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Amissulprida Normon

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Amissulprida Normon

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Method of action: Antipsychotic, Psycholeptics

Treatment option: Delirium, Hallucinations

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.

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Overview of Amissulprida Normon

Quick Facts

Property Description
Active ingredient Amisulpride (Rec.INN)
Form Oral film-coated tablets, Oral solution
Pharmacological class Psycholeptic, Atypical Antipsychotic
Common purpose Stabilizing thought processes; treating/preventing nausea/vomiting
Origin Synthetic (Benzamide derivative)
Status Prescription-only (!!-only)

What Type of Medicine is Amissulprida Normon?

Amissulprida Normon is a pharmaceutical preparation containing the active substance Amisulpride, distributed in several countries by the Normon pharmaceutical group. It is strictly a prescription-only medication. Scientifically, it is defined as an Atypical Antipsychotic, a modern classification characterized by its distinctive receptor-binding profile. This profile distinguishes it from older agents by preferentially targeting specific brain regions, a feature often associated with a reduced potential for certain motor-related side effects.

Amisulpride: Composition, Origin, and Available Forms

The therapeutic effect of the drug is entirely due to its synthetic, single active ingredient, Amisulpride (Rec.INN), a compound chemically categorized as a benzamide derivative. As a monosubstance product, it provides a focused therapeutic intervention without the addition of other active compounds. The molecular structure is C17H27N3O4S. Amissulprida Normon is typically supplied as oral film-coated tablets, designed for easier swallowing, and also as an oral solution. The provision of both solid and liquid forms enhances flexibility for the patient, which is a factor in maintaining consistent intake.

What is the General Function of Amissulprida Normon?

The mechanism that enables Amisulpride's action involves highly selective antagonism of two specific dopamine receptor subtypes, chiefly the D2 and D3 receptors. This action helps to modulate imbalanced chemical signaling, which is associated with the ability to stabilize cognitive and emotional irregularities related to various disorders. Amisulpride is recognized for its dose-dependent versatility, meaning its effect on dopamine pathways can shift significantly depending on the quantity administered. The resulting general therapeutic purpose is the stabilization of thought processes and, due to the drug's influence on the chemoreceptor trigger zone, it is frequently used as an antiemetic agent to control severe nausea and vomiting.

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What side effects are possible with Amissulprida Normon?

Possible Side Effects and Safety Information

Adverse reactions associated with Amisulpride, the active ingredient in Amissulprida Normon, are classified by governmental regulatory authorities based on the frequency and the physiological systems affected. This safety profile is compiled from formal clinical data.

Adverse Reaction Scope

Key adverse reaction categories: Extrapyramidal symptoms (EPS), which include tremor and rigidity, and elevation of the hormone prolactin (Hyperprolactinemia) are among the most common effects documented. Effects on the central nervous system (e.g., somnolence, dizziness) are also frequently listed.

Frequency classification: Extrapyramidal symptoms are classified as Very Common (affecting more than 1 in 10 patients). Common effects (up to 1 in 10) include Hyperprolactinemia, weight gain, anxiety, insomnia, constipation, and orthostatic hypotension (low blood pressure upon standing).

System-organ classes involved: These include Endocrine disorders, Nervous system disorders, Psychiatric disorders, Gastrointestinal disorders, and Cardiovascular disorders.

Serious adverse reactions: Regulatory documentation highlights the potential for rare but serious adverse reactions, including Neuroleptic Malignant Syndrome (NMS), a potentially fatal condition, and Prolongation of the QT interval on an ECG, which increases the risk for dangerous heart rhythm abnormalities (Torsades de Pointes).

Safety Considerations

Dose- or exposure-related patterns: Regulatory text notes that Extrapyramidal symptoms are often dose-related and tend to appear at the beginning of treatment. Involuntary movement disorders like tardive dyskinesia are generally associated with long-term exposure.

Safety-related restrictions or limitations: The use of this medicine is restricted in patients with specific conditions, such as prolactin-dependent tumours (e.g., certain breast cancers), phaeochromocytoma, and in patients with severe renal impairment.

Population-specific safety notes: Specific caution is noted for older adults due to a possible risk of hypotension or sedation. Safety and efficacy in children up to puberty have not been established.

Connection to the official safety profile: The official safety profile is structured to clearly convey the probability and system-involvement of adverse effects. This formal classification ensures that serious, rare events and necessary constraints on use are explicitly defined by regulatory authorization.

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Overdose and Emergency Response

Overdose and When to Seek Help

This section describes the officially documented signs and required emergency actions in case of an Amissulprida Normon (Amisulpride) overdose, based strictly on government regulatory documents.

Clinical Manifestations Officially Documented Outcomes
Profound drowsiness (somnolence) Coma
Hypotension (low blood pressure) QT interval prolongation
Extrapyramidal symptoms (involuntary movements) Torsades de Pointes (severe arrhythmia) and Death

Urgent Action is Required:

Seek immediate medical attention for anyone suspected of an Amissulprida Normon overdose, as this situation can result in severe, life-threatening complications, particularly affecting the heart. Overdose has been reported following high-dose ingestion and necessitates transfer to a specialized unit.

Management and Monitoring:

  • Continuous cardiac monitoring is mandated until the patient's condition stabilizes, focusing specifically on the risk of QT interval prolongation. This observation period may need to be prolonged due to the drug's slow elimination.
  • There is no known specific antidote to Amisulpride.
  • Management is strictly symptomatic and supportive, including standard procedures such as gastric lavage (stomach washing) and administration of activated charcoal to help eliminate the unabsorbed drug.
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Therapeutic Uses of Amissulprida Normon

What Amissulprida Normon Treats: Main Uses and Benefits

The medication may be part of symptomatic management, applied across several relevant therapeutic domains.

It is commonly used in managing schizophrenic disorders and acute psychotic episodes, and is considered relevant for easing symptoms associated with affective disorders like Dysthymia. Furthermore, it is applied in addressing acute physical distress: specifically, it is applied in scenarios where additional symptomatic support is needed to help prevent and manage severe nausea and vomiting, particularly in perioperative care settings.

It helps address groups of symptoms that may become intense or disruptive, including severe delusions, hallucinations, social withdrawal, and persistent low drive. The overall benefit helps support patients during difficult episodes by easing distress and may help patients cope more steadily with symptom fluctuations.

“It is commonly used across conditions presenting with acute episodes and provides support that helps ease the overall symptom burden.”


Quick Fact: Relief for Key Symptom Domains

Symptom Domain Primary Focus of Relief Clinical Scenario Relevance
Psychotic Symptoms Thought disorders, hallucinations, agitation Acute episodes and long-term maintenance
Affective Symptoms Chronic low mood, lack of drive, apathy Augmentation therapy for persistent symptoms
Physical Distress Nausea, vomiting (emesis) Perioperative care and high-risk procedures
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Eligibility and Restrictions for Use

The eligibility for using Amissulprida Normon is strictly defined by regulatory documents, focusing on age, physical conditions, and specific comorbidities. The medicine is primarily intended for use in adults (typically ge 18 years).


Contraindicated Populations

The medicine is contraindicated (must not be used) in:

  • Children under 15 years of age, as safety has not been established.
  • Patients with severe renal impairment ( CrCL < 10 mL/min).
  • Patients with prolactin-dependent tumors (e.g., pituitary prolactinoma, breast cancer) or pheochromocytoma.
  • Lactating (breastfeeding) women.

Age and Condition Restrictions

Population Group / Condition Eligibility Status Specific Requirement
Adolescents (15–18 years) Not Recommended Efficacy and safety have not been established.
Older Adults (ge 65) Conditional Use Requires particular caution; dose reduction may be necessary.
Mild to Moderate Renal Impairment Conditional Use Dose reduction is required (to one-half or one-third).
Hepatic Impairment Allowed No dose adjustment is necessary.
Pregnancy Not Recommended Use only if benefit justifies potential risk.
Parkinson's Disease Conditional Use Use with caution; only if neuroleptic treatment is unavoidable.

Eligibility is also limited by the presence of certain cardiac risks, such as a family history of QT prolongation, which requires close monitoring.

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What should I know about interactions with other medicines?

Interactions with other medicines and products

Regulatory documentation outlines specific interaction patterns for Amisulpride, categorized by pharmacologic and administration constraints.


Interaction Classifications and Restrictions

Classification Examples of Interacting Substances/Category
Formally Contraindicated Levodopa, non-antiparkinsonian Dopamine Agonists, Medicines that may Induce Torsades de Pointes (e.g., Citalopram, Amiodarone).
Not Recommended Alcohol, Bradycardia-Inducing Agents, Hypokalaemic Agents (e.g., specific diuretics).
Use with Caution Central Nervous System (CNS) Depressants, Antihypertensive Drugs.

Official Interaction Statements

Co-administration with Levodopa and certain dopamine agonists is contraindicated due to reciprocal antagonism of effects. Additionally, many agents that may induce Torsades de Pointes are formally prohibited combinations due to the additive risk of cardiac arrhythmia. Substances with CNS depressant properties may result in an additive depressant effect, which is a factor for caution. The consumption of alcohol is not recommended as it may potentiate central effects.

Amisulpride is a substrate of P-glycoprotein (P-gp); P-gp inhibitors may therefore increase its exposure. The regulatory profile notes that oral tablets should preferably be taken before meals. Caution is officially advised for elderly patients and those with renal impairment, where certain interaction effects, such as hypotension or reduced clearance, may be more pronounced.

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Mechanism of Action

Amissulpride is a second-generation antipsychotic agent. Its primary mechanism involves the selective blockade of dopamine D2 and D3 receptors, principally within the limbic system structures. This interaction type determines its fundamental effect on dopaminergic pathways.

At higher concentrations, this receptor blockade activity modulates the overall dopaminergic transmission within the mesolimbic pathway. A unique mechanistic feature is its D2/ D3 receptor activity profile at lower concentrations, where it exhibits a preferential affinity for presynaptic autoreceptors, consequently promoting an increase in dopamine release.

Amissulpride exhibits minimal affinity for non-dopaminergic binding sites, including H1 histamine, muscarinic, or alpha1-adrenergic receptors. The overall mechanistic cascade results in the differential modulation of dopaminergic neurotransmission across various functional brain regions.

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Dosage and Administration Information

Amissulprida Normon (Amisulpride) is used according to specific, documented protocols that depend on the dose and the clinical context. Its administration is primarily through the oral route for sustained management, or the intravenous (IV) route for acute, single-dose physical interventions, such as in perioperative care.


Administration Protocols

The most common route is oral, via tablets or solution, which can generally be taken independently of meals. Dosing frequency is strictly regulated by the quantity administered: doses of 400 mg per day or less are typically taken as a single, once-daily intake. However, total daily doses exceeding 400 mg—up to the maximum of 1200 mg/day for acute symptoms—must be divided and administered as two separate daily intakes.

Intravenous use for the prevention or treatment of postoperative nausea and vomiting involves a single 5 mg or 10 mg dose, respectively. This form is administered as an undiluted, slow injection over approximately one to two minutes.

Use Over Time and Special Populations

Treatment duration is determined clinically, but discontinuation of the medicine requires a gradual dose reduction (tapering) to minimize the risk of withdrawal phenomena. Dosage adjustments are mandatory for patients with reduced renal function, specifically requiring the daily dose to be halved or reduced to one-third, depending on the measured creatinine clearance. No dose reduction is generally necessary for patients with hepatic impairment. The medicine is not recommended for use in children from puberty to 18 years and is contraindicated under the age of puberty.

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Recent Clinical Evidence

Research evidence / Overview of studies for Amissulprida Normon

Evidence for Use in Schizophrenic and Related Psychotic Disorders

Research for Amisulpride in this area has primarily involved randomized controlled trials (RCTs), comparing the medicine to placebo or another medicine used in research. These studies explored how symptoms change over time in adult patients with acute and chronic conditions. Research examined changes in positive symptoms (e.g., delusions) and negative symptoms (e.g., apathy), reporting patterns observed across different patient groups. Measurements taken during the studies indicated variability in measured outcomes across these groups.

Evidence for Use in Preventing and Treating Severe Nausea and Vomiting

Research for this indication is largely based on short-term, randomized, double-blind, placebo-controlled trials conducted in adult surgical patients. These trials monitored outcomes related to physical discomfort in both prevention (prophylaxis) and treatment (rescue). A key outcome monitored was the Complete Response (CR) rate over the immediate 24-hour postoperative period. Studies measured and reported the differences in the proportion of patients achieving the Complete Response outcome between the active medicine and placebo groups.

Duration of Studies and Key Limitations

Clinical trials vary in length, including short-term studies for acute changes and longer maintenance trials lasting up to one year. However, long-term effects are not fully established across all populations. The evidence landscape indicates that results apply only to the populations studied, primarily adults.

Research for older adults indicates that certainty is low for long-term outcomes, and data for children, adolescents, and pregnant populations are generally considered insufficient. Overall, comparative evidence is lacking for direct comparisons with every other atypical medicine, and follow-up durations were limited in many initial trials.

Key Studies & References

  1. Amisulpride for schizophrenia: systematic review and meta-analysis
  2. Safety and Efficacy of Intravenous Amisulpride in the Prevention of Postoperative Nausea and Vomiting: A Phase 3, Randomized, Double-Blind, Placebo-Controlled Study
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Frequently Asked Questions (FAQ)

Common questions about Amissulprida Normon (FAQ)


Q: Is Amissulprida Normon a controlled substance?

According to official regulatory records, Amissulprida Normon is not currently classified as a controlled substance. This means it is a prescription-only medicine but does not fall under the specific schedules designated for drugs with a high potential for abuse.


Q: What kind of monitoring or regular tests might be required while taking this medicine?

Official product information indicates that monitoring of the ECG (electrocardiogram), which checks the heart’s electrical activity, may be performed in certain patients. Official guidance states that this is a consideration for individuals with pre-existing heart conditions or known imbalances in electrolytes.


Q: What should a person generally do if they forget to take their dose of Amissulprida Normon?

Official administration documents describe the general procedure for handling a missed dose. If less than 12 hours remain until the next scheduled dose, official instructions specify that the forgotten dose is skipped, and the next dose is taken at the usual time. Official guidance includes the instruction that a double dose is not taken to compensate for the missed one.


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

Regulatory documents describe Amisulpride as a substrate of P-glycoprotein (P-gp). St. John's Wort is known to interact with P-gp, which could potentially interfere with the medicine's absorption. This type of interaction may lead to a reduction in the medicine’s overall exposure or efficacy.


Q: Can Amissulprida Normon affect blood sugar or cholesterol levels?

Official regulatory documentation lists metabolic changes as potential adverse reactions. These reported effects include elevated blood sugar levels, known as hyperglycemia, and an increase in blood fats, such as hypertriglyceridemia (high triglycerides) and hypercholesterolemia (high cholesterol).


Q: What is the half-life of Amissulprida Normon?

The half-life is the time it takes for half of the medicine to be eliminated from the body. According to the official pharmacokinetic properties, the elimination half-life for the oral form of Amissulprida Normon is approximately 12 hours.


Q: Is there a warning about exposure to sunlight while taking Amissulprida Normon?

Official adverse reaction reports list a photosensitivity reaction—an increased sensitivity to sunlight—as a potential effect. The frequency of this side effect has been classified as 'not known' in the current regulatory data.


Q: What happens to the medicine after it is processed by the body (metabolism)?

Official pharmacokinetic data show that the medicine undergoes minimal metabolism (chemical breakdown) in the body. The majority of the dose—approximately 70%—is eliminated through the kidneys as the unchanged parent drug.

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How should Amissulprida Normon be stored and disposed of?

Storage and Disposal Requirements

Official regulatory documents mandate specific conditions for storing and disposing of Amisulpride (the active ingredient in Amissulprida Normon) to ensure its chemical integrity.

Requirement Official Standard
Temperature Do not store above 25 C for the oral tablet formulation.
Protection Store the tablets in the original package to protect the product from moisture; the IV solution must be protected from light.
Child Safety Must be kept strictly out of the sight and reach of children.
Stability (IV) The IV solution must be administered within 12 hours of its removal from the protective carton.
Disposal All unused or expired product must be disposed of in accordance with local requirements, and should not be discarded via wastewater or household waste.

These constraints define the proper handling for the product, with special handling required for the IV solution, including pre-use checks for discoloration and discarding if noted. The rules are designed to maintain stability and prevent environmental contamination.

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

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