Cordiamin

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Cordiamin

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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 Cordiamin

Quick Facts: Cordiamin

Property Description
Active Ingredient Nikethamide (N,N-Diethylnicotinamide)
Form Solution for injection, oral drops
Pharmacological Class Analeptic, Respiratory Stimulant
Common Use Support for diminished respiratory drive
Origin Synthetic compound

What Type of Medicine is Cordiamin?

Cordiamin is a pharmaceutical preparation classified as a Central Nervous System (CNS) stimulant and a specialized analeptic agent, primarily recognized for its ability to acutely stimulate breathing. The drug's sole active component is Nikethamide (N,N-Diethylnicotinamide), a synthetic compound utilized in emergency medical contexts to rapidly support vital respiratory function when it is depressed. Cordiamin belongs to the pharmacological class of analeptics, which are medications designed to stimulate the brain centers that control respiration and circulation. Its core function is specifically to act as a Respiratory Stimulant. This indicates the medication is designed to quickly activate the body's essential control systems.

Cordiamin's Composition and Available Forms

The composition of Cordiamin is defined by its Nikethamide content dissolved within an aqueous solution base. The drug is most commonly available as a solution for injection in ampoules, which facilitates its use via the parenteral route when a rapid systemic effect is necessary. In various regions, it may also be provided in the form of oral drops, another type of liquid preparation. This availability in a liquid format is a distinguishing feature, particularly the injectable form, which underscores its use in acute scenarios requiring immediate, easy-to-administer medication.

General Purpose of the Analeptic Effect

The general purpose of Cordiamin is to provide acute support by rapidly reviving diminished respiratory drive in critical situations. As a potent respiratory stimulant, its mechanism acts on the brain's control centers to increase the depth and frequency of breathing. This focused effect ensures that the essential involuntary functions of respiration and related circulation are quickly supported when they are severely compromised by depressed central nervous system function, such as during circulatory collapse or following certain types of mild poisoning. This pharmacological action is consistent with its established role in emergency scenarios requiring rapid circulatory and respiratory support. Patients should understand that this medicine is used when rapid stimulation of breathing is critical.

What side effects are possible with Cordiamin?

Possible Side Effects and Safety Information

The officially documented safety profile of Cordiamin (Nikethamide) is directly related to its classification as a potent central nervous system (CNS) stimulant. Regulatory information groups potential adverse reactions primarily by the body systems affected, with the most significant impact on Nervous System Disorders and Cardiovascular Disorders.


Documented Adverse Reactions

Adverse effects are often described as dose-dependent, meaning the incidence and severity are critically related to the amount administered, as the margin between the effective and toxic dose is narrow. Common effects associated with its stimulating action include restlessness, anxiety, nausea, arrhythmia, and increased blood pressure.

Serious Safety Concerns

The regulatory profile identifies Convulsions (Seizures) and severe Cardiac Arrhythmia as serious adverse reactions, especially in cases of over-exposure. These are key risks formally documented by health authorities.


Safety Restrictions and Contraindications

Official labeling contains strict restrictions for use in specific patient populations. Cordiamin is contraindicated (should not be used) in individuals with pre-existing conditions that could be worsened by CNS stimulation, including:

  • Epilepsy or other seizure disorders.
  • Severe uncontrolled hypertension or Ischemic Heart Disease.
  • Conditions involving elevated pressure in the brain, such as cerebral edema or head trauma.

Use is also typically restricted or advised against for pregnant or breastfeeding women.


Regulatory Summary

This safety information formally establishes that the primary risk is due to CNS and cardiac over-stimulation. The narrow therapeutic-to-toxic range means that avoiding these documented serious adverse reactions is critically dependent on precise dosage adherence and respecting the official contraindications listed in the prescribing information.

Overdose and Emergency Response

Overdose Manifestations and Clinical Signs

Overdose with Cordiamin, which contains the active substance Nikethamide, is characterized by symptoms stemming from its potent classification as a Central Nervous System (CNS) stimulant. Officially documented clinical manifestations progress from initial signs of over-excitation to severe neurological and cardiovascular events.

The documented effects often begin with CNS disturbances, including severe restlessness, anxiety, headache, insomnia, dizziness, and loss of coordination. Physiological signs typically involve cardiopulmonary hyper-stimulation, presenting as tachycardia (increased heart rate), hypertension (elevated blood pressure), and hyperventilation due to respiratory center over-stimulation.

In cases of severe overexposure, the risk increases for life-threatening outcomes, including generalized convulsions or seizures, severe cardiac arrhythmias, and potential circulatory collapse. These severe presentations necessitate continuous monitoring.

When to Seek Urgent Medical Help

Regulatory guidance mandates that immediate emergency action be taken due to the potential for severe complications. Seek immediate medical attention and immediately call a Poison Center or doctor at the first sign of a suspected overdose. Treatment is strictly symptomatic and supportive to manage these effects, as official labeling states that no specific pharmacological antidote is known for Nikethamide.

Therapeutic Uses of Cordiamin

Quick Facts

  • Main Therapeutic Domain: May be used to assist with respiratory support.
  • Key Action: Helps to promote breathing and circulation in certain contexts.
  • Historical Use: Traditionally managed conditions involving respiratory distress.

Cordiamin, containing the active substance nikethamide, is a compound that has been utilized in the context of supportive medical care. It is a therapy that may be used to assist with certain medical conditions where breathing and circulation require support.

Historically, Cordiamin has been applied as a respiratory stimulant, intended to promote the rate and depth of breathing in situations involving central nervous system depression, such as in cases of poisoning or suffocation. Its primary purpose is to help manage temporary respiratory distress.

While its widespread use has decreased due to the development of alternative therapies, Cordiamin remains relevant in specific therapeutic settings in some regions, serving as an option to contribute to improved outlook for patients experiencing compromised respiratory function.

It is important to understand that the current therapeutic role and recommendations for this medication are defined by national health authorities.

Eligibility and Restrictions for Use

Who Can and Cannot Use Cordiamin?

The population eligibility for Cordiamin (Nikethamide) is strictly defined by official regulatory labeling, primarily excluding patients with pre-existing conditions that increase the risk of adverse neurological or cardiovascular events. Use is generally established for adults and children in specific acute contexts, though pediatric use requires extreme caution due to increased susceptibility to toxic effects.


Contraindicated Populations and Conditions

Official prescribing information mandates that Cordiamin must not be used in certain groups:

  • Neurological Conditions: Patients with a history of epilepsy or other convulsive disorders, cerebral oedema, or cerebrovascular accident.
  • Cardiovascular Risk: Individuals with severe hypertension, ischemic heart disease, or airway obstruction.
  • Metabolic/Physiological States: Patients with porphyria are strictly excluded. The medicine is also absolutely prohibited for pregnant women and nursing mothers.

Use Requiring Special Caution

Particular caution is required for elderly patients and individuals with hepatic dysfunction, coagulation disorders, or impaired cardiac reserve, as these conditions may increase risk and necessitate highly restricted use.

What should I know about interactions with other medicines?

Cordiamin (Nikethamide) interactions are officially documented to affect the efficacy and safety of co-administered medicines through its functional role as a Central Nervous System (CNS) stimulant. Regulatory information identifies three main types of interaction patterns based on official regulatory data.

Interactions Resulting in Potentiation

The preparation's stimulant effect can be significantly enhanced when combined with other agents that also promote CNS activity. This includes official warnings about additive pressor effects when co-administered with Sympathomimetic drugs or MAO Inhibitors. Co-use with other Psychostimulant or Antidepressant drugs is also documented to strengthen overall stimulation.


Interactions Resulting in Antagonism

Conversely, Cordiamin may functionally counteract the effects of medicinal products used to suppress the CNS. Official regulatory texts state that the action of agents such as Narcotic Analgesics, Somnolents, Antipsychotic medicines, Anxiolytic drugs, and Antiepileptic drugs is officially weakened by co-administration.


Specific Risk and Functional Interactions

Specific combinations carry documented high-risk outcomes. Co-administration with Bupropion is noted to increase the risk of convulsions. An increased risk of cardiac arrhythmias is also officially documented when combined with certain Inhalational Anesthetics, including Halothane and Enflurane. Furthermore, the official profile notes that Cordiamin may functionally mask the effects of Neuromuscular blocking agents. Its overall efficacy is officially weakened by agents like Para-aminosalicylic acid (PAS) and Phenothiazine derivatives.

Mechanism of Action

Cordiamin (nikethamide) is a central nervous system stimulant, primarily targeting the respiratory and vasomotor centers located within the medulla oblongata of the brainstem. The precise molecular targets are not fully elucidated but involve modulation of neuronal excitability in these vital centers. In addition to its central action, the compound exerts a direct stimulatory effect on the myocardium at the cellular level.

Cordiamin has been shown in vitro to act as an antagonist or inhibitor of the enzyme NAD-glycohydrolase (NADase) in cardiac tissue. This enzymatic inhibition alters the intracellular NAD+/NADH ratio, subsequently impacting oxidative phosphorylation and cellular respiration in mitochondria. Downstream, this metabolic modulation influences the availability of high-energy phosphates in cardiomyocytes, leading to a direct positive inotropic action. The integrated system-level physiological consequence involves excitation of the medullary centers, resulting in increased tidal volume and respiratory rate, coupled with a direct myocardial stimulation that collectively raises systemic arterial pressure.

Dosage and Administration Information

Cordiamin, containing the active substance nikethamide, is administered through specific routes and precise dosing patterns. The medicine is primarily available as an injectable solution (commonly 250 mg/mL or 25%), with some regions also offering an oral solution or drops.

Administration Scope

The official routes of administration for the injectable form include Intravenous (IV) and Subcutaneous (SC) injection, requiring delivery by a healthcare professional in a clinical or hospital setting. The dosing schedule is not fixed but is intermittent and based solely on immediate need. For adults, typical parenteral doses often fall within the 1 to 2 mL range of the 25% solution, though larger volumes up to 10 mL may be administered in severe, acute circumstances. Doses are repeated only as necessary according to the patient's condition, sometimes at intervals such as every 20 to 30 minutes.

Procedural and Age-Group Rules

When administered intravenously, the instruction requires the injection to be given slowly. For the pediatric population, labels specify a weight-based dose, commonly 0.1 mL/kg per dose, underscoring the requirement for precise calculation in children. The medicine is only intended for short-term, acute intervention and is not used as part of a chronic or maintenance therapy.

Recent Clinical Evidence

Research Evidence Overview of Cordiamin (Nikethamide)

Overview of the Clinical Research Landscape

Research into Cordiamin, which contains nikethamide, explored the compound in contexts related to systemic or functional imbalance affecting respiration. The body of evidence related to respiratory stimulation is primarily historical, stemming from small-scale clinical studies and older controlled trials conducted during the mid-20th century. Research also examined the agent in specific situations where the body’s central system that controls breathing was observed to be depressed. The overall evidence landscape involves studies observing responses over defined time intervals and is largely focused on immediate physiological changes rather than long-term clinical outcomes.

Studies of Acute Respiratory Function and Response

Clinical research examined the agent in populations experiencing conditions associated with acute or disruptive episodes where breathing was severely diminished. Researchers monitored outcomes monitoring physiological strain or stress, specifically looking at key outcomes related to systemic or functional imbalance and respiratory effort. Studies report how symptoms evolved in the observed populations over very short, defined time intervals. However, findings were mixed across these earlier studies, with some studies describing patterns observed in the studies that were characterized by minimal or short-term changes.

Research on Long-Term Outcomes and Durability of Effect

Follow-up durations were limited in the historical clinical studies. The research explored short-term symptom changes and immediate shifts in the outcomes related to systemic or functional imbalance following administration. Consequently, long-term effects are not fully established regarding how symptoms evolved in the observed populations concerning sustained respiratory function, long-term survival, or the overall course of recovery following an acute event. There is limited information for long-term outcomes to provide context on the duration or durability of any effect observed in some studies.

Evidence in Specific Patient Groups

Data for certain groups remain insufficient, such as children or pregnant populations. Studies explored the agent’s use in patients who also had underlying conditions presenting with cycles of stability and flare-ups, such as certain chronic lung diseases. However, the sample sizes were modest, and results apply only to the populations studied; subgroup findings are still emerging.

Evidence Limitations and Areas of Uncertainty

The evidence base for Cordiamin was observed in some studies to have limitations. For instance, the sample sizes were modest, and follow-up durations were limited. Furthermore, evidence quality varies across studies, as much of the clinical research stems from older study designs which are not comparable to modern, large-scale clinical trials. The data are still emerging for any contemporary role, and certainty remains low due to the age and structure of the main research record. The evidence highlights what is known—and what is still uncertain—and findings describe group patterns, not personal outcomes.

Key Studies & References

  1. Martindale: The Complete Drug Reference (Monograph on Nikethamide/Coramine)
  2. [Effects of oxygen and nikethamide on central drive, ventilation and blood gases of patients with obstructive lung disease in acute exacerbation of respiratory failure] (1993)
  3. Nikethamide - Wood Library-Museum of Anesthesiology (Historical Context)

Frequently Asked Questions (FAQ)

Common questions about Cordiamin (FAQ)

Q: Why do some people refer to Cordiamin as a 'pick-me-up'?

A: Regulatory documents classify Cordiamin as a Central Nervous System (CNS) stimulant and analeptic agent. This means it is designed to rapidly stimulate the body’s essential control centers for breathing and circulation. This focused, acute stimulating action is understood to be the basis for the common lay description of the medicine as a 'pick-me-up'.

Q: Can Cordiamin be used for short-term or long-term situations?

A: Official product information states that Cordiamin is intended only for short-term, acute intervention in critical situations. The official labeling does not include use as a chronic or maintenance therapy for ongoing conditions.

Q: Are the side effects of Cordiamin usually serious?

A: The safety profile indicates that adverse effects are often dose-dependent, meaning the amount administered influences their incidence and severity. Official regulatory documents list serious adverse reactions, such as convulsions (seizures) and severe cardiac arrhythmia (irregular heart rhythm), as key risks formally documented by health authorities.

Q: What are the mildest side effects listed for Cordiamin?

A: Common effects that are typically associated with the medicine's stimulating action include restlessness, anxiety, and nausea. These reactions are listed in the documented adverse effects section of official labeling.

Q: Does Cordiamin affect sleep patterns?

A: Official information lists restlessness and anxiety as common adverse effects of Cordiamin. Since the medicine is a CNS stimulant, these documented reactions are consistent with effects that may impact sleep patterns.

Q: What are the general expectations for people using Cordiamin?

A: Official information describes the drug's role as providing acute support in critical situations, leading to immediate physiological changes in breathing and circulation. Clinical research is historical and focused on immediate shifts, meaning long-term outcomes and sustained effects are not fully established.

Q: What kinds of research studies have been conducted on Cordiamin?

A: The research base for Cordiamin primarily consists of historical, small-scale clinical studies, and older controlled trials conducted during the mid-20th century. These studies focused on observing immediate physiological changes related to respiratory function.

Q: Are the benefits of Cordiamin supported by high-quality studies?

A: Official documentation notes that the evidence base has limitations, including modest sample sizes and the use of older study designs that may not meet current standards. Official reviews note that certainty regarding its long-term or contemporary roles remains low due to these limitations.

Q: Is it documented that Cordiamin can cause headaches?

A: Yes, headache is an effect that is listed among the possible unwanted side effects documented during the use of Nikethamide, the active ingredient in Cordiamin, in official product profiles.

Q: What is the source of the evidence used to approve Cordiamin?

A: The evidence used for the official approval of Cordiamin is primarily historical, stemming from clinical observations and studies conducted in the mid-20th century. Various national and international health bodies granted original marketing authorization based on this existing, older record of physiological effects.

Q: Does Cordiamin impact the ability to drive or operate machinery?

A: Official labeling advises caution when driving or operating complex machinery. This is because documented symptoms such as headaches or dizziness may occur, which could affect a person's concentration and responsiveness.

Q: What does the official information say about Cordiamin and anxiety?

A: Official product information lists anxiety as a common adverse reaction associated with the stimulating action of the medicine. The drug is not indicated for the treatment of anxiety, but its occurrence is documented as a side effect.

Q: Is there a specific population for whom Cordiamin is most commonly recommended?

A: The medicine is designed for use in patients experiencing diminished respiratory drive in critical situations. Its primary role is to provide rapid support to essential respiratory and circulatory functions when they are severely compromised.

Q: Does Cordiamin carry a risk of dependence?

A: As a central nervous system (CNS) stimulant, Cordiamin is associated with the general risk of abuse and dependence typical of this pharmacological class. This risk is noted within the official context of CNS stimulant warnings in regulatory documents.

Q: Is there a maximum duration of time that Cordiamin is usually studied for?

A: Clinical research is documented to have limited follow-up durations and focuses on short-term symptom changes. Studies observed patient responses only over very short, defined time intervals, without investigating prolonged use.

Q: Is Cordiamin generally considered suitable for older adults?

A: Official guidance mandates that particular caution is required when Cordiamin is used for elderly patients. This is because their underlying conditions may increase risk and necessitate highly restricted, specialized use.

Q: Is it true that Cordiamin can be used for breathing issues?

A: Yes, Cordiamin is officially classified and used as a potent respiratory stimulant. Its core function is to increase the depth and frequency of breathing in critical situations where the body’s natural respiratory drive is diminished.

Q: Do studies suggest Cordiamin's effects are temporary?

A: Studies explored short-term symptom changes and immediate shifts in physiological function over brief, defined time intervals. Official texts indicate that long-term effects are not fully established, reinforcing its role as an acute intervention.

Q: Does Cordiamin have any known effects on eye health?

A: Official product information includes reports of eye irritation among the documented adverse effects associated with the use of Nikethamide.

Q: Why are people often interested in Cordiamin's use in emergency situations?

A: People are interested in Cordiamin's use in emergencies because it is specifically designed for use in emergency medical contexts. Its function is to rapidly revive diminished respiratory drive, providing acute support in critical, time-sensitive scenarios.

Q: Is Cordiamin always used by prescription?

A: The most common form is an injectable solution intended for Intravenous (IV) or Subcutaneous (SC) injection. Given that this delivery requires a healthcare professional in a clinical or hospital setting, its use is administered under medical authorization and supervision.

Q: Is it normal to feel a slight flushing sensation when using Cordiamin?

A: The adverse effect profile for the substance notes that flushing has been reported. This is documented as a potential adverse effect or a hypersensitivity reaction linked to the use of Nikethamide.

Q: Do health bodies advise any monitoring while using Cordiamin?

A: The injectable form is administered by a healthcare professional in a clinical or hospital setting. Use in this environment ensures professional monitoring is conducted during the acute and intermittent administration of the medicine.

Q: Can athletes use Cordiamin according to regulatory bodies?

A: Cordiamin (Nikethamide) is a substance listed by the World Anti-Doping Agency (WADA) as a banned substance. This listing means its use is subject to prohibition in certain competitive sports contexts.

How should Cordiamin be stored and disposed of?

How to Store and Dispose of Cordiamin

Storage and disposal of Cordiamin (Nikethamide) must follow official labeled requirements to ensure product integrity and safety.


Official Storage Requirements

Requirement Specific Condition
Temperature Store at a temperature not exceeding 25 C (77 F).
Protection Must be kept in the original packaging to protect from light and moisture.
Child Safety Store out of the sight and reach of children.

Official Disposal Instructions

Any unused or expired product must be disposed of according to local regulatory requirements for pharmaceutical waste. Cordiamin should not be thrown away via wastewater or standard household waste, but instead taken to a special waste collection point.

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

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