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Midazolam, sold under the brand name Versed among others, is a benzodiazepine medication used for anesthesia, premedication before surgical anesthesia, and procedural sedation, and to treat severe agitation. [12] It induces sleepiness, decreases anxiety, and causes anterograde amnesia. [12]
Procedural sedation and analgesia (PSA) is a technique in which a sedating/dissociative medication is given, usually along with an analgesic medication, in order to perform non-surgical procedures on a patient. The overall goal is to induce a decreased level of consciousness while maintaining the patient's ability to breathe on their own.
Moderate or “Twilight” sedation: You might doze off while under moderate sedation, but most likely you will be in a relaxed, drowsy state, achieved through medications such as ketamine, Versed ...
Sedation is the reduction of irritability or agitation by administration of sedative drugs, generally to facilitate a medical procedure or diagnostic procedure. Examples of drugs which can be used for sedation include isoflurane , diethyl ether , propofol , etomidate , ketamine , pentobarbital , lorazepam and midazolam .
This level, called moderate sedation/analgesia or conscious sedation, causes a drug induced depression of consciousness during which the patient responds purposefully to verbal commands, either alone or accompanied with light physical stimulation. Breathing tubes are not required for this type of anesthesia. This is twilight anesthesia. [2]
According to the United States Drug Enforcement Administration (DEA), ketamine is a "dissociative anesthetic that has some hallucinogenic effects" and "can induce a state of sedation, immobility ...
Opioid, lidocaine and midazolam are adjuvant agents frequently administered to minimize pain during the injection of the induction agents. [45] [46] They are also used to lessen the sympathetic stress response, cough reflex during laryngoscopy or intubation, and supplement sedation by synergistic effects.
Ketamine. Ketamine is the most widely anesthetic agent used for longer duration operations. After an intravenous therapy, which is about 2.2 mg/kg, mixed with the 1.1 mg/kg xylazine the half-life of xylazine is approximately 66 minutes and the clearance is around 31 mL/kg/min when patients are halothane-anesthetized. [20]