Fitz - Antimitotic/microtubule drugs & Drugs that break DNA strands Flashcards

1
Q

inhibit tubulin polymerization > block assembly of microtubules

A

Vinca alkaloids - start with “vin”

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2
Q

enhance tubulin polymerzation > stabilize microtubules

A

taxanes - “tax” in middle

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3
Q

tx: vinblastine

A

testicular cancer, lymphomas, neuroblastoma

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4
Q

tx: vincristine

A

ALL (peds), lymphoma, neuroblastoma, Wilm’s, Ewings sarcoma

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5
Q

tx: vinorelbine

A

advances NSCL cancer

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6
Q

tx: paclitaxel

A

advanced breast and ovarian ca (w/ cisplatin)

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7
Q

tx: docetaxel

A

advanced breast, ovarian recurrence

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8
Q

DLT: vinblastine

A

BM suppression, vesicant - blisters

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9
Q

DLT: vincristine

A

neurotox, peripheral neuropathy, paralytic ileus, vesicant - blisters

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10
Q

DLT: vinorelbine

A

BM suppression, vesicant - blisters

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11
Q

DLT: paclitaxel

A

neutripenua, thormbocytopenia, peripheral neuopathy, severe HSN during infusion

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12
Q

DLT: docetaxel

A

neutropenia, peripheral neuropathy

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13
Q

phase of the cell cycle that vinca alkaloids and taxanes act at

A

M phase

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14
Q

sub for vincristine when neuropathy is severe

A

vinbastine

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15
Q

mode of MDR to vinca alkaloids and taxanes

A

increased expression of P-glycoprotein > increased extrusion of drug from cells

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16
Q

vinca alkaloids and taxanes administration and metabolism

A

IV, hepatic

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17
Q

topoisomerase II inhibition > double strand DNA breaks

A

epipophyllotoxins (etoposide, teniposide)

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18
Q

topoisomerase I inhibition > single strand DNA breaks

A

camptothecins (irinotecan, topotecan)

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19
Q

tx: etoposide

A

oat cell carcinoma of the lung, testicular cancer

20
Q

tx: teniposide

A

glioma and neuroblastoma

21
Q

tx: irinotecan

A

met colorectal cancer

22
Q

tx: topotecan

A

2nd line after irinotecan

23
Q

DLT: etoposide

A

leukopenia, 2ndary cancer

24
Q

DLT: teniposide

A

leukopenia

25
DLT: irinotecan
severe diarrhea (life threatning), myelosuppressio
26
DLT: topotecan
neutropenia, mucositis
27
phase of the cell cycle that camptothecins (irinotecan, topotecan) work in
S phase
28
phase of the cell cycle that epipophyllotoxins (etoposide, teniposide) work in
CCNS
29
Fe2+/3+ mediated free radical generation > DNA strand breaks
bleomycin
30
DNA intercalating agents
- antibiotics | - anthracyclins
31
- inhibition of topoisomerase I - DNA intercalating agents - free radical generation > DNA strand breaks
- doxorubicin - danunorubicin - epirubicin - idrarubicin
32
mitoxantrone
inhibits topo II
33
anthracyclines
- doxorubicin - danunorubicin - epirubicin - mitoxantrone
34
tx: bleomycin
testicular cancer
35
tx: doxorubicin and epirubicin
widespread breast, ovaria, lung, thyroid, lympoma, sarcoma
36
tx: danunorubicin
AML, ALL
37
tx: idrarubicin
AML, ALL, CML in blast crisis
38
tx: mitoxantrone
breast, prostate, NHL
39
DLT: bleomycin
dyspnea, rales, dry cough > pulmonary fibrosis
40
DNL: "-rubicin" drugs
cardiotox, dilated cardiomyopathy, CHF occurs over time; myelosupprssion, mucositis
41
DLT: mitoxantrone
similar to -rubicins
42
cotreatment with these drugs increases risk of cardiotoxicity
- paclitaxel | - trastuzumab
43
missing enzyme in skin and lung that metabolize bleomycin
hydrolase
44
stage of the cell cycle that belomycin works at
G2 phase
45
stage of the cell cycle that anthracyclines work at
S and G2 phases