Cancer chemotherapy(sparsh gupta) Flashcards
Gompertzian model
Growth fraction peaks when tumor is approx 37% of its maximum size
Most susceptible atom to Alkylating agents
N7 of guanine
Mesna
Mercaptoethane sulfonic acid
Mechlorethamine is used in
Hodgkin lymphoma
Adverse effects of cyclophosphamide
Cardiac dysfunctionPulmonary toxicitySIADH
Anticancer drugs that cause delayed neutropenia
Nitrsoureas
Adverse effects of busulfan
Adrenal insufficiencyPulmonary fibrosisSkin hyperpigmentationHyperuricemia
CNS side effects of procarbazine
HypnosisVivid dreams
Drug used for CLL
ChlorambucilAs it spares myelocytes
Cisplatin nephrotoxicity can be prevented by
Chloride diuresis Doesnot help against ototoxicity
Cisplatin is inactivated by
Aluminium
Drug that can be given to prevent cisplatin induced nephrotoxicity
Amifostine
Electrolyte abnormalities associated with cisplatin
Reduces all ions Hypomagnesimia HypokalemiaHypophosphatemiaHypocalcemia
Anticancer drugs with strong vesicant properties
NitrosoureasMechlorethamine
Alkylating agent with less chance of secondary leukemia
Cyclophosphamide
Anticancer drugs causing veno occlusive disease
All Alkylating agents in high doses
Alkylating agents causing pulmonary fibrosis
All Alkylating agents
Mechanisms of MTX resistance
Decreased MTX transporterDecreased formation of MTX polyglutamateIncreased levels of DHFR due to GENE AMPLIFICATION altered DHFRIncreased drug efflux transporter
Enzyme required for activation of MTX and pemetrexed
Folylpolyglutamate synthase
MTX is DOC for
Choriocarcinoma
Pemetrexed is approved for treatment of
Mesothelioma
Citrovorum factor
N10 formyl THF
Rx of MTX toxicity
Citrovorum factor Alkalinisation of urineDialysis Glucarpidase
Glucarpidase
MTX cleaving enzyme
Pralatrexate is used for Rx of
Peripheral T cell lymphoma
Adverse effects of MTX
HepatotoxicityPulmonary infiltrates and fibrosisBone marrow supression Mucositis
DOC for CLL
Fludarabine
Purine analogs
6MP6TGCladribine Fludarabine
DOC for Hairy cell leukemia
Cladribine(resistant to degradation by ADA)
Drug that must be given to longterm purine analog users
Cotrimoxazole for PCP prophylaxis as long term purine analog use leads to Immunosuppression
Dose of which anti metabolites should be reduced when given along with allopurinol
6-MPazathioprine
Pyramidine analogs
5FUcytarabineCapecitabineGemcitabine5-azacytidineDecitabine
Single most effective agent for induction of remission in AML
Cytarabine
Anticancer drug eliminated by lungs
5FUconverted to CO2
Adverse effect of capecitabine
Hyperbilirubinemia
Metabolism of thiopurines
TPMTthiopurine methyl transferase
5FU is catabolised by
Dihydropyramidine dehydrogenase
5FU action is augmented by
Leukovorin
DOC for pancreatic cancer
Gemcitabine
Adverse effect of thiopurines
Hepatotoxicity
Adverse effects of 5FU
NeurotoxicityHand foot syndrome
Side effect of fludarabine
Arthralgia
Side effect of gemcitabine
Diarrhoea
Marrow sparing cytotoxic drugs
VincristineBleomycinL-asparaginase
Diff btw vincristine and vinblastine
Vinblastine causes bone marrow supressionVincristine has bone marrow sparing effect but dose limiting neurotoxicity
Use of vinblastine
Metastatic testicular tumors
Use of vincristine
Induction of remission in childhood leukemiasPediatric solid tumors-Wilms,neuroblastoma,rhabdomyosarcoma
Taxanes that causes hypersensitivity reactions
Paclitaxel
Taxanes that don’t cause hypersensitivity reactions
DocetaxelNabpaclitaxel(protein bound paclitaxel)
Adverse effect of Taxanes
Bone marrow suppressionNeurotoxicity
Taxanes drug interactions
Cisplatin decreases paclitaxel clearance Paclitaxel decreases doxorubicin clearance
Use of Cabazitaxel
Rx of refractory metastatic prostate cancer in combination with prednisone
MOA of action of Ixabepilone
Microtubule stabilisation
Estramustine is combination of
Estrogen and Mechlorethamine
Use of estramustine
Prostatic Ca
Side effects of estramustine
Gynacomastia Impotence
MOA of camptothecins
Inhibits topoisomerase 1
Elimination of camptothecins
Irinotecan eliminated in bileTopotecan eliminated by renal route
Rx of choice for advanced colorectal carcinoma
Irinotecan+5FU
Dose limiting toxicities of camptothecins
Irinotecan-diarrhoea Topotecan- neutropenia
Adverse effects of irinotecan
DiarrhoeaMyelosuppressionCholinergic syndrome(inhibits acetyl choline esterase)
MOA of etoposide and teniposide
Inhibit topoisomerase 2
Use of etoposide
Testicular Ca Prostate CaSmall cell Ca of lung
Etoposide induced secondary leukemia
Develops at short intervalNot preceded by myelodysplasiaIt’s acute non lymphocytic type
Toxicity of etoposide
Hepatotoxicity
All anti tumor antibiotics are obtained from
Streptomyces
Cardiotoxicity of anthracyclins can be reduced by
Alpha tocopherolDexrazoxane
MOA of anthracyclins
Inhibits topoisomerase 2
Less cardiotoxic anthracyclin
Mitoxantrone
Radiation recall reaction is seen with
Anthracyclins
Use of Mitoxantrone
Hormone resistant prostate cancerAMLSPMS(secondary progressive MS)
Leukemia caused by Mitoxantrone
Acute promyelocytic leukemia
Use of valrubicin
BCG refractory urinary bladder Ca insitu
Radiosensitizers
Hydroxy ureaGemcitabineMetronidazole5FUdactinomycin
Use of dactinomycin
Solid tumors in children
Nature of Bleomycin
Glycopeptide
Earliest indicator of adverse effect of Bleomycin
Decreased DLco
Adverse effects of Bleomycin
Cutaneous Hyperpigmentation Hyperkeratosis Erythema UlcersPneumonitisPulmonary fibrosisHypersensitivity
Bleomycin is metabolised by
Bleomycin hydrolaseIt’s concentration is less in skin and lungs
Bleomycin toxicity is ________ dependant
Oxygen
Hypoxic tumor cells can be killed by
Mitomycin
Adverse effect of mitomycin
HUSdelayed bronchospasm
Use of mitomycin
Superficial Bladder CaAnal CaTracheal and laryngeal stenosis
Adverse effects of docetaxel
Peripheral neuropathyFluid retention
Imatinib is the drug of choice for
CMLGIST
MOA of Imatinib
Competitive inhibitor of ATP binding of the abl kinase
Erlotinib pharmacokinetics
Food increases absorption by 100%Metabolised by CYP3A4
Adverse effects of erlotinib
Skin rashDiarrhoeaAnorexia Fatigue
Erlotinib is effective in
WomenNon smokersAsiansNon small cell lung CaAdenocarcinoma Bronchioalveolar Ca
Use of erlotinib
Non small cell lung cancer with EGFR receptor mutationKRAS mutation cancers don’t respond to itPancreatic Ca
Use of sorafenib and sunitinib
Sunitinib- RCC,GISTsorafenib-RCC,HCC
Adverse effects of sorafenib and sunitinib
Hypertension
Route of administration of tyrosine kinase inhibitors
Oral
Use of lapatinib
Ca breastInhibits TK associated with her2/neu
Use of pazopanib
Advanced RCCMulti targeted TK inhibitor against VEGF,PDGF,c kit
Drug that inhibits TK activated by JAK
Tofacitinib
Tofacitinib is used against
rheumatoid arthritis
Tyrosine kinase inhibitors used in medullary Ca of thyroid
Vandetanib(VEGFR,EGFR)Cabozantinib(c-MET,VEGFR-2)
TK inhibitor used in Rx of malignant melanoma
Vemurafenib(BRAF)
TK inhibitor used in myelofibrosis
Ruxolitinib(JAK1,2)
TK inhibitors used in CML
BosutinibDasatinibImatinibNilotinibPonatinib
TK inhibitor used in colorectal cancer
Regorafenib(VEGFR2,TIE2)
TK inhibitors used in non small cell carcinoma of lung
Crizotinib(cMET,ALK)Erlotinib(EGFR)Gefitinib(EGFR)
TK inhibitors used in advanced RCC
Axitinib(VEGFR1,2,3)Pazopanib(VEGFR1,2,3;PDGFR A,B;cKIT)SorafenibSunitinib
TK inhibitors used in pancreatic Ca
SunitinibErlotinib
Dose limiting toxicity of transtuzumab
Cardiotoxicity
CD52 antagonist
Alemtuzumab(low grade lymphomas and CLL)
Monoclonal Ab against EGFR
CetuximabPanitumumabEGFR positive metastatic colorectal Ca
CD33 Antagonist
Gemtuzumab ozogamycinCD33 positive AML
CD 20 antagonists conjugated with radioisotopes
I131-tositumomabY90-ibritumomab tiuxetanUsed for relapsed lymphomas
Recombinant IL-2 with diphtheria toxin
Denileukin diftitoxUsed for recurrent cutaneous T cell lymphoma
Adverse effects of cetuximab
Rash Hypomagnesimia ILD
Rituximab is used against
CLLAIHAITPNHLRACHINA
Use of cetuximab
Colorectal CaHead and neck cancer
Advantage of panitumumab
Fully human Mab No rash
Adverse effects of bevacizumab
HypertensionThromboembolismImpaired wound healingGIT perforation
Use of bevacizumab
ColorectalBreastGlioblastoma Metastatic RCCnon small cell lung Ca
Adverse effects of flutamide
Hot flushes Gynacomastia Hepatic dysfunction
Complete androgen blockade
AR blockersGnRH agonists
MOA of abiraterone
17 A hydroxylase inhibitorProstate Ca
Drugs that inhibit 17 A hydroxylase
EtomidateAbiraterone
Drugs that inhibit 11 B hydroxylase
MetyraponeEtomidate
SERD
Selective estrogen receptor downregulatorFulvestrant
Aromatase inhibitors
1G-Aminoglutethimide2GFormestaneFadrozoleRogletimide3GExemestaneAnastrazoleLetrozoleVorozole
Adverse effects of aminoglutethemide
Adrenal insufficiencyMyelosupression Rash
Adverse effects of L asparaginase
Severe hypersensitivity reactions Acute pancreatitisCVT
Asparaginase is used in treatment of
LeukemiasLymphomas
MOA of pentostatin
Inhibits ADA
Use of Plicamycin
Hypercalcemia of malignancyMetastatic testicular Ca
Hydroxy urea is DOC for
Sickle cell anemiaEssential thrombocytosisPolycythemia Vera
Second drug of choice in essential thrombocytosis
Anagrelide
Route of administration of hydroxy urea
Oral
Adverse effects of tretinoin
Vit A toxicity- headache,dryness,rash,pruritis,conjunctivitisRetinoic acid syndrome- pleural or pericardial effusion,pulmonary infiltrates,feverHypercholesterolemia Hypertriglyceridemia Abdominal pain and diarrhoea
Adverse effects of arsenic trioxide
HyperglycaemiaProlonged QT interval
Adverse effects of thalidomide
TeratogenicityConstipationPeripheral neuropathyRashHypothyroidismIncreased risk of DVT
IMiD and selCID
Immunomodulatory derivatives of thalidomideSelective cytokine inhibitory drugs
MOA of thalidomide
Inhibition of angiogenesis Inhibition of TNF AIncreased production of IL-10Reduces phagocytosisAlteration of adhesion molecule expression
Use of thalidomide
MMENLskin manifestations of SLEHIV associated wasting CrohnConditioning before stem cell transplantationMDSkaposi sarcomaPrimary brain malignanciesRecurrent aphthous ulcersTBGVHD
Histone deacetylase inhibitors
VorinostatRomidepsin
Use of histone deacetylase inhibitors
Cutaneous T cell lymphoma
Recombinant IL-2
Aldesleukin
Use of aldesleukin
RCCmalignant melanoma
Use of neoadjuvant chemotherapy
BladderBreastColorectalStomachEsophagusLung
Recombinant IL-11
OprelevkinUsed to prevent thrombocytopenia
Rx for radiation induced xerostomia
PilocarpinePalifermin
Induction Rx for ALL
Intrathecal MTXasparaginaseDaunorubicinPrednisoloneVincristineMAD PV
Drugs used during consolidation phase of ALL
Hyper CVAD alternated with cytarabine+MTXcyclophosphamide VincristineAdriamycinDexamethasone
Rx of choice for AML
Cytarabine+Daunorubicin/idarubicin
Rx of choice for CLL
FludarabineCyclophosphamide Rituximab FCR
Rx of choice for Hodgkin
ABVDadriamycinBleomycinVinblastineDacarbazine
Rx of choice for non hodgkin lymphoma
R-CHOPRituximabCyclophosphamide Hydroxydaunorubicin(doxorubicin)Oncovin(vincristine)Prednisone
Rx of choice for multiple myeloma
BortezomibDexamethasone Lenalidomide
Rx of choice for waldenstrom macroblobinemia
FCR
Rx of choice for non small cell lung Ca
CisplatinVinorelbine+/- bevacizumab
Rx of choice of small cell lung Ca
Cisplatin+etoposide
Rx of choice of mesothelioma
Cisplatin+pemetrexed
Rx of choice for head and neck cancer
Cisplatin+5FU
Rx of choice for esophageal Ca
Cisplatin+5FU
Rx of choice of ovarian cancer
Paclitaxel+carboplatin
Rx of choice cervical Ca
Paclitaxel+cisplatin
Adjuvant chemotherapy for Ca breast
DoxorubicinCyclophosphamide Docetaxel
Rx of choice of uterine cancer
Progestin/tamoxifen/Aromatase inhibitorsCisplatin+doxorubicin+paclitaxel
Rx of choice for choriocarcinoma
MTX/dactinomycin
Rx of choice of testicular Ca
BEPBleomycin+etoposide+cisplatin
Rx of choice for kidney cancer
Sunitinib
Rx of choice for bladder cancer
Gemcitabine+cisplatin
Rx of choice for astrocytoma/GBM
Temozolamide
Rx of choice for neuroblastoma
Cyclophosphamide DoxorubicinCisplatinEtoposide
Rx of choice for thyroid Ca
I131Sorafenib
Rx of choice for stomach cancer
EpirubicinCisplatin5FU
Rx of choice for pancreatic Ca
GemcitabineGemcitabine+cisplatin/erlotinib
Rx of choice for colon cancer
FOLFOX6+/- bevacizumabFOLFIRI+/- bevacizumabFOLinic acid+5FU+OXaliplatinFOLinic acid+5FU+IRInotecan
Rx of choice for rectal cancer
Radiotherapy5FU
Rx of choice for anal Ca
RT+5FU+mitomycin C
Rx of choice for insulinoma
Interferon/Streptozocin
Rx of choice for osteosarcoma
DoxorubicinCisplatinIfosfamide High dose MTXAny two of above drugs
Rx of choice for soft tissue sarcoma
MAIDMesnaAdriamycinIfosfamide Dacarbazine
Rx of choice for melanoma
Dacarbazine/temozolamide/IL2
Rx of choice for HCC
Sorafenib
Rx of choice for kaposi sarcoma
Liposomal doxorubicin/Daunorubicin
Rx of choice for adrenal Ca
Mitotane
Rx of choice for carcinoid
Streptozocin+5FU
Other name for Amifostine
Ethyol
Dose limiting side effect of Amifostine
Hypotension
Route of administration of Amifostine
SC
OER
Oxygen enhancement ratioAmount of radiation dose required before and after radiation