Generic Name and Formulations:
Vandetanib 100mg, 300mg, tabs.
Sanofi Genzyme Company
Indications for CAPRELSA:
Symptomatic or progressive medullary thyroid cancer in patients with unresectable locally advanced or metastatic disease.
Do not crush tabs. May disperse tabs in 2oz noncarbonated water for oral or NGT administration; avoid contact of dispersion with skin, mucous membranes. 300mg once daily. Renal impairment (CrCl<50mL/min): initially 200mg once daily. Dose adjustments for adverse reactions: see full labeling. Do not take a missed dose within 12hrs of the next dose.
Congenital long QT syndrome.
QT prolongation, Torsades de pointes, and sudden death.
Hypocalcemia, hypokalemia, hypomagnesemia, QTcF interval >450msec, history of Torsades de pointes, bradyarrhythmias, uncompensated heart failure, recent hemoptysis: not recommended. Ventricular arrhythmias. Recent MI. Monitor electrolytes (esp. K+, Ca++, Mg++), TSH, and ECG for QT prolongation at baseline, 2–4 weeks and 8–12 weeks after starting, then every 3 months, and after dose reductions or dose interruptions >2 weeks; reduce dose as needed. Correct electrolyte disturbances before starting. Maintain serum K+ at least 4mEq/mL. Hepatic impairment (Child-Pugh B or C): not recommended. Interrupt therapy and follow-up if acute or worsening pulmonary symptoms, QTcF >500msec, or CTCAE Grade ≥3 toxicity occurs. Monitor for heart failure; consider discontinuing if occurs. Discontinue if confirmed interstitial lung disease, severe ischemic cerebrovascular event, hemorrhage, uncontrolled hypertension, or posterior leukoencephalopathy symptoms (RPLS) occur. Avoid sun, UV light. Elderly. Pregnancy (Cat.D) (may cause fetal harm; use appropriate effective contraception during and for 4 months after stopping therapy), nursing mothers: not recommended.
Avoid strong CYP3A4 inducers (eg, rifampicin, St. John's Wort). Avoid other drugs that can prolong QT interval (eg, amiodarone, disopyramide, procainamide, sotalol, dofetilide, chloroquine, clarithromycin, dolasetron, granisetron, haloperidol, pimozide, methadone, moxifloxacin). Potentiates OCT2 transporters (eg, metformin), digoxin; monitor.
Diarrhea/colitis (suspend if severe), rash, acneiform dermatitis, nausea, hypertension, headache, upper respiratory tract infections, decreased appetite, abdominal pain, hypocalcemia, hypoglycemia, increased ALT; QT prolongation, Torsades de pointes, sudden death, severe skin reactions (eg, toxic epidermal necrolysis, Stevens-Johnson syndrome; permanently discontinue if occurs), photosensitivity.
Prescribers and pharmacies must enroll in the Caprelsa REMS program by calling (800) 236-9933 or visit www.caprelsarems.com.
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