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Cancer drugs
Cancer drugs MOA and toxicities
53
Pharmacology
Graduate
12/09/2013

Additional Pharmacology Flashcards

 


 

Cards

Term
Mechlorethamine
Definition

-DNA modifier

-Crosslinked DNA

Term
Cyclophosphamide
Definition

-Alkylating agent

-Hemorrhagic cystitis (bladder toxicity)

 

-Take in AM

-Can give MESNA

Term
Ifosfamide
Definition

-Alkylating agent

-Hemorrhagic cystitis (bladder toxicity)

 

-Give MESNA

Term
Busulfan
Definition

-DNA crosslinks

-Myelosuppression, pulmonary fibrosis

Term
Carmustine
Definition

-DNA crosslinks

-Myelosuppression

-Lipophilic (reaches vomiting center, highly emetogenic)

-IV

Term
Lomustine
Definition

-Alkylating agent

-Myelosuppression

-Lipophilic (reaches vomiting center, highly emetogenic)

-Oral

Term
Dacarbazine
Definition

-Methylates guanine

-Very painful (IV)

-Turns pink in UV light

Term
Temozolomide
Definition

-Inhibits DNA repair

-Oral

Term
Cisplatin
Definition

-Reacts with A + G, intra and inter crosslinks

-Nephrotoxicity

-Hydrate lots!

-Avoid aminoglycosides

Term
Carboplatin
Definition

-Reacts with A + G to form intra and inter crosslinks

-Myelosuppression

Term
Oxaliplatin
Definition
-Reacts with A + G to form intra and inter crosslinks
Term
Daunorubicin, Doxorubicin, Idarubicin, Epirubicin
Definition

Anthracycline antibiotics

1. Interfere with TOP II

2. Alter cell membrane transport

3. Quinone free radicals

 

-Cardiotoxicity

-LVEF before starting treatment

-IV

Term
Bleomycin
Definition

Antibiotic

-Fe++ chelating glycopeptide

-Superoxide radicals

 

-Pulmonary fibrosis

-Hyperpigmentation

Term
Ironotecan
Definition

-TOP I inhibitor

 

-Myelosuppression

-Severe diarrhea

-Cholinergic syndrome (pretreat with atropine)

Term
Topotecan
Definition

-TOP I inhibitor

 

-Myelosuppression

Term
Etoposide
Definition

-TOP II inhibitor (blocks S-G2)

 

-Myelosuppression

Term
Methotrexate
Definition

Antimetabolite

-Inhibit DHFR (DNA, RNA, protein synthesis)

-Becomes polyglutamated

 

-Myelosuppression

-Reversed with leucovorin

Term
Pemetrexate
Definition

Antimetabolite

-Inhibits DHFR and GARFT

 

-Myelosuppression

-Must give Vit B12 and Folic acid

Term
6-MP
Definition

Antimetabolite

1. Inhibit purine synthesis

2. TIMP converted to TGMP, incorporated into RNA + DNA

 

-Leukopenia and thrombocytopenia

-Azathioprine is a prodrug of this

-Lower dose if given with allopurinol

Term
5-FU
Definition

Antimetabolite

-Converted to 5-dUMP, inhibits thymidylate synthase

 

-Ulceration of oral and GI mucosa

-Given with leukovorin to increase efficacy

Term
Capecitabine
Definition

Antimetabolite

-Converted to 5-FU

 

-Ulceration of oral and GI mucosa

Term
Cytarabine
Definition

Antimetabolite

-Pyrimidine antagonist

-Incorporate into DNA

 

-Myelosuppression

Term
Gemcitabine
Definition

Antimetabolite

-Tri-PO4 competes with cytosine

-Incoporates into DNA

 

-Myelosuppression

-Fluorides help it stay inside cell

Term
Vincristine
Definition

Microtubule inhibitor

-Inhibits polymerization (extension)

 

-Peripheral neuropathy

-Hyperuricemia (treat with allopurinol)

Term
Vinblastine
Definition

Microtubule inhibitor

-Inhibits polymerization (extension)

 

-Myelosuppression

-Hyperuricemia (treat with allopurinol)

Term
Paclitaxel
Definition

Taxane

-Promote polymerization

-Inhibit depolymerization

 

-Myelosuppression, neuropathy

-Hypersensitivity

Term
Docetaxel
Definition

Taxane

-Promotes polymerization

-inhibits depolymerization

 

-Myelosuppression, neuropathy

 

 

 

 

 

 

Term
Tamoxifen
Definition

SERM

-Anti-E breast, E-agonist bone and uterus

 

-Thromboembolism, endometrial cancer

-Activated by CYP2D6

-Must give with GnRH analog in premenopausal women

Term
Fulvestrant
Definition

SERD

-ER antagonist, promotes R degredation

Term
Anastrazole, Letrozole
Definition

Aromatase inhibitor

-Prevent androgen -> estrogen conversion

 

-Osteoporosis

Term
Abiraterone acetate
Definition

CYP17 inhibitor

-Prevent synthesis of androgens

 

-Adrenocortical insufficiency (can give prednisone)

Term
Leuprolide, goserelin
Definition

GnRH antagonist

1. R desensitization

2. Inhibit FSH and LH

3. Decreased androgen and estrogen

 

-Synthetic nonapeptides (9 AA's)

Term

Flutamide, Nilutamide, Biclutamide, Enzalutamide

Definition

Synthetic antiandrogens

-Increased LH and T


-Give leuprolide or goserelin

Term
Prednisone
Definition

Corticosteroid

-Decreased lymphoid mass

 

-Cushing syndrome

Term
Rituximab
Definition

mAb

-Against B-cell CD20

Term
131 I Tositumomab
Definition

mAb

-Against B-cell CD20

 

-Give something to protect thyroid

Term
Trastuzumab
Definition

mAb

-Against HER2

 

-CHF

-Monitor heart function

-Avoid anthracyclines

Term
Cetuximab
Definition

mAb

-Against EGFR

 

-Acne rash

-Test for KRAS mutation before

Term
Bevacizumab
Definition

mAb

-Against VEGF (antiangiogenesis)

 

-Wound healing complication

-Stop 28 days before surgery

Term
L-asparaginase
Definition

-Deamination (Asn to Asp)

 

-Hepatotoxicity, clotting issues

Term
IFN
Definition

-Inhibit tumor protein synthesis

-Decrease cell proliferation

-Activate MQs

-Increased cytotoxicity

Term
Imatinib
Definition
Inhibit Bcr-Abl kinase, c-kit, and PDGF-R
Term
Gefitinib
Definition
1st EGFR TK inhibitor
Term
Erlotinib
Definition

EGFR kinase domain inhibitor

 

-Acne rash

-CYP3A4 and 1A2 substrate, caution with smoker

Term
Sorafenib
Definition

1. Inhibits receptors

2. Inhibits downstream enzyme

-Targets Rs and Raf

Term
Vemurafenib
Definition
Inhibits mutated BRAF (V600E)
Term
Omacetaxine
Definition

Protein synthesis inhibitor

-Binds "A" site of 80s ribosome

Term
Everolimus
Definition
Inhibits mammalian target of rapamycin (mTOR)
Term
Pomalidomide
Definition
Immunomodulary (IMiD)
Term
Vorinostat
Definition
Histone deacetylase inhibitor (HDAC)
Term
Vismodegib
Definition
HEDGEHOG signaling inhibitor
Term
Ziv-aflibercept
Definition
Prevents binding to VEGFs
Term
Bortezomib
Definition

1. 26S proteasome inhibitor

2. Sensitizes cancer cells to chemo

 

-Boron

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