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54 Cards in this Set

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Mechlorethamine

Alkylating nitrogen mustard


-lacks ring structure


-first nitrogenous mustard


-dose limiting: leukopenia & thrombocytopenia


-need intact veins or else result in necrosis via extravasasion

Cyclophosphamide*

Alkylating nitrogen mustard


*most widely used alkylating agent


-activated by CYP2B


-acute myelosuppression


-elimination: hepatic metabolism


-wide use cancer, autoimmune disorders



-


-

Ifosfamide

Alkylating nitrogen mustard


-similar to cyclophosphamide


-activated by CYP3A4


-activated more slowly therefore requires higher dose --> increased risk of cytotoxicity -most neurotoxic of the class


-acute myelosuppression



adverse: hemorrhagic cystitis


-

Melphalan

Alkylating nitrogen mustard

Chlorambucil

-Alkylating nitrogen mustard.


-More stable and orally available than Mechlorethamine .


-acute myelosuppression

Hexamethylamine

Alyklating ethlinimine

Thiotepa

Alyklating ethylenemine


-myelosuppression


-forms DNA cross links

Busulfan

Alkylating sulfonate


-MOA: myelosuppression


-used in high-dose regimen


-treats chronic myelogenous leukemia

Carmustine

Alkylating nitosource

Lomustine

Alkylating nitosource

Streptozotocin

Alkylating nitosource


-antibiotic


-treats pancreatic islet cell carcinoma, carcinoid tumor


-MOA: methylnitrosourea moiety attached to glucose

Dacarbazine

Alkylating triazine


-adds methyl group to DNA


-activated by CYP


-prototype


-combination therapy for Hodgkin's lymphoma

Temozolomide

-Alkylating triazine


-prodrug of carbazine


-standard in combination with radiation therapy


-malignant glioma and astrocytoma/brain tumors


-not cell cycle specific

Methotrexate

Antimetabolite: folic acid analog


Treats: RA


MOA: 1)inhibits DHFR --> S phase in B and T cells


2) block thymidylate and purine synthesis


-mitosis



-1/2 intrathecal drugs for meningismus/seizures



Adverse: hepatotoxicity, myelosuppression, GI effects



-can accumulate in 3rd spaces: ascites, pleural effusion, subcutaneous edema



-antidote: leukovorin, pholynic acid

5-FU

-Anti metabolite pyramidine analog


-Inhibit thymidylate synthesis


-5-10% of population lack hepatic enzyme that deactivated 5-FU


-

5-flurouridine

Floxuridine

Anti metabolite pyramidine analog

Cytarabine; Ara-C; Cytosine arabinoside

-Anti metabolite pyramidine analog


-most important anti metabolite for AML(acute myeloid leukemia)


-intrathecal dose for meningeal/lymphomatous leukemia


-CdK is rate limiting activating enzyme


-disrupts base-pairing


-adverse: myelosuppression, cerebellar/cerebral toxicity



-2 of 2 Intrathecal drugs

6-Mercaptopurine

-Anti metabolite purine analog


-MOA: inhibit purine synthesis


-mitosis

Thioguanine

Anti metabolite purine analog

Cladribine

Anti metabolite purine analog

Fludarabine

-Anti metabolite purine analog(HGPRT)


-affects granulocyte lineage(phagocyte)


-adverse: neutropenia --> infection


-affects CD+4 --> HIV-like immunosuppression-->opportunistic infection


Vinca alkaloids

Vincristine, vinblastine, vinorelbine



Anti-mitosis agents: metaphase


-binds beta tubulin blocking polymerization with alpha tubulin


-motorized spindle not intact. Cell arrest in metaphase: chromosomes do not align


Paclitaxel

Anti-mitotic taxane. Stabilizes microtubule--> tubulin polymerization. Inhibits M phase


Myelosuppression dose limiting

Docetaxel

Anti-mitotic taxane. Stabilizes microtubule--> tubulin polymerization. Inhibits M phase


Myelosuppression dose limiting

Topotecan

-captothecin analog


-MOA: Binds topoisomerase I inhibits re-ligation


-ovarian cancer and small cell lung carcinoma


-neutropenia

Irinotecan

-camptothecan analog


-Binds topoisomerase I


-colorectal cancer


-adverse: delayed diarrhea, myelosuppression

Etoposide

Epipodophyllotoxin


MOA: binds Topoisomerase II

Teniposide

Epipodophyllotoxin


MOA: binds Topoisomerase II

Doxorubicin*

-Anthracycline/tumor antibody


MOA: binds Topoisomerase II


-solid tumors


-

Epirubicin*

-Anthracycline/tumor antibody


MOA: binds Topoisomerase II


-solid tumors

Danunorubicin

-Anthracycline/tumor antibody


-MOA: binds Topoisomerase II


-acute leukemia

Idarubicin

Anthracycline/tumor antibody


MOA: binds Topoisomerase II


-acute leukemia

Mitomycin

-Tumor antibody


-ONLY DRUG FOR ANAL CANCER

Bleomycin

-Tumor antibody


-adverse: pulmonary fibrosis, cumulative dose => 250 units

Dactinomycin

-Tumor antibody


-solid tumors in children


-choriocarcinoma in women


-binds dsDNA


-one of most potent antitumor agent


-adverse: anorexia, hematopoietic suppression, proctitis, diarrhea, glossitis, cheilitis

Carboplatin

Platinum agent

Cisplatin

-Platinum agent


-nephrotoxicity

Carboplatin

-Platinum agent


-myelosuppression

Oxaliplatin

-Platinum agent


-neuropathy

Mitoxantrone

-(Natural product:anthracenedione)


-acute myelogenous leukemia, breast/prostate cancer

Mitoxantrone

-(Natural product:anthracenedione)


-acute myelogenous leukemia, breast/prostate cancer

Hydroxyurea

-Inhibits ribonucleotide reductase


-S phase


-substituted urea

Procarbazine

-Alkylating agent: methylhydrazine derivative


-Hodgkin's disease


-adverse: blocks catecholamine synthesis, HTN, carcinogenic, teratogenic

Mitotane

-hormone antagonist: adrenocortical suppressant


-adrenal cortical cancer

Gemcitabine

-Pyrimidine analog anti-metabolite


-metastatic pancreatic; non-squamous, non-small cell lung; ovarian; and bladder cancer


-myelosuppression

Capecitabine

-pyrimidine analog antimetabolite


-prodrug of 5-FU


-treats metastatic breast and colorectal cancer


-adverse effect: Hand-foot syndrome: erythema, desquamation, pain, sensitive palms and soles

Platinum

-Ovarian, head and neck, bladder, esophagus, lung, colon cancer


-MOA: binds DNA --> distort. Form adducts--> recognition by MisMatch Repair enzyme --> apoptosis

Estramustine

-natural product: hormone agent


-MOA: damages microtubules


-prostate cancer


-myelosuppression, hypercalcemia, hypersensitivity, angioedema


-estrogen effects:gynecomastia, impotence

Ixabepilone

-natural product: Epothilones


-MOA: damages microtubules (like taxane)


-breast cancer


-similar toxicity as taxane

Premetrexed

-Knocks out purine/pyrimidine synthesis


-needs to be supplemented with Vit B and folic acid to limit toxicity

Alkylating agents

-need p53 to work


-not phase specific?

Nitro source alkylating

-one of few groups that are active against CNS

Camptothecins

-freezes topoisomerase


-adverse: criggler najar or Gilbert's


-diarrhea toxicity: cholinergic mediated


-atropine = prophylaxis for diarrhea


-

Anthracyclines

-dose-limiting: cardiotoxicity: ROOS --> myocytes high in O2


-