Irinotecan (and liposomal irinotecan)
Irinotecan is a topoisomerase-blocking chemotherapy central to bowel and pancreatic cancer regimens (FOLFIRI, FOLFIRINOX, NALIRIFOX) and to salvage therapy in childhood sarcomas; it carries the same warhead as the deruxtecan ADC payloads.
Approved 1996 (colorectal after 5-FU); FOLFIRI first line with bevacizumab/cetuximab; FOLFIRINOX (2011) and liposomal irinotecan (NAPOLI-1 2015, NAPOLI-3 NALIRIFOX 2024) in pancreatic cancer; irinotecan-temozolomide in Ewing, rhabdomyosarcoma, neuroblastoma; vincristine-irinotecan windows in RMS. Diarrhoea (cholinergic and delayed) and neutropenia; UGT1A1 genotyping is label-recommended.
- Medicare
- Part B (clinician-administered)
Given by infusion or injection in a clinic or hospital outpatient department, so it is a Part B drug: Medicare pays 80% after the Part B deductible and the patient owes 20% coinsurance, uncapped in Original Medicare unless a Medigap policy applies. Generic irinotecan; liposomal irinotecan (Onivyde) is a branded Part B drug that plans may review.
- Commercial insurance
- covered on label
Multi-source generic; covered under the medical benefit without prior authorisation in most plans, as part of standard regimens. Onivyde usually requires prior authorisation.
- Assistance programmes
- Ipsen Cares
- PAN Foundation — Disease-specific co-pay and premium funds; open and closed funds change monthly.
- HealthWell Foundation
- CancerCare Co-Payment Assistance Foundation
- Patient Advocate Foundation Co-Pay Relief
Sources: Medicare.gov: Chemotherapy · Medicare.gov: Prescription drugs (outpatient, Part B). Not medical or financial advice; verify with your plan.
- Appraised for
- Irinotecan, oxaliplatin and raltitrexed for advanced colorectal cancer
- Notes
- Generic; funded routinely. Liposomal irinotecan (Onivyde) with 5-FU for pancreatic cancer after gemcitabine was appraised in TA440 (2017).
- NHS England
- Routinely funded for the appraised indication (or via managed access)
Sources: NICE TA93 · SMC advice: irinotecan. Funding decisions are indication-specific and change monthly; verify with NICE and your treating team.
Approvals
| Region | Year | Indication |
|---|---|---|
| US | 1996 | Metastatic colorectal cancer after 5-FU; first line with 5-FU/LV 2000 |
| US | 2015 | Liposomal irinotecan with 5-FU/LV in metastatic pancreatic cancer after gemcitabine |
| US | 2024 | Liposomal irinotecan in NALIRIFOX first-line metastatic pancreatic cancer |
Trials
topRecruiting now (live from ClinicalTrials.gov)
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Latest papers
topQuery for this drug: (TITLE:"Irinotecan" OR ABSTRACT:"Irinotecan" OR TITLE:"and liposomal irinotecan" OR ABSTRACT:"and liposomal irinotecan" OR TITLE:"Camptosar" OR ABSTRACT:"Camptosar" OR TITLE:"Onivyde" OR ABSTRACT:"Onivyde") AND (cancer OR tumor OR tumour OR oncology OR carcinoma OR lymphoma OR leukemia OR leukaemia OR myeloma OR sarcoma OR melanoma OR glioma). Results are unfiltered search hits about Irinotecan (and liposomal irinotecan), not a curated reading list.
Pages like this
not linked directly; found by shared links- ProductFluorouracil (5-FU)
Shares FOLFOX, FOLFIRI, FOLFIRINOX and CAPOX, Hepatoblastoma, DNA replication & origin licensing, Cytotoxic chemotherapy and the tags gap-fill, generic, who-essential.
- ProductVincristine
Shares Hepatoblastoma, Rhabdomyosarcoma, Ewing sarcoma, Medulloblastoma and the tags gap-fill, generic, who-essential.
- ProductEtoposide
Shares Rhabdomyosarcoma, Ewing sarcoma, Topoisomerase-I inhibitors (and ADC payloads), Small-cell lung cancer and the tags gap-fill, generic, who-essential.
- ProductOxaliplatin
Shares FOLFOX, FOLFIRI, FOLFIRINOX and CAPOX, Cytotoxic chemotherapy, Pancreatic ductal adenocarcinoma, Colorectal cancer and the tags gap-fill, generic, who-essential.
- ProductCyclophosphamide
Shares Rhabdomyosarcoma, Ewing sarcoma, Medulloblastoma, Neuroblastoma (paediatric) and the tags gap-fill, generic, who-essential.
- ProductDactinomycin (actinomycin D)
Shares Rhabdomyosarcoma, Ewing sarcoma, Cytotoxic chemotherapy and the tags gap-fill, generic, who-essential.
- ProductGemcitabine
Shares DNA replication & origin licensing, Cytotoxic chemotherapy, Pancreatic ductal adenocarcinoma and the tags gap-fill, generic, who-essential.
- ProductMethotrexate
Shares DNA replication & origin licensing, Medulloblastoma, Cytotoxic chemotherapy and the tags gap-fill, generic, who-essential.