Chemo V Target Therapy Flashcards
Imatinib mesylate, Dasatinib, Nilotinib- Mech of Action
BIND ATP BINDING SITE OF BCR-ABL FUSION PROTEIN OR C-KIT= INHIBIT CRITICAL SIGNALING PATHWAYS IN CANCER CELLS THAT ARE CONSTITUTIVELY ACTIVE
target= Bcr-Abl, c-kit tyrosine kinases
Imatinib mesylate, Dasatinib, Nilotinib- Cell Cycle Specificity
No
Imatinib mesylate, Dasatinib, Nilotinib- Kinetics
METABOLIZED BY CYP3A4- AVOID ADMINISTRATION WITH INDUCERS (ST. JOHN’S WORT) OR INHIBITORS (GRAPEFRUIT JUICE)
PO
Imatinib mesylate, Dasatinib, Nilotinib- Clinical Use
CHRONIC MYELOGENOUS LEUKEMIA (PHILADELPHIA CHROMOSOME 9:21- BCR-ABL)
GI STROMAL TUMORS
Imatinib mesylate, Dasatinib, Nilotinib- Toxicities
superficial edema nausea muscle cramps abdominal pain musculoskeletal pain rash diarrhea anemia neutropenia thrombocytopenia rarely congestive heart failure
Imatinib mesylate- may increase clearance of thyroid hormone; monitor thyroid function in patients taking thyroid replacement therapy
Dasatinib, Nilotinib- useful if imatinib resistant
Cetuximab, Panitumumab- Mech of Action
MONOCLONAL ANTIBODY INHIBITOR OF EPIDERMAL GROWTH FACTOR RECEPTOR (EGFR)
target= EGFR
Cetuximab, Panitumumab- Cell Cycle Specificity
No
Cetuximab, Panitumumab- Clinical Use
METASTATIC COLORECTAL CANCER
lung cancer
head & neck cancers
Cetuximab- K-RAS MUTATION MALIGNANCIES WILL BE UNRESPONSIVE TO THE DRUG
Panitumumab= fully humanized monoclonal antibody
Cetuximab- Toxicities
RASH
hypersensitivity
diarrhea
hypomagnesemia
Erlotinib- Mech of Action
SMALL MOLECULE INHIBITOR OF EGFR ASSOCIATED TYROSINE KINASE
target= EGFR associated tryosine kinase
Erlotinib- Cell Cycle Specificity
No
Erlotinib- Kinetics
METABOLIZED BY CYP3A4- AVOID ADMINISTRATION WITH INDUCERS (ST. JOHN’S WORT) OR INHIBITORS (GRAPEFRUIT JUICE)
PO
Erlotinib- Clinical Use
NON-SMALL CELL LUNG CANCER- ESPECIALLY IF THERE IS AN ACTIVATING MUTATION OF EGFR PRESENT
HEAD AND NECK CANCER
pancreas cancer in combination with gemcitabine
Erlotinib- Toxicities
rash
nausea
anorexia
fatigue
Bevacizumab- Mech of Action
MONOCLONAL ANTIBODY THAT BINDS TO VASCULAR ENDOTHELIAL GROWTH FACTOR (VEGF) LIGAND AND IMPAIRS TUMOR GROWTH
target= VEGF
Bevacizumab- Clinical Use
lung cancer
metastatic colorectal cancer