Chemo drugs Flashcards
Type: Cisplatin, carboplatin,oxaliplatin
alkylating agent
mechanism: cisplatin,carboplatin,oxaliplatin
Forms adenosine - guanine crosslinks
action: cisplatin,carboplatin,oxaliplatin
stop S phase
uses: cisplatin,carboplatin,oxaliplatin
Testicular and ovarian cancers
Sensitise cells to radiation therapy
Side Effects : cisplatin,carboplatin,oxaliplatin
Nephrotoxicity
Myelosuppression
Type: Methotrexate
Anti-metabolite
Mechanism: Methotrexate
Inhibits dyhydrofolate reductase –> no purine synthesis
action: Methotrexate
Stop S phase and nucleotide production.
uses: Methotrexate
Childhood acute lymphoblastic leukaemia
Choriosarcoma
Osteosarcoma
Burkitt’s lymphoma
Side effects: Methotrexate
Resistance : decreased transport
type: 5’Fluorouracil
anti-metabolite
mechanism: 5’Fluorouracil
5FU - phosphorus to ntd –> inhibit thymidylate synthase –> purine synthesis inhibited
action: 5’Fluorouracil
Stop S phase and nucleotide production.
uses: 5’Fluorouracil
Metastatic breast cancer, ovarian, prostate, pancreatic and hepatic.
side effects:5’Fluorouracil
resistance
type: cytarabine
anti-metabolite
mechanism: cytarabine
cytosine analogue - no OH - chain termination
action: cytarabine
stop S phase
uses: cytarabine
Remission in acute meylocytic leukaemia