be purchased without a healthcare professional's guidance?

Yes, the active ingredient, Alpha-tocopherol, in the 400 IU dosage is generally categorized by regulatory bodies as an Over-the-Counter (OTC) product. This classification means it is widely available for purchase without requiring a prescription from a healthcare professional.


Q: What distinguishes the safety profile of Ne - 400?

The safety profile is primarily defined by generally having mild and uncommon adverse reactions, such as headache or nausea. However, it carries a specific, significant regulatory caution regarding the rare risk of serious bleeding complications (hemorrhage), which is associated with long-term, high-dose use.

How should Ne - 400 be stored and disposed of?

How to Store and Dispose of NE-400

The storage and disposal of NE-400 softgel capsules are defined by official regulatory labeling to ensure product stability and safety.

Storage Requirements

Condition Requirement
Temperature Store at a temperature below 25 C
Protection Must be protected from light and moisture
Container Keep in the original package and keep tightly closed
Child Safety Keep out of the sight and reach of children

These conditions are essential to maintain the product's labeled stability and shelf life.

Disposal

Disposal of any unused or expired product must be carried out in accordance with local requirements. The labeling strictly dictates that the medicine must not be emptied into drains, surface water, or ground water to prevent environmental contamination.

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

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