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Indications

REMS


Unlabeled Use:
  • PO: Prevention of radiocontrast-induced renal impairment.

Contraind./Precautions

Contraindicated in:

Use Cautiously in:

Adv. Reactions/Side Effects

CV: hypotension, tachycardia

Derm: rash, clamminess, pruritus, urticaria

EENT: rhinorrhea

F and E: fluid overload

GI: nausea, vomiting, stomatitis

Neuro: drowsiness

Resp: bronchospasm, secretions, bronchial/tracheal irritation, chest tightness

Misc: chills, fever, HYPERSENSITIVITY REACTIONS (INCLUDING ANAPHYLAXIS AND ANGIOEDEMA) (PRIMARILY WITH IV)

Interactions

Drug-drug:

Availability

(Generic available)

Route/Dosage

Acetaminophen Overdose

Mucolytic

Prevention of Radiocontrast-Induced Renal Impairment

US Brand Names

Acetadote, Mucomyst

Action

  • PO: IV: Decreases the buildup of a hepatotoxic metabolite in acetaminophen overdosage.
  • Inhaln: Degrades mucus, allowing easier mobilization and expectoration.
Therapeutic effects:
  • PO: Prevention or lessening of liver damage following acetaminophen overdose.
  • Inhaln: Lowers the viscosity of mucus.

Classifications

Therapeutic Classification: antidotes (for acetaminophen toxicity), mucolytic

Pharmacokinetics

Absorption: Absorbed from the GI tract following oral administration. Action is local following inhalation; remainder may be absorbed from pulmonary epithelium. IV administration results in complete bioavailability.

Distribution: Well distributed to tissues.

Metabolism/Excretion: Partially metabolized by the liver, 22% excreted renally.

Half-Life: Adults: 5.6 hr ( in hepatic impairment) Newborns: 11 hr.

Time/Action Profile

ROUTEONSETPEAKDURATION
PO (antidote)unknown30–60 min4 hr
IV (antidote)unknownunknownunknown
Inhaln (mucolytic)1 min5–10 minshort

Patient/Family Teaching

Pronunciation

a-se-teel-SIS-teen

Code

NDC Code