Dsuvia (sufentanil citrate)

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Last reviewed · Source: First Databank (FDB) drug data

Overview

Sufentanil citrate is a synthetic phenylpiperidine-derivative opiate agonist.

Sufentanil citrate is an opioid agonist with high affinity and selectivity for the micro-opiate receptor in the CNS; the drug reportedly is more selective and binds more tightly to this receptor than fentanyl. Partial occupancy of the micro-receptor by naloxone (an opiate antagonist) has been shown to substantially decrease the analgesic effect of sufentanil.

Sufentanil produces dose-related analgesia; at doses up to 8 mcg/kg, the drug has a potent analgesic effect. Higher doses usually produce substantial CNS depression resulting in hypnosis and anesthesia; however, hypnosis may occur at doses of 1.5 mcg/kg. The analgesic potency of sufentanil appears to be 5-12 times that of fentanyl on a weight basis.

Sufentanil doses of 8 mcg/kg or greater result in EEG patterns indicative of a deep level of anesthesia; the drug induces a shift to the left in EEG amplitude and frequency that is consistent with central anesthetic activity.

Following IV administration, sufentanil has a more rapid onset of action than does morphine or fentanyl. The onset of action of sufentanil as determined by time to unconsciousness (i.e., loss of response to voice command) reportedly ranges from 1.2-3 minutes following total mean doses of 4.9-30 mcg/kg. The mean duration of anesthesia is reportedly 40 minutes following initial doses of 0.4 mcg/kg of sufentanil; the mean duration of anesthesia of additional doses of 0.1 mcg/kg of sufentanil is reportedly 41-44 minutes.

Following a single sublingual administration, sufentanil has a bioavailability of approximately 53% relative to a 1-minute IV sufentanil infusion of 30 mcg. Compared to IV administration, sublingual maximum concentration values were 17-fold lower. The sublingual route of administration of sufentanil avoids intestinal and hepatic first-pass effects.

Following a single dose of sufentanil sublingual tablets, maximum concentrations occur at a median time of 1 hour. After 12 multiple hourly doses over 11 hours, the geometric mean for the AUC within a dosing interval (AUC0-60min) and maximum concentration values were increased by 3.7-fold and 2.3-fold greater compared to single-dose administration, respectively. Steady-state plasma concentrations were achieved after 7 doses.

Distribution of sufentanil injectioninto human body tissues and fluids has not been fully characterized; however, the drug is highly lipophilic and is rapidly and extensively distributed in animals. The drug is approximately 93% bound in plasma in healthy males, mainly to albumin; alpha-, alpha1-, beta-, and gamma-globulins; and alpha1-acid glycoprotein. Plasma concentrations of sufentanil decline rapidly secondary to redistribution and appear to decline in a triphasic manner.

In adults with normal renal and hepatic function, the plasma half-life of sufentanil citrate injectionin the initial (distribution) phase averages 0.72-1.2 minutes, the plasma half-life in the second (redistribution) phase averages 13.7-17 minutes, and the plasma half-life in the terminal (elimination) phase averages 140-158 minutes. The elimination half-life is longer (434 minutes) in neonates but shorter in infants and children (97 minutes), compared with adults (164 minutes). Following a single dose of sufentanil sublingual tablets, the mean terminal half-lfe is 13.4 hours.

The clearance of sufentanil in healthy neonates is approximately one-half that reported in adults and children, and the clearance may be further reduced by up to one-third in neonates with cardiovascular disease.

The major sites of biotransformation of sufentanil are the liver and small intestine via N-dealkylation at the piperidine nitrogen and O-demethylation. The O-demethylated metabolite appears to have about 10% of the analgesic activity of the unchanged drug. Sufentanil and its metabolites are excreted principally in urine and also in feces via biliary elimination; approximately 80% of the administered dose is excreted in urine and feces within 24 hours after administration.

Only 2% of the dose is excreted unchanged in urine and feces.

Generic name: sufentanil citrate

Reference product & biosimilars

No reference, biosimilar or interchangeable associated with this drug.

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Indications

The following indications are listed for Dsuvia:

  • Acute Pain

Dosing

Dosage of sufentanil citrate is expressed in terms of sufentanil. Dosage must be carefully adjusted according to body weight, individual requirements and response, physical status and underlying pathologic condition, premedication or concomitant medication(s), the anesthetic(s) being used, and the nature and duration of the surgery.

Drug interactions

There is no enhanced messaging for this drug.

Contraindications

*Hypersensitivity to sufentanil.

*Significant respiratory depression (sufentanil sublingual tablets).

*Acute or severe bronchial asthma in an unmonitored setting or in the absence of resuscitative equipment (sufentanil sublingual tablets).

*Known or suspected GI obstruction, including paralytic ileus (sufentanil sublingual tablets).

Adverse reactions

The most common adverse reactions associated with sufentanil citrate injection were respiratory depression, apnea, rigidity, and bradycardia.

The most common adverse reactions (>=2%) associated with sufentanil sublingual tablets were nausea, headache, vomiting, dizziness and hypotension.

Precautions

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ICD codes

No ICD codes are available for this drug.

Formulary status

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Last reviewed · Source: First Databank (FDB) drug data