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Frindovyx
cyclophosphamide
Adult Dosing .
Dosage forms: INJ
Special Note
- [uses, dosing may vary]
- Info: refer to institution protocols and pkg insert prior to prescribing for uses, premeds, and dosing incl. toxicity-related dose adjustments
lymphoma
- [40-50 mg/kg/total dose IV divided over 2-5 days]
- Dose: 40-50 mg/kg/total dose IV divided over 2-5 days; Alt: 10-15 mg/kg/dose IV q7-10 days; 3-5 mg/kg/dose IV 2x/wk; Info: for stage III-IV lymphoma, Hodgkin lymphoma, lymphocytic lymphoma, mixed-cell type lymphoma, histiocytic lymphoma, Burkitt lymphoma, or mycosis fungoides; admin. in am; maintain adequate hydration
multiple myeloma
- [40-50 mg/kg/total dose IV divided over 2-5 days]
- Alt: 10-15 mg/kg/dose IV q7-10 days; 3-5 mg/kg/dose IV 2x/wk; Info: admin. in am; maintain adequate hydration
leukemia
- [40-50 mg/kg/total dose IV divided over 2-5 days]
- Alt: 10-15 mg/kg/dose IV q7-10 days; 3-5 mg/kg/dose IV 2x/wk; Info: for CLL, chronic granulocytic leukemia, AML, or ALL; admin. in am; maintain adequate hydration
solid tumors
- [40-50 mg/kg/total dose IV divided over 2-5 days]
- Alt: 10-15 mg/kg/dose IV q7-10 days; 3-5 mg/kg/dose IV 2x/wk; Info: for neuroblastoma, retinoblastoma, breast CA, or ovarian CA; admin. in am; maintain adequate hydration
axillary node positive breast CA, adjuvant tx (off-label)
- [600 mg/m^2/dose IV x1 on day 1 of 21-day cycle]
- Info: give x4 cycles; use w/ doxorubicin; admin. in am; maintain adequate hydration
CML, allogeneic HSCT conditioning tx (off-label)
- [60 mg/kg/dose IV q24h on days -3, -2 prior to transplantation]
- Info: use w/ busulfan; admin. in am; maintain adequate hydration
lymphodepleting tx, pre-afamitresgene autoleucel (off-label)
- [melanoma-associated antigen A4 (MAGE-A4)-positive synovial sarcoma, unresectable or metastatic]
- Dose: 600 mg/m^2/dose IV q24h x3 doses; Start: 7 days prior to afamitresgene autoleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
lymphodepleting tx, pre-axicabtagene ciloleucel (off-label)
- [follicular lymphoma, relapsed or refractory]
- Dose: 500 mg/m^2/dose IV q24h x3 doses; Start: 5 days prior to axicabtagene ciloleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
- [large B-cell lymphoma, relapsed or refractory]
- Dose: 500 mg/m^2/dose IV q24h x3 doses; Start: 5 days prior to axicabtagene ciloleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
lymphodepleting tx, pre-brexucabtagene autoleucel (off-label)
- [mantle cell lymphoma, relapsed or refractory]
- Dose: 500 mg/m^2/dose IV q24h x3 doses; Start: 5 days prior to brexucabtagene autoleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
- [B-cell precursor ALL, relapsed or refractory]
- Dose: 900 mg/m^2/dose IV x1; Start: 2 days prior to brexucabtagene autoleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
lymphodepleting tx, pre-ciltacabtagene autoleucel (off-label)
- [multiple myeloma, relapsed or refractory]
- Dose: 300 mg/m^2/dose IV q24h x3 doses; Start: 5 days prior to ciltacabtagene autoleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
lymphodepleting tx, pre-idecabtagene vicleucel (off-label)
- [multiple myeloma, relapsed or refractory]
- Dose: 300 mg/m^2/dose IV q24h x3 doses; Start: 5 days prior to idecabtagene vicleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
lymphodepleting tx, pre-lifileucel (off-label)
- [melanoma, unresectable or metastatic]
- Dose: 60 mg/kg/dose IV q24h x2 doses; Start: 8 days prior to lifileucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
lymphodepleting tx, pre-lisocabtagene maraleucel (off-label)
- [large B-cell lymphoma, relapsed or refractory]
- Dose: 300 mg/m^2/dose IV q24h x3 doses; Start: 5 days prior to lisocabtagene maraleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
- [CLL/SLL, relapsed or refractory]
- Dose: 300 mg/m^2/dose IV q24h x3 doses; Start: 5 days prior to lisocabtagene maraleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
- [follicular lymphoma, relapsed or refractory]
- Dose: 300 mg/m^2/dose IV q24h x3 doses; Start: 5 days prior to lisocabtagene maraleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
- [mantle cell lymphoma, relapsed or refractory]
- Dose: 300 mg/m^2/dose IV q24h x3 doses; Start: 5 days prior to lisocabtagene maraleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
lymphodepleting tx, pre-obecabtagene autoleucel (off-label)
- [B-cell precursor ALL, relapsed or refractory]
- Dose: 500 mg/m^2/dose IV q24h x2 doses; Start: 6 days prior to obecabtagene autoleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
lymphodepleting tx, pre-tisagenlecleucel (off-label)
- [B-cell precursor ALL, relapsed or refractory]
- Dose: 500 mg/m^2/dose IV q24h x2 doses; Start: 6 days prior to tisagenlecleucel tx; Info: for pts 25 yo and younger; use w/ fludarabine; admin. in am; maintain adequate hydration
- [large B-cell lymphoma, relapsed or refractory]
- Dose: 250 mg/m^2/dose IV q24h x3 doses; Start: 5 days prior to tisagenlecleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
- [follicular lymphoma, relapsed or refractory]
- Dose: 250 mg/m^2/dose IV q24h x3 doses; Start: 5 days prior to tisagenlecleucel tx; Info: use w/ fludarabine; admin. in am; maintain adequate hydration
granulomatosis w/ polyangiitis (GPA) (off-label)
- [15 mg/kg/dose IV q2wk x3 doses, then 15 mg/kg/dose IV q3wk for at least 3 doses]
- Max: 1200 mg/dose; Info: for induction tx; decr. dose to 12.5 mg/kg/dose in pts 60-70 yo or 10 mg/kg/dose in pts >70 yo; use w/ glucocorticoids; give PCP prophylaxis during tx and for at least 6mo after D/C; admin. in am; maintain adequate hydration
renal dosing
- [granulomatosis w/ polyangiitis (GPA)]
- CrCl <30: decr. usual dose by 2.5 mg/kg/dose
- HD: decr. usual dose by 25%, on dialysis days admin. after dialysis; no supplement; PD: decr. usual dose by 25%; no supplement
- [all other indications]
- CrCl <10: decr. usual dose by 25%
- HD: decr. usual dose by 25%, on dialysis days admin. after dialysis; no supplement; PD: decr. usual dose by 25%; no supplement
hepatic dosing
- [see below]
- hepatic impairment: not defined, caution advised
Peds Dosing .
- Dosage forms: INJ
Special Note
- [uses, dosing may vary]
- Info: refer to institution protocols and pkg insert prior to prescribing for uses, premeds, and dosing incl. toxicity-related dose adjustments
lymphoma
- [40-50 mg/kg/total dose IV divided over 2-5 days]
- Dose: 40-50 mg/kg/total dose IV divided over 2-5 days; Alt: 10-15 mg/kg/dose IV q7-10 days; 3-5 mg/kg/dose IV 2x/wk; Info: for stage III-IV lymphoma, Hodgkin lymphoma, lymphocytic lymphoma, mixed-cell type lymphoma, histiocytic lymphoma, Burkitt lymphoma, or mycosis fungoides; admin. in am; maintain adequate hydration
multiple myeloma
- [40-50 mg/kg/total dose IV divided over 2-5 days]
- Alt: 10-15 mg/kg/dose IV q7-10 days; 3-5 mg/kg/dose IV 2x/wk; Info; admin. in am; maintain adequate hydration
leukemia
- [40-50 mg/kg/total dose IV divided over 2-5 days]
- Alt: 10-15 mg/kg/dose IV q7-10 days; 3-5 mg/kg/dose IV 2x/wk; Info: for CLL, chronic granulocytic leukemia, AML, or ALL; admin. in am; maintain adequate hydration
solid tumors
- [40-50 mg/kg/total dose IV divided over 2-5 days]
- Alt: 10-15 mg/kg/dose IV q7-10 days; 3-5 mg/kg/dose IV 2x/wk; Info: for neuroblastoma, retinoblastoma, breast CA, or ovarian CA; admin. in am; maintain adequate hydration
allogeneic HSCT conditioning tx (off-label)
- [50 mg/kg/dose IV q24h on days -5, -4, -3, -2 prior to transplantation]
- Info: use w/ busulfan; admin. in am; maintain adequate hydration
lymphodepleting tx, pre-tisagenlecleucel (off-label)
- [3 yo and older]
- Dose: 500 mg/m^2/dose IV q24h x2 doses; Start: 6 days prior to tisagenlecleucel tx; Info: for pts w/ relapsed or refractory B-cell precursor ALL; use w/ fludarabine; admin. in am; maintain adequate hydration
renal dosing
- [adjust dose amount]
- CrCl <10: decr. usual dose by 25%
- HD: decr. usual dose by 50%, on dialysis days admin. after dialysis; no supplement; PD: decr. usual dose by 25%; no supplement
hepatic dosing
- [see below]
- hepatic impairment: not defined, caution advised
Contraindications / Cautions .
- hypersensitivity to drug or ingredient, severe
- urinary obstruction
- ANC <1500
- Plt <50,000
- pregnancy 1st trimester
- avoid: breastfeeding during tx and x1wk after D/C
- caution: hypersensitivity to oxazaphosphorines
- caution: hypersensitivity to alkylating agents
- caution: pregnancy 2nd trimester
- caution: pregnancy 3rd trimester
- caution: female pts of reproductive potential
- caution: male pts of reproductive potential
- caution: elderly pts
- caution: peds pts (ethanol- or propylene glycol-containing form)
- caution: alcohol use, concurrent (ethanol-containing form)
- caution: cardiotoxic agent use, concurrent
- caution: cardiotoxic agent use hx
- caution: XRT hx
- caution: high-dose use
- caution: renal impairment
- caution: hepatic impairment
- caution: cardiac dz
- caution: infection, severe
- caution: UTI, active
- caution: performance status, low
Drug Interactions .
Overview
cyclophosphamide
alkylating agent
- CYP2B6 substrate
- CYP3A4 substrate
- butyrylcholinesterase inhibitor
- cardiotoxic effects
- hyponatremia
- immunosuppressive effects
- immunosuppressive oncologic agent
- methemoglobinemia
- myelosuppressive effects
- myelosuppressive oncologic agent
- nephrotoxicity
- some formulations of injectable cyclophosphamide contain ethanol
ethanol (in some formulations)
alcohol
- alcohol dehydrogenase pathway substrate
- CNS depression
- hyperuricemic effects
- peripheral neuropathy
Contraindicated
- adenovirus vaccine, live
- BCG live intravesical
- chikungunya vaccine, live
- cholera vaccine, live
- cidofovir
- dengue vaccine, live
- disulfiram
- influenza nasal vaccine, live
- lidocaine topical
- measles/mumps/rubella vaccine, live
- metronidazole
- metronidazole vaginal
- prilocaine topical
- rotavirus vaccine, live
- smallpox vaccine, live
- talimogene laherparepvec
- topiramate
- typhoid vaccine, live
- varicella vaccine, live
- yellow fever vaccine, live
Avoid/Use Alternative
- acitretin
- aldesleukin
- amikacin
- amikacin inhaled
- astragalus
- bumetanide
- butalbital
- carbidopa
- chloramphenicol
- cladribine oral
- clofarabine
- clonidine
- cocaine
- codeine
- cyclophosphamide
- deferiprone
- dexrazoxane
- diazepam
- diroximel fumarate
- doxylamine
- epirubicin
- etanercept
- ethanol
- etrasimod
- fexinidazole
- flurazepam
- foscarnet
- gabapentin enacarbil
- ganciclovir
- gentamicin
- hydrocodone
- idarubicin
- ifosfamide
- isocarboxazid
- kava
- kratom
- lemborexant
- levodopa
- levoketoconazole
- lorazepam
- mannitol
- metaxalone
- methotrexate
- metoclopramide
- midazolam
- morphine
- natalizumab
- nifurtimox
- oliceridine
- opium
- oxaliplatin
- oxybate
- oxymorphone
- palifermin
- penicillamine
- pentamidine
- phenelzine
- pimecrolimus topical
- polymyxin B
- posaconazole
- primaquine
- procarbazine
- prochlorperazine
- promethazine
- rabies vaccine
- radium Ra 223 dichloride
- ropeginterferon alfa-2b
- secnidazole
- streptomycin
- streptozocin
- succinylcholine
- tacrolimus
- tapentadol
- tenofovir disoproxil
- thalidomide
- thiotepa
- tinidazole
- tiopronin
- tobramycin
- tobramycin inhaled
- tranylcypromine
- triazolam
- valganciclovir
- venlafaxine
- voclosporin
- zuranolone
Monitor/Modify Tx
- 5-HTP
- abemaciclib
- acalabrutinib
- acetazolamide
- acyclovir
- adalimumab
- adefovir dipivoxil
- ado-trastuzumab emtansine
- afamitresgene autoleucel
- albendazole
- alectinib
- alemtuzumab
- alfentanil
- aliskiren
- allopurinol
- alogliptin
- alprazolam
- amantadine
- amiloride
- amitriptyline
- amoxapine
- amphotericin
- anagrelide
- anthrax immune globulin
- anthrax vaccine
- anti-thymocyte globulin
- apalutamide
- apomorphine
- apraclonidine ophthalmic
- aripiprazole bimonthly injection
- aripiprazole lauroxil
- aripiprazole monthly injection
- aripiprazole oral
- armodafinil
- arsenic trioxide
- artemether/lumefantrine
- asciminib
- asenapine
- aspirin
- atazanavir
- atidarsagene autotemcel
- auranofin
- avelumab
- axicabtagene ciloleucel
- axitinib
- azacitidine
- azathioprine
- azilsartan medoxomil
- baclofen
- balsalazide
- baricitinib
- belantamab mafodotin
- belinostat
- belzutifan
- benazepril
- bendamustine
- benznidazole
- betibeglogene autotemcel
- bevacizumab
- bexarotene
- bezlotoxumab
- binimetinib
- bleomycin
- blinatumomab
- bortezomib
- bosentan
- bosutinib
- botulism immune globulin
- brentuximab vedotin
- brexpiprazole
- brexucabtagene autoleucel
- brigatinib
- brimonidine topical
- brivaracetam
- buprenorphine
- busulfan
- butorphanol
- cabazitaxel
- cabozantinib
- candesartan cilexetil
- cannabidiol
- cannabis
- capecitabine
- captopril
- carbamazepine
- carboplatin
- carfilzomib
- cariprazine
- carisoprodol
- carmustine
- celecoxib
- cenobamate
- certolizumab pegol
- chamomile, German
- chikungunya vaccine
- chlophedianol
- chlorambucil
- chlordiazepoxide
- chlorothiazide
- chlorpromazine
- chlorthalidone
- cilostazol
- ciltacabtagene autoleucel
- cisplatin
- citalopram
- cladribine injection
- clindamycin
- clobazam
- clomipramine
- clonazepam
- clorazepate
- clozapine
- cobimetinib
- colchicine
- colistimethate
- copanlisib
- COVID-19 vaccine
- creatine
- crizotinib
- cyclosporine
- cytarabine
- cytomegalovirus immune globulin
- dabrafenib
- dacarbazine
- dactinomycin
- danshen
- dapsone
- daratumumab
- daridorexant
- darifenacin
- darolutamide
- darunavir
- dasatinib
- daunorubicin
- decitabine
- deferasirox
- deferoxamine
- desflurane
- desmopressin
- desvenlafaxine
- deuruxolitinib
- deutetrabenazine
- dexamethasone
- dexbrompheniramine
- dexchlorpheniramine
- dexmedetomidine
- dexmedetomidine injection
- dichlorphenamide
- diclofenac
- diclofenac topical
- dicloxacillin
- difelikefalin
- difenoxin
- diflunisal
- dihydrocodeine
- dinutuximab
- diphenhydramine
- diphtheria/tetanus vaccine
- diphtheria/tetanus/pertussis vaccine
- docetaxel
- domperidone
- dostarlimab
- doxepin
- doxepin topical
- doxorubicin
- dronabinol
- dronedarone
- droperidol
- duloxetine
- duvelisib
- ebola vaccine, live
- echinacea
- efavirenz
- efbemalenograstim alfa
- eflapegrastim (G-CSF)
- eflornithine
- elafibranor
- elagolix
- elivaldogene autotemcel
- elranatamab
- enalapril
- enalaprilat
- enasidenib
- encorafenib
- enfortumab vedotin
- entrectinib
- enzalutamide
- epcoritamab
- eribulin
- escitalopram
- esketamine
- eslicarbazepine acetate
- estazolam
- eszopiclone
- ethacrynic acid
- etodolac
- etomidate
- etoposide
- etravirine
- everolimus
- exagamglogene autotemcel
- exenatide
- fam-trastuzumab deruxtecan
- febuxostat
- fedratinib
- felbamate
- fenfluramine
- fenoprofen
- fentanyl
- fesoterodine
- filgrastim (G-CSF)
- flibanserin
- floxuridine
- flucytosine
- fludarabine
- fluorouracil
- fluoxetine
- fluphenazine
- flurbiprofen
- fluvoxamine
- fosamprenavir
- fosinopril
- foslevodopa
- fosphenytoin
- fostamatinib
- furosemide
- gabapentin
- ganaxolone
- garlic
- gemcitabine
- gemtuzumab ozogamicin
- ginkgo
- ginseng, Asian
- givinostat
- glasdegib
- glofitamab
- glycerol phenylbutyrate
- glycopyrrolate
- golimumab
- griseofulvin
- guanfacine
- Haemophilus b vaccine
- haloperidol
- hepatitis A vaccine
- hepatitis B vaccine
- human papillomavirus vaccine
- hydrochlorothiazide
- hydromorphone
- hydroxychloroquine
- hydroxyurea
- hydroxyzine
- ibritumomab tiuxetan
- ibrutinib
- ibuprofen
- ibuprofen lysine
- idecabtagene vicleucel
- idelalisib
- iloperidone
- imatinib
- imetelstat
- immune globulin
- indapamide
- indomethacin
- infliximab
- influenza H5N1 vaccine
- influenza vaccine
- inotuzumab ozogamicin
- interferon beta 1a
- interferon beta 1b
- interferon gamma 1b
- iohexol
- iomeprol
- iopamidol
- irbesartan
- irinotecan
- isatuximab
- isavuconazonium
- isoflurane
- istradefylline
- itraconazole
- ivosidenib
- ixabepilone
- Japanese encephalitis vaccine
- ketamine
- ketoprofen
- ketorolac
- lacosamide
- lamotrigine
- lapatinib
- lasmiditan
- leflunomide
- lenalidomide
- lenvatinib
- levetiracetam
- levomilnacipran
- levorphanol
- lifileucel
- linagliptin
- linezolid
- liraglutide
- lisinopril
- lisocabtagene maraleucel
- lithium
- lofexidine
- lomustine
- lonafarnib
- loncastuximab tesirine
- lopinavir/ritonavir
- lorlatinib
- losartan
- lovotibeglogene autotemcel
- lumacaftor/ivacaftor
- lumateperone
- lurbinectedin
- lutetium Lu 177 dotatate
- lutetium Lu 177 vipivotide tetraxetan
- lymphocyte immune globulin, anti-thymocyte globulin
- magnesium citrate
- magnesium salicylate
- margetuximab
- mavacamten
- meclofenamate
- mefenamic acid
- melatonin
- meloxicam
- melphalan
- meningococcal vaccine
- meperidine
- mercaptopurine
- meropenem
- mesalamine
- mesalamine rectal
- methadone
- methazolamide
- methocarbamol
- methohexital
- methsuximide
- methyldopa
- metolazone
- metyrapone
- midostaurin
- milnacipran
- mirdametinib
- mirtazapine
- mitapivat
- mitomycin
- mitotane
- mitoxantrone
- mobocertinib
- modafinil
- moexipril
- mogamulizumab
- molindone
- momelotinib
- mosunetuzumab
- mycophenolate mofetil
- mycophenolic acid
- nabumetone
- nafcillin
- nalbuphine
- naltrexone
- naproxen
- nefazodone
- nelarabine
- nelfinavir
- neomycin
- nevirapine
- nilotinib
- niraparib
- nusinersen
- obecabtagene autoleucel
- obinutuzumab
- odevixibat
- ofatumumab
- olanzapine
- olaparib
- olmesartan medoxomil
- olsalazine
- olutasidenib
- omaveloxolone
- opicapone
- orphenadrine
- osimertinib
- oxaprozin
- oxazepam
- oxcarbazepine
- oxybutynin
- oxycodone
- oxytocin
- paclitaxel
- pacritinib
- palbociclib
- paliperidone
- pamidronate
- panobinostat
- paromomycin
- paroxetine
- passion flower
- pazopanib
- pegfilgrastim (G-CSF)
- peginterferon alfa 2a
- peginterferon beta 1a
- pegloticase
- pemetrexed
- pentazocine
- pentobarbital
- pentostatin
- perampanel
- perindopril
- perphenazine
- pertuzumab
- pexidartinib
- phenobarbital
- phenytoin
- pimozide
- pioglitazone
- piroxicam
- pirtobrutinib
- plazomicin
- pneumococcal vaccine
- polatuzumab vedotin
- poliovirus vaccine
- polyethylene glycol
- polyethylene glycol/electrolytes
- pomalidomide
- ponatinib
- pralatrexate
- pramipexole
- prednisone
- pregabalin
- primidone
- probenecid
- proguanil
- propafenone
- propofol
- pyrimethamine
- quazepam
- quetiapine
- quinapril
- quizartinib
- ramipril
- ramucirumab
- rasagiline
- rasburicase
- remifentanil
- remimazolam
- repotrectinib
- respiratory syncytial virus vaccine
- Rho(D) immune globulin
- ribavirin
- ribociclib
- rifabutin
- rifampin
- rifamycin
- rifapentine
- ripretinib
- risperidone
- ritonavir
- rituximab
- romidepsin
- ropinirole
- rosiglitazone
- rucaparib
- rufinamide
- ruxolitinib
- ruxolitinib topical
- sacituzumab govitecan
- salsalate
- sargramostim (GM-CSF)
- sarilumab
- satralizumab
- saxagliptin
- scopolamine
- selegiline transdermal
- selinexor
- selumetinib
- sertraline
- sevoflurane
- sipuleucel-T
- sirolimus
- sirolimus albumin-bound
- sitagliptin
- smallpox/mpox vaccine, live
- solifenacin
- somatropin
- sorafenib
- sotorasib
- sparsentan
- spironolactone
- St. John's wort
- stiripentol
- succimer
- sufentanil
- sulfasalazine
- sulfate bowel prep
- sulindac
- sumatriptan
- sunitinib
- suvorexant
- suzetrigine
- tafasitamab
- tagraxofusp
- talazoparib
- talquetamab
- tamoxifen
- tarlatamab
- tazemetostat
- teclistamab
- tecovirimat
- telavancin
- telmisartan
- telotristat ethyl
- temazepam
- temozolomide
- temsirolimus
- tenofovir alafenamide
- teplizumab
- teriflunomide
- thioguanine
- thioridazine
- thiothixene
- tiagabine
- tick-borne encephalitis vaccine
- tipranavir
- tisagenlecleucel
- tivozanib
- tizanidine
- tocilizumab
- tofacitinib
- tolcapone
- tolmetin
- tolterodine
- topotecan
- torsemide
- tovorafenib
- trabectedin
- tramadol
- trametinib
- trandolapril
- trastuzumab
- trazodone
- treosulfan
- triamterene
- trifluridine
- trihexyphenidyl
- trimethoprim
- trospium
- typhoid vaccine
- upadacitinib
- vaborbactam
- vaccinia immune globulin
- valacyclovir
- valbenazine
- valerian
- valproic acid
- valsartan
- vamorolone
- vancomycin
- vandetanib
- vasopressin
- vemurafenib
- venetoclax
- vigabatrin
- vilazodone
- viloxazine
- vinblastine
- vincristine
- vinorelbine
- vorasidenib
- vortioxetine
- warfarin
- zaleplon
- zanidatamab
- zanubrutinib
- zenocutuzumab
- ziconotide
- zidovudine
- ziprasidone
- ziv-aflibercept
- zoledronic acid
- zolpidem
- zonisamide
Caution Advised
- abatacept
- abrocitinib
- adagrasib
- almotriptan
- amiodarone
- amlodipine
- anakinra
- anifrolumab
- aprepitant
- articaine
- atorvastatin
- avacopan
- baclofen intrathecal
- basiliximab
- beclomethasone inhaled
- beclomethasone nasal
- belatacept
- belimumab
- belumosudil
- benzocaine topical
- berberine
- berotralstat
- betamethasone
- bicalutamide
- bimekizumab
- brimonidine ophthalmic
- brodalumab
- bromocriptine
- brompheniramine
- budesonide
- budesonide inhaled
- budesonide nasal
- budesonide rectal
- bupivacaine
- bupivacaine liposomal
- buspirone
- butamben
- canakinumab
- capivasertib
- carbinoxamine
- cefotetan
- ceritinib
- cetirizine
- chloroprocaine
- chlorpheniramine
- chlorzoxazone
- cimetidine
- ciprofloxacin
- clarithromycin
- clemastine
- clobetasol ophthalmic
- clofazimine
- clopidogrel
- clotrimazole oropharyngeal
- cobicistat
- conivaptan
- corticotropin
- cortisone
- cranberry
- crovalimab
- cyclobenzaprine
- cyproheptadine
- danazol
- danicopan
- dantrolene
- deflazacort
- desipramine
- deucravacitinib
- dexamethasone ophthalmic
- difluprednate ophthalmic
- diltiazem
- dimenhydrinate
- dimethyl fumarate
- diosmin
- diphenoxylate
- dupilumab
- eculizumab
- efgartigimod alfa
- eletriptan
- elotuzumab
- emapalumab
- entacapone
- erythromycin
- ethinyl estradiol (contraceptive)
- ethosuximide
- fidanacogene elaparvovec
- fingolimod
- fluconazole
- fludrocortisone
- flunisolide nasal
- fluocinolone intravitreal
- fluorometholone ophthalmic
- fluticasone furoate
- fluticasone propionate
- fosaprepitant
- frovatriptan
- fruquintinib
- givosiran
- glecaprevir
- goldenseal
- grapefruit
- grazoprevir
- guselkumab
- hydrocortisone
- hydrocortisone ophthalmic
- hyoscyamine
- imipramine
- inebilizumab
- iptacopan
- isoniazid
- ivacaftor
- ixekizumab
- ketoconazole
- larotrectinib
- lazertinib
- lebrikizumab
- lefamulin
- lenacapavir
- letermovir
- levocetirizine
- lidocaine
- lomitapide
- loteprednol ophthalmic
- lovastatin
- loxapine
- lurasidone
- maribavir
- mavorixafor
- meclizine
- mepivacaine
- meprobamate
- methylprednisolone
- metyrosine
- mifepristone
- miglustat
- mirikizumab
- mirvetuximab soravtansine
- mometasone implant
- mometasone inhaled
- mometasone nasal
- monomethyl fumarate
- nadofaragene firadenovec intravesical
- naratriptan
- naxitamab
- netupitant
- nicardipine
- nirogacestat
- nortriptyline
- ocrelizumab
- osilodrostat
- ozanimod
- pegcetacoplan
- peppermint
- pheniramine
- pibrentasvir
- ponesimod
- pozelimab
- prednisolone
- prednisolone ophthalmic
- procaine
- protriptyline
- pyrilamine
- quercetin
- ramelteon
- ranolazine
- ravulizumab
- regorafenib
- remdesivir
- resveratrol
- rilonacept
- risankizumab
- ritlecitinib
- rizatriptan
- ropivacaine
- rotigotine transdermal
- rozanolixizumab
- safinamide
- secukinumab
- selegiline
- selpercatinib
- siltuximab
- siponimod
- spesolimab
- sutimlimab
- tasimelteon
- tetrabenazine
- tetracaine
- tezepelumab
- ticagrelor
- tildrakizumab
- tolvaptan
- tralokinumab
- triamcinolone
- trifluoperazine
- trimethobenzamide
- trimipramine
- triprolidine
- trofinetide
- tuberculin purified protein derivative
- tucatinib
- ublituximab
- ustekinumab
- vedolizumab
- verapamil
- vilobelimab
- vonoprazan
- voriconazole
- voxelotor
- xanomeline
- zileuton
- zilucoplan
- zolmitriptan
Adverse Reactions .
Serious Reactions
- myelosuppression
- bone marrow failure
- immunosuppression
- infection, serious
- secondary malignancy
- urotoxicity
- hemorrhagic cystitis
- urinary bladder fibrosis
- renal impairment
- renal failure
- SIADH
- cardiotoxicity
- CHF
- arrhythmia
- pneumonitis
- pulmonary fibrosis
- pulmonary toxicity, severe
- hepatic veno-occlusive dz
- hepatotoxicity
- sterility
- anaphylaxis
- hypersensitivity rxn
- Stevens-Johnson syndrome
- toxic epidermal necrolysis
- erythema multiforme
- GI hemorrhage
- pancreatitis
- neurotoxicity
- impaired wound healing
Common Reactions
- neutropenia
- febrile neutropenia
- fever
- alopecia
- nausea
- vomiting
- diarrhea
- anorexia
- stomatitis
- abdominal pain
- rash
- skin pigmentation
- nail changes
- leukopenia
- thrombocytopenia
- anemia
- amenorrhea
- sterility
- jaundice
- impaired wound healing
Safety/Monitoring .
Monitoring Parameters
pregnancy test, Cr at baseline; CBC w/ diff; urinalysis
Ethanol Content
contains 0.0448 g ethanol per 50 mg dose; avoid or minimize alcohol use, caution advised w/ concomitant CNS depressant use; CNS depression and/or intoxication sx may occur
Look/Sound-Alike Drug Names
cyclophosphamide confused with: cycloSPORINE
Pregnancy/Lactation .
Pregnancy
Clinical Summary
avoid use in 1st trimester, weigh risk/benefit in 2nd and 3rd trimesters; risk of teratogenicity in 1st trimester based on human data; risk of intrauterine growth restriction and neonatal pancytopenia in 2nd and 3rd trimesters based on limited human data
Individuals of Reproductive Potential
obtain pregnancy test before tx start; avoid pregnancy by using effective contraception during tx and up to 1y after D/C in female pts and during tx and x4mo after D/C in male pts
Lactation
Clinical Summary
avoid breastfeeding during tx and x1wk after D/C; possible risk of infant harm, incl. myelosuppression, based on limited human data; no human data available to assess effects on milk production
Pharmacology .
Metabolism: for cyclophosphamide: liver; CYP450: 2A6, 2B6 (primary), 2C9, 2C18, 2C19, 3A4, 3A5 substrate; Info: prodrug converted to active metabolites; for active metabolites: oxidation, beta-elimination; CYP450: none
Excretion: urine primarily (10-20% unchanged), bile 4%; Half-life: 3-12h
Subclass: Alkylating Agents, Nitrogen Mustards ; DMARDs, Conventional
Mechanism of Action
alkylates and crosslinks DNA
Formulary .
No Formulary Selected
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