GNH USA

Europe — EMA

Ketanest

GNH USA supplies Ketanest (Esketamine), a NMDA receptor antagonist for induction of anesthesia and procedural sedation. Request a quote for global supply.

Esketamine Hydrochloride

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What is Esketamine Hydrochloride?

Esketamine hydrochloride, the active ingredient in Ketanest, is a NMDA receptor antagonist presented as an injectable solution for intramuscular or intravenous use. It provides dissociative anesthesia and analgesia for induction of anesthesia and procedural sedation in surgical and diagnostic settings, achieving rapid onset of unconsciousness and patient comfort.

GNH USA supplies Ketanest as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals worldwide. The product is manufactured under EU standards and is classified as a Schedule III controlled substance.

What is Esketamine Hydrochloride used for?

Ketanest (esketamine) is employed in anesthesia and sedation pathways to achieve rapid dissociative anesthesia.

Induction of anesthesia: rapid onset unconsciousness for surgical procedures Procedural sedation: provides analgesia and sedation for minor surgeries and diagnostic interventions Pain management during surgery: contributes to multimodal analgesia reducing opioid requirement

What are the side effects of Esketamine Hydrochloride?

Ketanest may be associated with a range of adverse reactions, which are categorized by frequency.

Common Side Effects: - Dissociation or feeling of unreality - Elevated blood pressure - Increased heart rate - Nausea - Vomiting - Dizziness

Serious or Rare Side Effects: - Respiratory depression - Severe hypertension - Psychotomimetic reactions (hallucinations, agitation) - Allergic reactions (anaphylaxis) - Elevated intracranial pressure

What precautions apply to Esketamine Hydrochloride?

When using Ketanest, clinicians should observe several safety measures.

Patient selection: assess cardiovascular status before use Monitoring: continuous vital sign and respiratory monitoring required Drug interactions: avoid concurrent CNS depressants History of psychiatric disorders: use with caution Pregnancy and lactation: avoid unless benefits outweigh risks Store at 2-8°C: keep refrigerated, protect from light, do not freeze or shake

What does Esketamine Hydrochloride interact with?

Ketanest can interact with other medicines, requiring careful assessment.

Major Interactions (Avoid): - Concomitant use with other NMDA antagonists: risk of additive neuropsychological effects - Potent CYP2B6 inhibitors: may increase esketamine plasma levels - Monoamine oxidase inhibitors: risk of hypertensive crisis

Moderate Interactions (Monitor Closely): - Benzodiazepines: may blunt desired anesthetic effect - Opioids: synergistic respiratory depression - Alcohol: enhanced CNS depression - Sympathomimetic agents: may exacerbate hypertension

Frequently asked questions

What is Ketanest used for?+
Ketanest is a brand‑name injectable formulation of esketamine hydrochloride used by anesthesiologists for induction of general anesthesia and for procedural sedation in surgical or diagnostic settings. It provides rapid dissociative anesthesia and analgesia, facilitating airway control and patient comfort.
How does esketamine work?+
Esketamine acts as a high‑affinity antagonist of the N‑methyl‑D‑aspartate (NMDA) receptor in the central nervous system. By blocking this excitatory glutamate receptor, it reduces neuronal firing, producing dissociative anesthesia, analgesia, and a loss of consciousness. The effect is rapid, typically within minutes after intravenous or intramuscular administration.
What is the usual dose of Ketanest?+
The specific dose of Ketanest is determined by the treating physician based on the patient’s age, weight, clinical condition, and the intended procedure. Dosing is individualized and administered by qualified healthcare professionals in a controlled setting such as an operating room or procedural suite.
Is Ketanest safe in pregnancy or breastfeeding?+
Safety data for esketamine during pregnancy and lactation are limited, and the product is classified as having an unknown pregnancy category. It should only be used when the potential benefit justifies the potential risk to the fetus or infant, and only under specialist supervision.
How do I order Ketanest from GNH USA?+
To request Ketanest, submit an enquiry on the product page at gnh-usa.com, specifying the required quantity. GNH USA works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details (including cold‑chain where required) and necessary import documentation.
How does Ketanest compare with other anesthetic agents?+
Compared with traditional intravenous anesthetics such as propofol, esketamine provides dissociative anesthesia with strong analgesic properties and tends to preserve airway reflexes and cardiovascular stability. However, it may cause psychotomimetic effects and hypertension, which are less common with agents like propofol. Choice of agent depends on the clinical scenario and patient factors.
How should Ketanest be stored and handled?+
Ketanest should be stored refrigerated at 2 °C to 8 °C, protected from light, and must not be frozen or shaken. Vials should remain in their original packaging until use, and any unused portion should be discarded according to local regulations for controlled substances.
How is Ketanest administered?+
Ketanest is supplied as a sterile injectable solution for intramuscular or intravenous injection. Administration is performed by a qualified clinician, who selects the appropriate route, dose, and rate based on the procedure and patient condition. Continuous monitoring of vital signs is required throughout the administration and recovery phases.
What are the most serious risks associated with Ketanest?+
The most serious risks include respiratory depression, severe hypertension, and psychotomimetic reactions such as hallucinations or agitation. Rarely, anaphylactic reactions or increased intracranial pressure may occur. Prompt recognition and supportive measures, including airway management and blood pressure control, are essential to mitigate these risks.
Who should not receive Ketanest?+
Ketanest is contraindicated in patients with known hypersensitivity to esketamine or any component of the formulation. It should be avoided in individuals with uncontrolled hypertension, severe cardiovascular disease, elevated intracranial pressure, or a history of psychotic disorders unless the benefits clearly outweigh the risks. Use in pediatric patients is limited to specific, supervised settings.
Information provided on this page is for educational use by procurement and clinical professionals. Always consult a licensed healthcare provider for medical advice and prescribing decisions. GNH USA supplies this product subject to applicable regulatory and licensing requirements.

Product details

Drug
Esketamine Hydrochloride
Route
Intramuscular Use , Intravenous Use
Manufacturer
Pfizer As
Origin
EU

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