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Hyrnuo
sevabertinib
Adult Dosing .
Dosage forms: TAB: 10 mg
Special Note
- [uses, dosing may vary]
- Info: refer to institution protocols and pkg insert prior to prescribing for uses and dosing including toxicity-related dose adjustments
HER2-mutant nonsquamous non-small cell lung CA, locally advanced or metastatic
- [20 mg PO bid]
- Info: for patients with previously treated disease with HER2 tyrosine kinase domain activating mutations; do not cut/crush/chew tab
renal dosing
- [see below]
- eGFR >30: no adjustment; eGFR <30: not defined
- HD/PD: not defined
hepatic dosing
- [see below]
- bilirubin 1.1-1.5x ULN or AST >ULN: no adjustment; bilirubin >1.5x ULN: not defined
Peds Dosing .
Peds dosing is currently unavailable or not applicable for this drug.
Contraindications / Cautions .
- hypersensitivity to drug or ingredient
- avoid: breastfeeding during tx and x1wk after D/C
- caution: patients of childbearing potential
- caution: male patients of reproductive potential
Drug Interactions .
Overview
sevabertinib
HER2 kinase inhibitor
- CYP3A4 substrate
- CYP1A1 inhibitor
- CYP3A4 inhibitor, weak
- BCRP inhibitor
- P-gp inhibitor, weak
- immunomodulatory effects
Contraindicated
- adenovirus vaccine, live
- chikungunya vaccine, live
- cholera vaccine, live
- cisapride
- colchicine
- dengue vaccine, live
- eliglustat
- influenza nasal vaccine, live
- measles/mumps/rubella vaccine, live
- rotavirus vaccine, live
- smallpox vaccine, live
- typhoid vaccine, live
- varicella vaccine, live
- yellow fever vaccine, live
Avoid/Use Alternative
- adagrasib
- alpelisib
- alprazolam
- apalutamide
- apixaban
- atazanavir
- bosentan
- butalbital
- carbamazepine
- cenobamate
- ceritinib
- chloramphenicol
- cladribine oral
- clarithromycin
- cobicistat
- codeine
- dabigatran
- dabrafenib
- efavirenz
- encorafenib
- ensartinib
- enzalutamide
- etravirine
- fexinidazole
- fosphenytoin
- grapefruit
- hydrocodone
- idelalisib
- itraconazole
- ivosidenib
- ketoconazole
- levoketoconazole
- lonafarnib
- lopinavir/ritonavir
- lorlatinib
- lumacaftor/ivacaftor
- mavacamten
- meperidine
- methadone
- mifepristone
- mitapivat
- mitotane
- modafinil
- nafcillin
- nefazodone
- nelfinavir
- neratinib
- oxycodone
- pacritinib
- pazopanib
- pentobarbital
- pexidartinib
- phenobarbital
- phenytoin
- pimozide
- posaconazole
- pralsetinib
- primidone
- propafenone
- rabies vaccine
- relugolix
- repotrectinib
- ribociclib
- rifabutin
- rifampin
- rifapentine
- ritonavir
- rivaroxaban
- simvastatin
- sirolimus albumin-bound
- sotorasib
- St. John's wort
- tipranavir
- topotecan
- tucatinib
- venetoclax
- voriconazole
Monitor/Modify Tx
- abemaciclib
- acalabrutinib
- afatinib
- alfentanil
- amiodarone
- anthrax vaccine
- atorvastatin
- avanafil
- avapritinib
- brigatinib
- capivasertib
- chikungunya vaccine
- clozapine
- COVID-19 vaccine
- cyclosporine
- digoxin
- diphtheria/tetanus vaccine
- diphtheria/tetanus/pertussis vaccine
- disopyramide
- docetaxel
- dofetilide
- domperidone
- ebola vaccine, live
- edoxaban
- enfortumab vedotin
- entrectinib
- eplerenone
- erythromycin
- everolimus
- fedratinib
- felodipine
- fentanyl
- finerenone
- flibanserin
- fluvastatin
- gepirone
- Haemophilus b vaccine
- hepatitis A vaccine
- hepatitis B vaccine
- human papillomavirus vaccine
- ibrutinib
- influenza H5N1 vaccine
- influenza vaccine
- irinotecan
- ivabradine
- ixabepilone
- Japanese encephalitis vaccine
- lapatinib
- lemborexant
- lomitapide
- lovastatin
- lumateperone
- lurasidone
- lurbinectedin
- mavorixafor
- meningococcal vaccine
- methotrexate
- midazolam
- mitoxantrone
- mobocertinib
- morphine
- nifedipine
- nimodipine
- nisoldipine
- oliceridine
- pemigatinib
- pitavastatin
- pneumococcal vaccine
- poliovirus vaccine
- pravastatin
- quinidine (antiarrhythmic)
- ranolazine
- red yeast rice
- respiratory syncytial virus vaccine
- riociguat
- rosuvastatin
- selpercatinib
- sirolimus
- smallpox/mpox vaccine, live
- sufentanil
- tacrolimus
- tadalafil
- talazoparib
- taletrectinib
- tamsulosin
- temsirolimus
- tenofovir alafenamide
- tenofovir disoproxil
- tick-borne encephalitis vaccine
- tolvaptan
- triazolam
- typhoid vaccine
- ubrogepant
- vardenafil
- vinblastine
- vincristine
- vinorelbine
- warfarin
- zanubrutinib
Caution Advised
- aprepitant
- avacopan
- berotralstat
- cariprazine
- ciprofloxacin
- clofazimine
- cobimetinib
- conivaptan
- crizotinib
- cyclophosphamide
- danazol
- daridorexant
- darolutamide
- darunavir
- dihydroergotamine
- diltiazem
- dronedarone
- duvelisib
- elinzanetant
- ergotamine
- fluconazole
- fosamprenavir
- glecaprevir
- imatinib
- isavuconazonium
- lefamulin
- lenacapavir
- letermovir
- methylergonovine
- naldemedine
- netupitant
- nilotinib
- nirogacestat
- palovarotene
- pibrentasvir
- rilzabrutinib
- roflumilast
- roflumilast topical
- seladelpar
- sirolimus topical
- sulfasalazine
- verapamil
Adverse Reactions .
Serious Reactions
- diarrhea, severe
- hepatotoxicity
- interstitial lung disease
- pneumonitis
- ocular toxicity
- amylase elevation
- lipase elevation
Common Reactions
- diarrhea
- rash
- paronychia
- stomatitis
- nausea
- xeroderma
- weight decr.
- appetite decr.
- ocular toxicity
- vomiting
- pruritus
- fatigue
- abdominal pain
- dyspnea
- edema
- arrhythmia
- alopecia
- lipase incr.
- Hgb decr.
- potassium decr.
- ALT or AST incr.
- magnesium decr.
- glucose incr.
- lymphocytes decr.
- albumin decr.
- amylase incr.
- calcium decr.
- Cr incr.
- sodium decr.
- alk phos incr.
- triglycerides incr.
Safety/Monitoring .
Monitoring Parameters
pregnancy test at baseline; LFTs at baseline, then q2wk x1mo, then qmo and as clinically indicated; amylase, lipase regularly during tx; signs/symptoms of interstitial lung disease
Pregnancy/Lactation .
Pregnancy
Clinical Summary
weigh risk/benefit during pregnancy; no human data available; risk of decr. fetal wt based on animal data at 0.18x systemic exposure; risk of teratogenicity, embryo-fetal death, and decr. fetal wt based on drug's mechansim of action
Individuals of Reproductive Potential
obtain pregnancy test before tx start; avoid pregnancy by using effective contraception during tx and x1wk after D/C in patients of childbearing potential and male patients
Lactation
Clinical Summary
avoid breastfeeding during tx and x1wk after D/C; no human data available to assess risk of infant harm or effects on milk production
Pharmacology .
Metabolism: for sevabertinib: liver; CYP450: 1A1, 3A4 (primary) substrate; UGT: substrate (enzymes not defined)
Excretion: for sevabertinib: feces 84% (14% unchanged), urine 10% (1.3% unchanged); Half-life: 8h
Subclass: HER2 Antagonists ; Kinase Inhibitors, HER2 Inhibitors
Mechanism of Action
for sevabertinib: inhibits HER2 phosphorylation and its downstream signaling, leading to inhibition of cell proliferation in tumor cells harboring HER2 tyrosine kinase domain activating mutations; also binds to EGFR, inhibiting kinase activity and cancer cell signal transduction
Formulary .
No Formulary Selected
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