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{{Infobox drug reference
| trade_names = Ketalar
| image_file = Ketamine.svg
| image_caption =
| drug_class = Sedative hypnotic
| drug_class_color = sedative_hypnotic
| uses = Induction and maintenance of anesthesia, sedation, analgesia
| contraindications =
* <3 months old
* Situations where elevated blood pressure or myocardial oxygen demand would be dangerous
* Schizophrenia
* Use controversial with elevated ICP or IOP
| routes = IV, IM, IN, PO, PR
| dosage = Induction of anesthesia:
* IV: 1-2 mg/kg
* IM: 4-6 mg/kg
* IN: 3-6 mg/kg
Subdissociative analgesia:
* IV: 0.1-0.3 mg/kg, then 0.1 mg/kg/hr
| mechanism = NMDA antagonism
| adverse_effects = Laryngospasm
Hypersalivation
Emesis
Emergence reaction
| time_onset = * IV: 15-30 seconds
* IM: 3-5 minutes
| duration = * IV: 5-10 minutes
* IM: 12-30 minutes (residual 0.5-2 hours)
* PO: 1-6+ hours
| metabolism = Liver (CYP3A4, CYP2B6)
| halflife_elimination = 2.5-3 hours
| protein_binding = 23-47%
| formula = C<sub>13</sub>H<sub>16</sub>ClNO
| molar_mass = 237.73 g/mol
}}


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'''Ketamine''' is a dissociative anesthetic used for the induction of anesthesia, procedural sedation, and as an analgesic adjunct.


== Uses<!-- Describe uses of the drug. If appropriate, add subsections for each indication. --> ==


Break
== Contraindications<!-- List contraindications and precautions for use of the drug. --> ==
 
=== Absolute contraindications<!-- List absolute contraindications for use of the drug. If none, this section may be removed. --> ===
 
=== Precautions<!-- List precautions for use of the drug. If none, this section may be removed. --> ===
 
== Pharmacology ==
 
=== Pharmacodynamics<!-- Describe the effects of the drug on the body. If appropriate, add subsections by organ system --> ===
 
==== Mechanism of action<!-- Describe the mechanism of action for the primary uses of the drug. --> ====
 
==== Adverse effects<!-- Describe any potential adverse effects of the drug. --> ====
 
=== Pharmacokinetics<!-- Describe the pharmacokinetics of the drug. --> ===
 
== Chemistry and formulation<!-- Describe the chemistry and formulation of the drug. --> ==
 
== History<!-- Describe the historical development of the drug. --> ==
 
== References ==
 
[[Category:Drug reference]]

Revision as of 10:47, 27 May 2021

Ketamine
Trade names

Ketalar

Ketamine.svg
Clinical data
Drug class

Sedative hypnotic

Uses

Induction and maintenance of anesthesia, sedation, analgesia

Contraindications
  • <3 months old
  • Situations where elevated blood pressure or myocardial oxygen demand would be dangerous
  • Schizophrenia
  • Use controversial with elevated ICP or IOP
Routes of administration

IV, IM, IN, PO, PR

Dosage

Induction of anesthesia:

  • IV: 1-2 mg/kg
  • IM: 4-6 mg/kg
  • IN: 3-6 mg/kg

Subdissociative analgesia:

  • IV: 0.1-0.3 mg/kg, then 0.1 mg/kg/hr
Pharmacodynamics
Mechanism of action

NMDA antagonism

Adverse effects

Laryngospasm Hypersalivation Emesis Emergence reaction

Pharmacokinetics
Onset of action
  • IV: 15-30 seconds
  • IM: 3-5 minutes
Duration of action
  • IV: 5-10 minutes
  • IM: 12-30 minutes (residual 0.5-2 hours)
  • PO: 1-6+ hours
Metabolism

Liver (CYP3A4, CYP2B6)

Elimination half-life

2.5-3 hours

Protein binding

23-47%

Physical and chemical data
Formula

C13H16ClNO

Molar mass

237.73 g/mol

Article quality
Editor rating
In development
User likes
0

Ketamine is a dissociative anesthetic used for the induction of anesthesia, procedural sedation, and as an analgesic adjunct.

Uses

Contraindications

Absolute contraindications

Precautions

Pharmacology

Pharmacodynamics

Mechanism of action

Adverse effects

Pharmacokinetics

Chemistry and formulation

History

References