Usual Adult Dose for Non-Small Cell Lung Cancer:
10 mg/kg IV over 60 minutes every 2 weeks until disease progression, unacceptable toxicity, or a maximum of 12 months
Use: For patients with unresectable Stage III non-small cell lung cancer (NSCLC) whose disease has not progressed following concurrent platinum-based chemotherapy and radiation therapy
Usual Adult Dose for Small Cell Lung Cancer:
30 kg or less:
20 mg/kg IV every 3 weeks (21 days) for 4 cycles, followed by 20 mg/kg every 4 weeks as a single agent until weight increases to greater than 30 kg
NOTE: When this drug is given in combination with chemotherapy, administer this drug prior to chemotherapy on the same day; refer to the Prescribing Information for etoposide and carboplatin or cisplatin for dosing information.
Greater than 30 kg:
1500 mg IV every 3 weeks (21 days) for 4 cycles, followed by 1500 mg every 4 weeks as a single agent until disease progression or unacceptable toxicity
NOTE: When this drug is given in combination with chemotherapy, administer this drug prior to chemotherapy on the same day; refer to the Prescribing Information for etoposide and carboplatin or cisplatin for dosing information.
Use: This drug in combination with etoposide and either carboplatin or cisplatin, for the first-line treatment of adult patients with extensive-stage small cell lung cancer (ES-SCLC)
 Detailed Imfinzi dosage information
What happens if I miss a dose?
Call your doctor for instructions if you miss an appointment for your Imfinzi injection.
What happens if I overdose?
Since this medicine is given by a healthcare professional in a medical setting, an overdose is unlikely to occur.
