SELPERCATINIB
1 INDICATIONS AND USAGE RETEVMO ® is a kinase inhibitor indicated for the treatment of: Adult patients with locally advanced or metastatic non-small cell lung cancer (NSCLC) with a rearranged during transfection (RET) gene fusion, as detected by an FDA-approved test ( 1.1 ) Adult and pediatric patients 2 years of age and older with advanced or metastatic medullary thyroid cancer (MTC) with a RET mutation, as detected by an FDA-approved test, who require systemic therapy ( 1.2 ) Adult and pediatr...
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1 INDICATIONS AND USAGE RETEVMO ® is a kinase inhibitor indicated for the treatment of: Adult patients with locally advanced or metastatic non-small cell lung cancer (NSCLC) with a rearranged during transfection (RET) gene fusion, as detected by an FDA-approved test ( 1.1 ) Adult and pediatric patients 2 years of age and older with advanced or metastatic medullary thyroid cancer (MTC) with a RET mutation, as detected by an FDA-approved test, who require systemic therapy ( 1.2 ) Adult and pediatr...
Retevmo (SELPERCATINIB) belongs to the Kinase Inhibitor class of medications. It was first approved by the FDA in Yes. This medication requires a prescription from a licensed healthcare provider.
This is a summary only. Always read the full prescribing information and consult your healthcare provider for personalized medical advice.
Retevmo is prescribed for the following conditions. Some uses are FDA-approved indications; others may be evidence-based off-label uses. Consult your healthcare provider for personalized guidance.

The following are general dosing guidelines only. Your actual dose should be determined by your healthcare provider based on your condition, renal/hepatic function, and other medications.
2 DOSAGE AND ADMINISTRATION Select patients for treatment with RETEVMO based on the presence of a RET gene fusion (NSCLC, thyroid, or other solid tumors) or specific RET gene mutation (MTC). ( 2.1 , 14 ) Adult and adolescent patients 12 years of age or older : the recommended dosage is based on weight ( 2.3 ): Less than 50 kg: 120 mg orally twice daily 50 kg or greater: 160 mg orally twice daily Pediatric patients 2 to less than 12 years of age: the recommended dosage is based on body surface area ( 2.3 ): 0.33 m 2 to 0.65 m 2 : 40 mg orally three times daily 0.66 m 2 to 1.08 m 2 : 80 mg orally twice daily 1.09 m 2 to 1.52 m 2 : 120 mg orally twice daily ≥1.53 m 2 : 160 mg orally twice daily For patients who cannot swallow, disperse 40 mg RETEVMO tablets and administer orally or via gastrostomy or nasogastric tube ( 2.8 ) Only RETEVMO 40 mg tablets may be used to create the dispersion ( 2.2 ) Reduce RETEVMO dose in patients with severe hepatic impairment. ( 2.7 , 8.7 ) 2.1 Patient Sele
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Always inform your healthcare provider and pharmacist about ALL medications you take, including prescriptions, OTC medicines, vitamins, and supplements.
5 WARNINGS AND PRECAUTIONS Hepatotoxicity : Monitor ALT and AST prior to initiating RETEVMO, every 2 weeks during the first 3 months, then monthly thereafter and as clinically indicated. Withhold, reduce the dose, or permanently discontinue RETEVMO based on severity. ( 2.5 , 5.1 ) Interstitial Lung Disease (ILD)/Pneumonitis : Monitor for new or worsening pulmonary symptoms. Withhold, reduce the do

12.1 Mechanism of Action Selpercatinib is a kinase inhibitor. Selpercatinib inhibited wild-type RET and multiple mutated RET isoforms as well as VEGFR1 and VEGFR3 with IC 50 values ranging from 0.92 nM to 67.8 nM. In other enzyme assays, selpercatinib also inhibited FGFR 1, 2, and 3 at higher concentrations that were still clinically achievable. In cellular assays, selpercatinib inhibited RET at approximately 60-fold lower concentrations than FGFR1 and 2 and approximately 8-fold lower concentration than VEGFR3. Certain point mutations in RET or chromosomal rearrangements involving in-frame fusions of RET with various partners can result in constitutively activated chimeric RET fusion proteins that can act as oncogenic drivers by promoting cell proliferation of tumor cell lines. In in vitro
Absorption
Absorption The median t max of selpercatinib is 2 hours
Half-Life
half-life is 32 hours following oral administration of RETEVMO in healthy subjects
Metabolism
Metabolism Selpercatinib is metabolized predominantly by CYP3A4
Excretion
Excretion Following oral administration of a single radiolabeled 160 mg dose of selpercatinib to healthy subjects, 69% of the administered dose was recovered in feces (14% unchanged) and 24% in urine

Many medications pass into breast milk in varying amounts. Before using Retevmowhile breastfeeding, discuss the benefits and risks with your healthcare provider or pharmacist — they can weigh your dose, your infant's age, and available lactation safety data to find the safest option for you and your baby.

Storage and Handling Store at 20°C to 25°C (68°F to 77°F); excursions between 15°C and 30°C (59°F to 86°F) are permitted [see USP Controlled Room Temperature].
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The information on this page is for educational purposes only and is not intended as medical advice, diagnosis, or treatment. Always consult your doctor, pharmacist, or qualified healthcare provider before starting, stopping, or changing any medication.