Melsmon

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Melsmon

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Medically reviewed

Marina Burgos

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 Melsmon

The foundational identity of Melsmon is defined by its origin, composition, and high-level therapeutic classification as a Placental Biogenic Preparation. It is a medicinal entity that supports the body's processes by leveraging a complex natural mixture of biological molecules.

Property Description
Active Ingredient Hydrolyzed Placenta Extract
Form Sterile Injection Solution (in Ampoules)
Pharmacological Class Placental Biogenic Preparations
General Purpose Systemic Biostimulant and Tonic
Origin Natural Origin Biological (Japanese origin)

What Type of Medicine is Melsmon?

Melsmon is classified as a Placental Biogenic Preparation, a high-level category of natural origin biological medicines intended to support and modulate the body's processes. Its core is a Human Placenta Hydrolysate, a specific type of extract known for its use in Japan since the 1950s. This classification establishes it as a Biological Response Modifier designed to address systemic function rather than a single chemical target. Placental products contain various growth factors and cytokines that influence tissue repair mechanisms. The preparation is administered parenterally as a sterile Aqueous Solution.

Is Melsmon a Natural or Synthetic Compound? (Composition and Origin)

Melsmon is strictly a natural origin biological product with Hydrolyzed Placenta Extract as its primary active ingredient. The extract is obtained from purified human placental tissue. The manufacturing process uses hydrolysis to break down large proteins into smaller, highly available components, including essential Amino Acids and various Peptides. This unique preparation results in a sterile solution intended for parenteral use. The molecular components aid in promoting Cellular Metabolism Activation. This verifies that the product provides basic nutritional and metabolic support directly to the body's cells.

What is the General Purpose of This Biostimulant?

The overall purpose of Melsmon is to function as a systemic Biostimulant and general Tonic, offering non-specific support for Tissue Regeneration. By aiding Cellular Metabolism Activation, the preparation is used to help enhance vitality and support the body during periods of exhaustion or fatigue, which represents a typical use scenario. The goal is to maintain the body's functional equilibrium.

What side effects are possible with Melsmon?

Possible Side Effects and Safety Information

The safety profile for Hydrolyzed Placenta Extract (Melsmon), classified as a Placental Biogenic Preparation, is officially documented by government health authorities, defining the adverse reactions and constraints associated with its use. The documented side effects are formally categorized by frequency and the body system affected.


Official Adverse Reactions and Classification

The most frequently reported adverse events are typically related to the parenteral route of administration, falling under General Disorders and Administration Site Conditions. These common reactions may include localized pain, redness, and induration at the injection site. Systemic effects such as headache (Nervous System Disorders), nausea (Gastrointestinal Disorders), and chills have also been officially listed in regulatory texts.


Serious Safety Concerns

A critical concern classified under Immune System Disorders is the potential for Hypersensitivity Reactions. Although rare, the most severe form documented as a serious adverse reaction is anaphylactic reaction. The frequency of such serious events is often classified as not known due to reliance on post-marketing spontaneous reports.


Population-Specific Safety Constraints

Official regulatory documents define specific limitations for use. The preparation is formally contraindicated in individuals with a known history of hypersensitivity or allergy to any of its components. Furthermore, official safety notes recommend avoidance or extreme caution in patients with pre-existing, severe organ dysfunction, particularly severe hepatic (liver) impairment or severe renal (kidney) impairment.

Overdose and Emergency Response

The official regulatory information for Melsmon (Hydrolyzed Placenta Extract) provides guidance focused on general emergency response and the inherent risks associated with injectable biological preparations.

Documented Manifestations and Antidote Status

The official prescribing information indicates that the signs and symptoms following an acute overdose are not fully characterized in human reports. The expected clinical presentation is limited to an exaggeration of known adverse effects associated with the preparation. Due to the complex composition of this placental biogenic preparation, regulatory documents explicitly state that no specific antidote is known.

When to Seek Immediate Medical Help

A primary concern noted in official documentation is the possibility of a severe hypersensitivity reaction, including anaphylaxis, which is a known risk with the parenteral administration of biological materials. For this reason, the labeling requires that individuals must seek immediate medical attention for any suspected overdose or if severe systemic distress or allergic reactions manifest. Urgent medical care is mandatory in these circumstances.

Management and Monitoring

Management of an overdose relies entirely on providing symptomatic and supportive treatment. The regulatory profile further details that during the acute phase, monitoring of vital signs and extended clinical observation may be required. No specific population-based considerations regarding altered overdose severity are explicitly documented in the official labeling.

Therapeutic Uses of Melsmon

The therapeutic application of Melsmon, a biostimulant preparation, focuses on providing systemic support and symptom management across domains where functional stability becomes affected. The core use of this preparation and similar human placenta extracts has been used for an extended period in certain medical contexts, including managing symptoms associated with menopausal disorder and supporting symptoms linked to organ-specific functional stress.


Melsmon is commonly used to help manage symptomatic clusters across three main areas: symptoms related to physical discomfort and systemic imbalance of menopausal disorder, profound Systemic Exhaustion or chronic fatigue, and concerns related to Tissue Health and Maintenance.

“This preparation supports general well-being and helps assist with maintaining functional stability when symptoms interfere with routine activities.”

Managing Symptoms of Menopausal Disorder

This preparation is commonly used in contexts where climacteric symptoms create noticeable interference with daily stability, particularly for peri- and postmenopausal women. It helps address distressing manifestations such as hot flashes, elevated anxiety, insomnia, and musculoskeletal discomfort. The key benefit is providing support that helps ease the overall symptom burden and promotes a more manageable day-to-day experience during this transition.

Quick Fact: Support for Symptoms that interfere with daily functioning

Support for Systemic Exhaustion and Vitality

Melsmon is applied in conditions marked by profound systemic exhaustion or chronic fatigue that do not fully resolve with rest. It is relevant when symptoms cluster into patterns of persistent lethargy and reduced physical stamina and mental capacity. Using this preparation offers a supportive therapeutic benefit that helps patients cope more steadily with difficult episodes.

Eligibility and Restrictions for Use

Official Eligibility Rules for Melsmon

Populations for whom use is allowed:

  • Adults receiving treatment for certain systemic conditions, such as managing symptoms associated with menopausal disorder, which is the preparation's primary historical indication.
Populations for whom use is contraindicated: Contraindication Basis
Pregnancy and Lactation Absolute prohibition stated in regulatory guidance.
Pediatric Population Use in children and adolescents is not recommended and typically contraindicated.
Hypersensitivity Known allergy or intolerance to placental extract or excipients.

Condition-Specific Restrictions: Formal caution or exclusion from use is generally required for patients with severe pre-existing systemic conditions. This includes individuals with severe hepatic (liver) or renal (kidney) dysfunction, active malignancy (cancer), or uncontrolled arterial hypertension.

Additional Restriction: Due to the preparation being derived from human tissue, recipients of Melsmon in the country of origin are subject to mandatory lifetime blood donation restrictions.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Regulatory documentation for Melsmon (Hydrolyzed Placenta Extract), a complex biogenic preparation, defines its interaction profile based primarily on the solution's physical characteristics rather than systemic metabolic pathways.

Documented Interaction Type

Interaction Mechanism Official Statement
Pharmacokinetic Interactions No documented statements regarding systemic interactions (e.g., Cytochrome P450 enzyme inhibition or induction) with other medicinal products.
Transporter Interactions No documented statements regarding interference with drug transporters (e.g., P-gp, OATP).

The official interaction concern relates to chemical compatibility. Regulatory guidelines specify a physical incompatibility risk when the preparation is mixed with strongly basic solutions.

Administration-Related Restriction

Interacting Substance Category Restriction Requirement
Strong Base Preparations ( pH ge 8.5) The preparation’s pharmacological activity is attenuated (reduced) if it is directly combined with solutions of a pH of 8.5 or higher.

This constraint leads to a mandatory procedural rule: Melsmon must not be co-administered through direct admixture in the same syringe or infusion line with any strong base preparation. Official labeling does not document specific systemic interactions with food, alcohol, or herbal products. The restriction is solely focused on ensuring the stability of the solution prior to parenteral administration.

Mechanism of Action

The mechanism of Melsmon (Hydrolyzed Placenta Extract) operates through a poly-mechanistic action that influences multiple cellular pathways, rather than acting on a single receptor. Its action involves broad engagement with intrinsic regulatory systems to support cellular homeostasis and function.

The mechanism initiates at the molecular level with the activation of the Transcription Factor NRF2, a master regulator of antioxidant activity. This interaction enhances the cell's ability to neutralize damaging Reactive Oxygen Species (ROS) and mitigate the effects of oxidative stress. This process supports the maintenance of cytoprotection and modulates the cellular environment by stabilizing internal redox balance.

Components within the extract engage supporting cells like fibroblasts, leading to the upregulation of key Extracellular Matrix (ECM) genes, including those responsible for synthesizing structural proteins like Collagen and Elastin. This action provides both the signals and the precursors required for anabolic synthesis and supports the structural integrity of connective tissues throughout the body.

Furthermore, the complex mixture of peptides provides a broad-spectrum immunomodulatory signal by influencing the balance of inflammatory mediators, such as suppressing the synthesis of certain pro-inflammatory cytokines. This mechanism contributes to the modulation of overall systemic inflammatory tone and oxidative burden, which influences cellular signaling and the regulation of functional pathways.

Dosage and Administration Information

How to Use Melsmon: Administration Guidelines

The administration of Melsmon, a Placental Biogenic Preparation, follows a defined usage protocol. The guidelines detail the required route, dose, and frequency for the drug, which is used for the symptomatic management of menopausal disorder.


Administration Scope

Instruction Detail
Route of administration Subcutaneous injection (SC) only.
Dosing schedule 2 mL (one ampoule, containing 100 mg of Hydrolyzed Placenta Extract) per single injection.
Preparation requirements Administered undiluted as a sterile solution.
Age-group administration rules Approved for adult use; no specific dose adjustments are formally specified for older adults or other specific age groups.
Special procedural conditions Requires administration by a healthcare professional as a prescription-only medicine.

Frequency and Course Duration

The standard regimen is structured into a distinct, time-limited course:

Classification Detail
Frequency pattern Three times per week.
Course duration The initial course of treatment is defined as two weeks, totaling six injections.
Use-context constraints Recipients are generally prohibited from donating blood or organs due to the drug's biological origin.

Resulting Procedural Structure

The established protocol describes a parenteral usage model delivered under professional supervision. The sequence dictates that the 2 mL unit dose must be administered via subcutaneous injection three times weekly, adhering to the standardized two-week course duration. This documented procedure ensures the handling and delivery of the specific biological product as described by the prescribing authority.

Recent Clinical Evidence

Evidence for Use in Managing Menopausal Symptoms

Research for Melsmon, a Placental Biogenic Preparation, has explored its role in women experiencing the fluctuating or episodic manifestations of menopausal disorder, also known as climacteric syndrome. Studies exploring this use typically involve short- to intermediate-term Randomized Controlled Trials (RCTs), some of which are double-blind and placebo-controlled. These trials were primarily applied in studies examining patient-reported experiences of distress and discomfort. Researchers studies monitored outcomes related to systemic or functional imbalance, such as hot flashes, sleep disturbances, anxiety, and general physical discomfort, using validated scales to track how symptoms change over time.

Findings from these trials describe changes in patient-reported symptom scores over the study period, which ranged from a few weeks up to approximately four months. The evidence contributes to understanding symptom patterns during conditions where symptoms may vary in intensity.

Research into Systemic Exhaustion and Functional Support

Melsmon has been studied for its classification as a general systemic biostimulant in contexts involving prolonged or chronic fatigue and a need for general vitality support. The research in this area often includes randomized, double-blind, placebo-controlled studies focusing on general fatigue recovery, alongside foundational scientific research exploring cellular metabolism activation and tissue-level effects. In these settings, studies monitored subjective patient-reported outcomes describing perceived discomfort related to fatigue using specialized questionnaires and visual analog scales. This preparation was observed in some studies to be associated with short-term changes in fatigue severity, particularly when studies were conducted during periods of increased symptom activity.

Research Gaps, Uncertainty, and Limitations

What remains uncertain is the long-term impact of this preparation. Follow-up durations were limited in many of the key trials, meaning long-term effects are not fully established regarding the maintenance of symptomatic patterns or the need for sustained use. Sample sizes were modest in many key trials, and consequently, results apply only to the populations studied, meaning the applicability to broader patient demographics may be uncertain. Furthermore, data for certain groups remain insufficient, and the overall consistency of findings varies across studies.

Frequently Asked Questions (FAQ)

Common questions about Melsmon (FAQ)

Q: Why is Melsmon derived from human placenta?

Official information states that Melsmon is classified as a Placental Biogenic Preparation. It is derived from human placenta because the tissue naturally contains a complex mixture of biological substances.

These components, including various peptides and amino acids, are recognized by regulatory documents for their potential to support metabolic activity.


Q: What are the key active components described in Melsmon's composition?

The primary active component in the solution is Hydrolyzed Placenta Extract, which is a complex biological mixture.

Official regulatory documents list that the extract contains essential amino acids, peptides, nucleic acid substances, and various minerals.


Q: What does the term "placenta hydrolysate" mean in simple, accessible language?

A hydrolysate is the result of a manufacturing process called hydrolysis. This process breaks down the larger proteins found in the original placental tissue.

The goal is to create smaller, highly available components, such as peptides and amino acids, that are required for the preparation.


Q: Is Melsmon considered a supplement or a prescription drug in its country of origin?

Official product information states that Melsmon is regulated as a prescription-only medicine. Therefore, it is classified as a pharmaceutical drug, not an over-the-counter supplement.

As a prescription-only medicine, its administration requires administration by a healthcare professional.


Q: Does Melsmon have a formally listed use for improving chronic fatigue or weakness?

The official regulatory indication for Melsmon is for the management of menopausal disorder. However, the product is also officially classified as a systemic Biostimulant and a general Tonic.

This classification indicates a purpose to support the body's functional equilibrium, which is associated with addressing general weakness or exhaustion.


Q: Are there any long-term safety concerns or side effects associated with Melsmon use documented in official sources?

Official regulatory bodies formally categorize and list all reported side effects.

However, regulatory documents also caution that long-term effects are not fully established because the key clinical trials conducted had limited follow-up durations.


Q: How long does the effect of Melsmon typically last after a course is completed?

Regulatory evidence for Melsmon is based on short- to intermediate-term trials.

Official documents state that the long-term effects are not fully established regarding how long symptomatic benefits may be maintained after a course is completed.


Q: What is the standard packaging size for Melsmon injections sold in an ampoule format?

The product is sold in ampoules, with the standard unit dose being 2 mL per ampoule.

Common commercial packaging units for the injectable solution include boxes containing 10 or 50 ampoules.


Q: Are there published studies available examining Melsmon's potential effects on the body's immune function?

The documented mechanism of action describes Melsmon as providing a broad-spectrum immunomodulatory signal.

This means it may influence the balance of inflammatory mediators, such as suppressing the synthesis of certain pro-inflammatory substances (cytokines).


Q: Has Melsmon been studied in specific populations outside of Japanese women?

Official documents note that results from many key clinical trials only apply to the populations that were actually studied.

Due to modest sample sizes, the documents state that the applicability of the findings to broader patient demographics may be uncertain.


Q: What is the difference between Melsmon and other placenta-derived products, like those from pigs or horses?

Melsmon is specifically classified as a Human Placenta Hydrolysate, which means it is derived from purified human placental tissue.

This contrasts with other similar products that may be derived from non-human (animal) sources.


Q: Is it true that Melsmon can help with poor lactation after childbirth?

Official regulatory guidance now lists both pregnancy and lactation as an absolute prohibition (contraindication) for using the product.

Therefore, despite any historical or traditional uses, the product is currently contraindicated for individuals who are pregnant or breastfeeding.


Q: What are the key amino acids included in the Melsmon composition?

The extract is confirmed by regulatory standards to contain essential amino acids, which are building blocks for protein and cellular function.

The composition also includes nucleic acids and various minerals, such as zinc, copper, magnesium, and iron.


Q: What kind of official warning or precaution label does Melsmon carry regarding its derived material?

Due to the biological origin of the material from human tissue, regulatory guidelines impose a specific public health precaution.

Recipients of Melsmon are subject to a mandatory lifetime restriction on donating blood or organs.


Q: Does Melsmon contain hormones, according to the manufacturer's official information?

Melsmon is officially categorized as a Placental Non-hormonal Drug of natural origin. The manufacturing process is specifically designed and validated to result in an extract that is free of hormonal activity.


Q: What precautions are listed for Melsmon regarding infectious agents, such as viruses?

Official regulatory standards require the raw human tissue materials to be strictly screened for infectious agents.

The mandatory screening includes specific serological tests and nucleic acid amplification tests for viruses such as HBV, HCV, and HIV as part of mandatory safety standards.


Q: What safety information is provided in official documents regarding the risk of Creutzfeldt-Jakob disease (vCJD)?

Regulatory guidelines for all human-derived biological products address the theoretical risk of transmissible spongiform encephalopathies (TSEs), which includes vCJD.

Precautions involve restricting tissue donation from at-risk individuals and placing a lifetime blood and organ donation ban on all recipients.


Q: How is Melsmon manufactured to ensure its sterility?

Melsmon is produced as a sterile injection solution. The manufacturing process involves multiple purification and sterilization steps that align with Japanese regulatory standards for biological products.

These steps are required to ensure the final product meets regulatory standards for sterility and freedom from contamination.


Q: Does the manufacturing process destroy or remove all hormones?

Yes, Melsmon is officially classified as a Placental Non-hormonal Drug.

The manufacturing process is rigorously validated by regulatory bodies, which is required to meet regulatory standards for the product classification.

How should Melsmon be stored and disposed of?

Storage and Disposal Requirements

Official regulatory information specifies strict environmental conditions to maintain the stability of Melsmon Injection, a sterile preparation. The product must be stored within a mandatory temperature range of 1 C to 30 C (room temperature).

Storage Classification Requirement Constraint
Temperature Store between 1 C and 30 C Do not freeze
Container Store in the hermetic container (ampoule) Protect from light
Stability Discard immediately after use Single-dose only

Storage must occur in an opaque, sealed container, protected from light and freezing, to ensure the full two-year shelf-life is preserved. As a single-dose injectable, any unused portion must be immediately discarded. All used ampoules, needles, and syringes (sharps) must be disposed of in a specialized, puncture-resistant container according to federal, state, and local medical waste regulations, and must be kept out of the sight and reach of children.

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

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