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Indications

REMS

Contraind./Precautions

Contraindicated in:

Use Cautiously in:

Adv. Reactions/Side Effects

CV: chest pain, QT interval prolongation, TORSADES DE POINTES.

Neuro: dizziness, headache.

Interactions

Drug-Drug:

Drug-Food:

Availability

(Generic available)

Route/Dosage

Dosing should be adjusted according to renal function and assessment of QT interval

Renal Impairment

US Brand Names

Tikosyn

Action

Therapeutic Effects:

Classifications

Therapeutic Classification: antiarrhythmics (class III)

Pharmacokinetics

Absorption: Well absorbed (>90%) following oral administration.

Distribution: Widely distributed to tissues.

Metabolism/Excretion: Primarily metabolized in the liver via the CYP3A4 isoenzyme; 80% excreted by kidneys via cationic renal secretion, mostly as unchanged drug; 20% excreted as inactive metabolites.

Half-life: 10 hr.

Time/Action Profile

(plasma concentrations)

ROUTEONSETPEAKDURATION
POwithin hrs2–3 hr†12–24 hr

†Steady state levels are achieved after 2–3 days.

Patient/Family Teaching

Pronunciation

doe-FET-il-ide audio

Code

NDC Code*