Chemotherapeutics: Antitumor Antibiotics, Topoisomerase Inhibitors and Antimitotics Flashcards
Bleomycin MOA
binds to DNA and produces free radicals that cleave DNA (single and double strand breaks)
what phase does Bleomycin arrest cell in
G2
bleomycin side effects
pulmonary fibrosis (bleomycin lung, can be fatal) and alopecia
another name for Dactinomycin
Actinomycin D
Dactinomycin MOA
intercalates DNA, blocks transcription and causes DNA strand breaks
Dactinomycin treats
peds sarcomas
dactinomycin side effects
immunosupression, myelosuppression, N/V
-rubicin suffix is for
anthracyclines
anthracyclines MOA
intercalates DNA, blocks RNA & DNA synthesis, causes DNA strand breaks following free radical formation.
anthracyclines side effects
cardiotoxicity/cardiomyopathy (from free radicals), myelosuppression, n/v, alopecia
doxorubicin unique properties
can cause red urine (not hematuria)
Anti-tumor antibiotics can cross BBB true/flase
False
daunorubicin unique properties
limited efficacy in solid tumors
idrarubicin treats
leukemias
idarubucin unique properties
daunorubicin analog; commonly used in combo with cytarabine in come leukemias