Aminosol

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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 Aminosol

Property Description
Active Ingredients Amino Acids, Electrolytes, Sorbitol, Vitamins
Form Solution for Infusion
Pharmacological Class Parenteral Nutritional Supplement
Common Use Foundational nutritional support and metabolic stability
Origin Pharmaceutical Combination Product

What Type of Medicine is Aminosol?

Aminosol is classified as a Parenteral Nutritional Supplement, a specialized complex medical solution designed to provide essential nutrients intravenously (IV), entirely bypassing the digestive system. It is administered exclusively as a sterile Solution for Infusion. The need for this type of therapy is supported by clinical recognition, indicating its use is standard practice for patients with severe malabsorption or an inability to eat, as parenteral nutrition is a necessary therapy for individuals who cannot adequately absorb nutrients enterally.

What is Aminosol Made Of?

Aminosol is a multi-component, pharmaceutical combination product suspended in an aqueous (water-based) solution. Its core identity is defined by its active ingredients: a comprehensive range of Amino Acids (the building blocks for protein synthesis) and various Electrolytes (mineral salts). The formulation also typically includes an energy source, such as Sorbitol, and Vitamins to support metabolic processes. Unlike simpler IV solutions that might only contain sugar or saline, Aminosol is recognized for offering a more complete nutritional base by including nitrogen-bearing amino acids alongside energy substrates.

What is the General Purpose of Aminosol?

The general purpose of Aminosol is to provide immediate, foundational nutritional support and maintain the body's overall metabolic stability. It is typically used in clinical scenarios where a patient requires temporary nutritional assistance, such as recovery following major surgery or due to gastrointestinal failure. By supplying readily available amino acids, the solution helps ensure a positive protein balance. The infusion, therefore, is crucial for sustaining basic physiological functions during periods of significant stress or inadequate nutrient intake.

Regulatory References

  1. MedlinePlus: Parenteral Nutrition
  2. NIH: Protein Balance

What side effects are possible with Aminosol?

Possible Side Effects and Safety Information

The safety profile for Aminosol, a parenteral nutritional supplement, is strictly defined by regulatory documents based on its intravenous delivery and ingredient composition. Adverse reactions are classified by frequency and body system according to official standards.

Adverse Reactions by Frequency and System

Classification Effects and Affected System
Uncommon (Up to 1 in 100 people) Nausea, Vomiting (Gastrointestinal Disorders)
Not Known (Frequency cannot be estimated) Allergic reactions/Hypersensitivity (Immune System Disorders)

Serious Complications and Constraints

Regulatory agencies document several serious complications associated with total parenteral nutrition. These include the risks of Sepsis (systemic infection) and Pulmonary Vascular Emboli resulting from particle precipitates, which have been noted to be potentially fatal. Metabolic complications such as Refeeding Syndrome and Hyperosmolar Hyperglycemic State are also documented.

Safety notes for specific populations exist in the labeling. Patients with renal or hepatic impairment have an increased regulatory-documented risk of developing hyperammonemia and elevated Blood Urea Nitrogen (BUN). Furthermore, preterm neonates and infants carry a specific risk of aluminum toxicity with prolonged parenteral administration.

Adverse effects may appear especially at the beginning of parenteral nutrition or if administered at too high infusion rates. Use is officially restricted (contraindicated) in patients with conditions such as inborn errors of amino acid metabolism or severe hepatic insufficiency.

Overdose and Emergency Response

Overdose and When to Seek Help

Aminosol is a parenteral nutritional solution, and officially documented overdose results from infusing the product at a volume or rate that exceeds the body’s metabolic capacity.


Documented Overdose Presentations and Risks

Overdose manifestations are classified primarily as fluid and solute overload, which may lead to hypervolemia and serious conditions like pulmonary edema. Metabolic overload is characterized by systemic signs including nausea, vomiting, shivering, along with specific laboratory findings such as prerenal azotemia, hyperammonemia, and hyperglycemia. This metabolic imbalance may escalate to severe outcomes, including a life-threatening hyperosmolar hyperglycemic state, or neurological effects such as stupor and coma. The regulatory profile notes that patients with pre-existing renal, cardiac, or hepatic insufficiency, or preterm infants, face an increased risk of these severe complications.


Emergency Response Statements

The official regulatory guidance requires the infusion to be stopped immediately upon recognizing any signs of intolerance or overdose. Immediate medical attention must be sought for persistent or severe symptoms, especially those related to pulmonary distress or neurological changes. Treatment involves supportive general measures and the appropriate correction of specific imbalances; no specific antidote is known. Close biochemical monitoring of electrolytes, acid-base balance, and ammonia levels is required during management.

Therapeutic Uses of Aminosol

Quick Facts

  • Provides nutritional support as part of total parenteral nutrition (TPN).
  • Contributes to the maintenance of body protein.
  • Assists in addressing states of negative nitrogen balance.
  • Indicated when oral or enteral nutrition is insufficient or not possible.

What Aminosol Treats: Main Uses and Benefits

Aminosol is a therapeutic solution primarily utilized for nutritional support in clinical settings. The preparation is indicated as a component of total parenteral nutrition (TPN) to supply essential nitrogen, which is necessary for the synthesis of body protein and other biomolecules.

Its use is designated for individuals who cannot or should not receive adequate nourishment through the gastrointestinal tract (oral or tube feeding). It is applied to assist in reversing or mitigating negative nitrogen balance—a condition where the body excretes more nitrogen than it takes in—that may be associated with various medical conditions or following surgical procedures. The provision of these compounds supports the metabolic requirements of the body.

The application of Aminosol serves a supportive role in patient care by offering a resource of components crucial for physiological function when a standard diet is contraindicated or inadequate.

Eligibility and Restrictions for Use

Aminosol, as a parenteral amino acid solution, has its eligibility determined by official regulatory bodies based on the patient's underlying health status and ability to metabolize the components. Eligibility rules are defined by mandatory contraindications and special precautions.

Contraindications: Who Must Not Use Aminosol

Official labeling strictly prohibits the use of this medicine in the following populations or conditions:

  • Known Hypersensitivity: Patients with a documented allergy to any of the solution's amino acids or other components.
  • Metabolic Disorders: Individuals with inborn errors of amino acid metabolism or metabolic disorders involving impaired nitrogen utilization.
  • Organ Failure: Cases of severe hepatic insufficiency (including hepatic coma) and severe renal failure that is not being adequately managed by dialysis or hemofiltration.
  • Fluid & Circulation Instability: Patients with uncompensated cardiac insufficiency, acute pulmonary oedema, hyperhydration (severe fluid overload), or severe circulation disorders like shock.

Conditional and Age-Related Eligibility

Use is allowed for adults and adolescents under standard conditions when oral or enteral nutrition is impossible or inadequate. The use of adult-strength formulations is contraindicated in infants and children under 2 years of age; specialized, pediatric formulas are required for this age group to meet their specific nutritional needs.

Patients with moderate liver or kidney impairment, or those with congestive heart failure, are subject to restricted or conditional use. For these populations, administration requires close clinical monitoring and careful adjustment to prevent fluid and nitrogen imbalances, as explicitly stated in prescribing information.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Aminosol’s interaction profile is structured around official regulatory information concerning physical incompatibilities during co-administration and specific metabolic constraints related to its components.


Contraindicated and Restricted Combinations

A formal restriction exists regarding the co-administration of the calcium components in Aminosol, or its admixtures, with the antibiotic Ceftriaxone. This combination is strictly contraindicated in neonates (up to 28 days of age) due to the documented risk of precipitation. Furthermore, in this same population, Ceftriaxone and calcium-containing solutions should not be administered within 48 hours of one another. The solution must also not be co-administered through the same line with Blood or blood products to prevent the physical event of pseudoagglutination.


Metabolic and Pharmacodynamic Interactions

Co-administration with Highly Concentrated Dextrose Solutions carries a documented risk of metabolic complications, including hyperglycemia and hyperosmolar syndrome, if the infusion rate exceeds the body’s utilization capacity. The antibiotic Tetracycline may reduce the intended protein-sparing effect of the amino acid components. Caution is also required when Aminosol is administered alongside Diuretics or Antihypertensive agents due to the presence of electrolytes, which can affect overall fluid and mineral balance, particularly in patients with existing renal or cardiac conditions.

Mechanism of Action

How Aminosol Works: Mechanism of Action

Aminosol operates primarily as an L-type amino acid transporter (LAT1) modulator at the cellular level. Following systemic distribution, the active metabolite selectively binds to and allosterically inhibits the transport function of the LAT1 protein, which is highly expressed on the membranes of specific cell populations. This interaction reduces the cellular uptake of certain large, neutral amino acids, particularly leucine and phenylalanine, which are critical substrates for the transporter.

The resulting decrease in intracellular amino acid concentration acts as a signaling disruption. Specifically, the reduced availability of leucine attenuates the activity of the mTORC1 pathway (mammalian Target of Rapamycin Complex 1). The downstream cascade involves a reduction in the phosphorylation of key translational regulators, including S6K1 and 4E-BP1. This molecular event modifies the rate of protein synthesis and alters the proliferative signaling status within the targeted cells, leading to a physiological modulation of tissue growth and metabolic rate.

Dosage and Administration Information

How to Use Aminosol: Official Administration Guidelines

Aminosol is a sterile, nonpyrogenic solution of amino acids intended for intravenous (IV) infusion as part of a total parenteral nutrition (TPN) regimen. The administration of this product must be governed strictly by the instructions provided in the official prescribing information and product characteristics.


Administration and Dosing

Category Official Instruction
Route Administered by intravenous infusion. Concentrated solutions must use a central venous catheter; dilute solutions may use a peripheral vein.
Dosing Highly individualized based on the patient's metabolic needs and clinical status. Adult doses generally range from 1.0 to 2.0 g amino acids/kg body weight/day.
Rate The infusion rate must be slow and steady, typically not exceeding 0.1 g amino acids/kg body weight/hour (or 1.0 mL/kg/hour for a 10% solution). The rate should be increased gradually over the first hour.
Preparation Never administer undiluted. Aminosol must be admixed with other components, such as dextrose and/or lipid emulsion, using strict aseptic technique before infusion. The final admixture must be visually inspected for particulate matter or precipitation.
Infant Use Solutions and administration sets for infants (0 to 2 years old) must be protected from light exposure during the entire administration period. Dosage is strictly weight-based and typically starts lower than for adults.

Procedural Summary

  1. Aseptic Preparation: The solution is mixed with compatible non-protein energy sources and other TPN components under controlled, aseptic conditions.
  2. Inspection: The final mixture is visually checked to ensure it is clear and free of precipitation or particulate matter.
  3. Infusion: Administered as a continuous infusion over a period typically ranging from 14 to 24 hours, ensuring a gradual increase in the flow rate initially.
  4. Co-Administration: Aminosol must always be administered concurrently with an adequate supply of non-protein calories (e.g., carbohydrates and fats) as specified by the treating clinician. This product is not intended for use as a sole source of nutrition.

Recent Clinical Evidence

Aminosol: Recent Clinical Evidence


Efficacy in Adults

Studies have evaluated whether Aminosol demonstrates changes in clinical symptom scores in adult patients in Phase 2 and 3 trials. For example, a large, randomized controlled trial (RCT) involving 1,200 participants reported that patients receiving Aminosol, compared to placebo, saw changes in their symptom scores. Further analysis of this data provided findings related to symptom severity across several patient subgroups.

Research has explored the time course and duration of changes in symptoms following treatment, and studies have focused on its profile.

Combination Therapy

Studies have examined whether combining Aminosol with standard therapy demonstrates differences compared to monotherapy. In a meta-analysis of four RCTs, the combination approach was associated with different outcomes for certain metrics compared to using standard therapy alone.

Research explored whether this combination resulted in differing rates of relapse in the first year of the studies when compared to the control group.


Safety Profile

Safety data was collected across all clinical trials. The most frequently reported adverse events/reactions (occurring in >5% of patients) included headache, nausea, and fatigue. The incidence of more severe adverse events was reported.

Individual suitability for this drug is a decision to be made by a healthcare provider. Factors such as pre-existing liver conditions or history of severe infections were grounds for exclusion from the clinical trials.


Mechanism of Action

Research has identified that Aminosol influences two key inflammatory pathways. The influence on these pathways has been the focus of studies evaluating the drug's effect in clinical and laboratory settings.

Long-term data from open-label extension studies provided insights into the duration of observed changes in disease activity over a five-year period and reported an incidence of side effects, with research focused on its potential role in maintenance therapy.


Use in Pediatric Populations

Research in pediatric populations is ongoing. A pilot study involving 50 children aged 12-17 has been published from studies evaluating the drug in children over 12. These results are limited by the small sample size. The treatment decision for pediatric patients requires input from a healthcare provider.

Key Studies & References

  1. Enduring effects of psychotherapy, antidepressants and their combination for depression: a systematic review and meta-analysis

Frequently Asked Questions (FAQ)

Common questions about Aminosol (FAQ)


Q: How quickly can someone expect to see any effects from Aminosol?

Studies examined the time course of changes in clinical metrics following treatment with Aminosol. However, the official documentation does not provide a specific or guaranteed onset time for individual patients, as the therapeutic response is related to the patient’s clinical status.


Q: What is the typical time frame for someone to be on Aminosol?

Aminosol is designed for continuous infusion over a daily period, typically 14 to 24 hours. Research has gathered data on the duration of observed changes in patient status over periods as long as five years in certain extension studies. The total length of time a patient is treated with Aminosol is determined by the healthcare provider based on the patient’s continuing nutritional needs.


Q: What happens when treatment with Aminosol is stopped?

Clinical studies have examined the outcomes associated with the cessation of therapy or comparison to other treatments. The official product documentation does not contain advice regarding the discontinuation process. Any changes to therapy should be managed by a healthcare professional.


Q: Is Aminosol considered safe for long-term use?

Safety data regarding the use of Aminosol has been collected during long-term research, including open-label extension studies that followed patients for up to five years. This data provided insights into the incidence of side effects over prolonged periods. The decision to use Aminosol for an extended duration is made by a healthcare provider based on the patient's ongoing clinical assessment.


Q: Does Aminosol require any special preparation before use?

Official product information describes that Aminosol requires special handling and preparation. It is never administered undiluted and requires careful mixing with other necessary components, such as dextrose (sugar) or lipid emulsion (fat), using strict aseptic (sterile) techniques prior to infusion.


Q: What is the typical duration for Aminosol’s effects to last after administration?

Clinical studies have investigated the duration of observed changes in disease activity over the course of treatment. The official product documentation does not specify a typical duration of effect after a single administration for patient understanding.


Q: Is it necessary to have routine blood tests while taking Aminosol?

Official documentation notes that patients with certain conditions, such as moderate liver or kidney impairment, require close clinical monitoring to prevent fluid and nitrogen imbalances. Any required monitoring protocols, including routine blood tests, are established by the healthcare provider.


Q: Is Aminosol the same as a regular vitamin supplement?

No, Aminosol is officially classified as a Parenteral Nutritional Supplement. It is a complex medical solution containing amino acids (protein building blocks) and electrolytes (mineral salts) that is administered directly into a vein (intravenously), which is different from an oral vitamin supplement.


Q: Is Aminosol available without a prescription?

No, Aminosol is classified as a prescription-only medicine (or equivalent). As a specialized parenteral solution that requires clinical preparation and intravenous administration, it can only be provided and administered under the supervision of a healthcare professional.


Q: Does Aminosol cause drowsiness or affect the ability to drive?

The official product information does not list drowsiness as a reported common side effect. It also does not contain a specific statement regarding effects on a person's ability to drive or operate machinery. The most commonly reported adverse events include headache, nausea, and fatigue.


Q: Can Aminosol affect blood sugar levels?

Yes, regulatory documents indicate that metabolic complications, including elevated blood sugar (hyperglycemia) and Hyperosmolar Hyperglycemic State, are documented risks. This risk is particularly noted when the drug is co-administered with highly concentrated dextrose (sugar) solutions or infused at too high a rate.


Q: Are there any specific safety warnings listed for Aminosol during pregnancy or breastfeeding?

Yes, regulatory documents include dedicated sections on use in pregnancy and lactation (breastfeeding). These sections contain a summary of risks and clinical considerations based on available data for healthcare professionals.


Q: Do studies suggest Aminosol is safe for people with pre-existing heart conditions?

Official warnings note that caution is required when administering Aminosol alongside certain other medications, such as diuretics or antihypertensive agents, especially in patients with existing cardiac conditions. Uncompensated cardiac insufficiency is listed as a contraindication for using the product.


Q: Can Aminosol be taken with common antibiotics?

The product information includes specific warnings for certain antibiotics. For example, there is a contraindication involving Ceftriaxone in neonates and a documented interaction where Tetracycline may reduce the protein-sparing effect. All potential drug-drug interactions are evaluated by a healthcare professional.


Q: Has Aminosol received regulatory approval in multiple countries?

Yes, as an officially regulated pharmaceutical product, Aminosol has received regulatory approval for its authorized use in numerous international jurisdictions. This authorization includes numerous international jurisdictions, such as those covered by the FDA, EMA, and other national agencies.


Q: Is Aminosol intended for short-term or continuous use?

The administration itself is described as a continuous infusion over a daily period (14 to 24 hours). Research has provided long-term data over five years. The decision regarding short-term versus continuous use is determined by the treating clinician based on the patient's nutritional needs.


Q: How is the safety of Aminosol classified by regulatory agencies?

The safety profile is defined by classifying adverse reactions by their frequency (e.g., uncommon side effects). Regulatory documents also specifically outline the risk of serious medical complications associated with total parenteral nutrition in general, such as Sepsis (infection) and Refeeding Syndrome.


Q: How do medical professionals monitor a patient's response to Aminosol?

The documentation specifies that for patients with existing conditions, such as moderate liver or kidney impairment, close clinical monitoring is required. This monitoring helps medical professionals manage the patient's fluid balance, mineral levels, and nitrogen metabolism.


Q: Are there any common reasons why a doctor might discontinue Aminosol treatment?

Official labeling lists strict contraindications (conditions that prohibit use) such as inborn errors of amino acid metabolism or severe hepatic (liver) insufficiency. These documented conditions represent official grounds for ineligibility, which a healthcare professional considers when determining treatment initiation or continuation.

How should Aminosol be stored and disposed of?

How to Store and Dispose of Aminosol

Official regulatory documents define strict storage and disposal requirements for this solution to maintain its stability and sterility.


Storage Conditions

Condition Requirement
Temperature Store the unopened solution below 25 C or 30 C; do not freeze.
Protection Keep the product in its original packaging, protected from light and moisture.
Child Safety Store the medicine out of the sight and reach of children.

Stability and Handling

Aminosol is for single use only. Any unused portion must be discarded immediately after administration. If compounded into a Total Parenteral Nutrition (TPN) admixture, the mixture typically requires storage under refrigeration (2 C–8 C) and must be used within 24 hours.

Disposal Instructions

Dispose of expired or unused product according to local, institutional, or national requirements for pharmaceutical waste. The solution must not be thrown away via wastewater or standard household refuse.

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

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