Pharm - Exam 3 Flashcards
- What is phase III?
Efficacy compared to standard of care
- How do most chemo agents act?
Distrupt RNA
- Target therapies?
Induce apoptosis
- Differnce between Darbepoeitin & epoeitin?
Darbepoeitin has a longer 1/2 life than epoeitin.
- What is the MOA for vinca alkaloids?
Prevent microtubule formation
- When do taxanes work?
During S phase
- Which drug are we most worried about extravastation (most potent)?
Vinca alkaloids
- What are the monitoring paramaters for ESA’s?
Reticulocytes, serum iron, Hgb
- what do you need to do 1st for Dextran injections?
Needs a test dose for anaphylaxis
- Sickle cell crisis treatment of choice?
Hydration & pain management
- What does hydroxyurea do?
Increases Hgb F
- What are we measuring in animal tumor cell studies?
Efficacy
- What is the advantage of non cell cycle-specific drugs?
Can attack tumor cells in G0 as well as other CELL CYCLE phases
- What tumors are more sensitive to therapy?
Rapidly growing tumors because they have more cells that are actively dividing
- Who is at risk for pulmonary depression on Bleomycin?
pt w/ supplemental O2 & pulm dz
- what is used to prevent chronic, delayed cardiotoxicity
Cap anthracycline exposure
- What is the mechanism of TKI resistance?
Change in AA sequence, decreases binding affinity
- How long is the treatment for B12 deficiency?
Life long
- What is the best treatment for B12 deficiency?
Oral cobalamin
- What are the labs for Fe+deficiency anemia?
Low iron High transferrin Low transferring saturation Increased TIBC Microcytic
- What is an ESA side effect?
Thromboembolism
- What is a side effect of cytarabine?
Cerebellar toxicity
- Which is an alkylating agent?
Cyclophosphamide
- FA or B12 hgb response?
1-2 weeks
- What is the definition of remission?
Unable to detect presence of cancer
- Fe+ supplements?
All have different elemental iron but can all be used to treat iron deficiency
- ESA’s should?
Decrease the need for RBC transfusion
- What are Immunomodulators used to treat?
Multiple myeloma.
- Leukovorin MOI?
Increases activity of 5FU
- What is the MOA for Epipodophyllotoxins?
Inhibit DNA topoisomerase II
- What is Aspiraginase used for?
Cancer that requires extracellular asparagine for survival
- TKIs MOI
Prevent regular cell functions from occurring
- What do monoclonal antibodies target?
Specific pathways (EGR, HER2, CD)
- What is the advantage of having exposure to multiple drugs?
Wave—like –>to make sure most cells are destroyed in a constant fraction (log kill cell kinetics)
- What ist the Gompertzian model?
Larger tumors have less dividing cells, less susceptible to chemotherapies.
- What is the treatment regimen for AML?
7 + 3
- Breast cancer is?
Hormonally sensitive
- Breast cancer tx most important for choosing tx is?
Pre/postmenopausal status
- What is the goal of skin cancer tx (melanoma)?
Prolong survival
- What is the treatment for CML?
TKI—philadelphia chromosome
- What is the definition of adjuvant chemotherapy?
After surgery to get undetected cancer cells
- What is true of secondary malignancies?
Harder to tx than de novo cases.
- Anthracyclines also?
Produce free radicals.
- Chemotherapy?
Systemic therapy.
- What is cobalamin nasal spray used for?
Maintenance for a patient that has responded to oral/IM therapy
- Anemia presentation?
- Vertigo
- HA
- Dizziness
- Pallor
- Fatigue
- Anemia risk factor?
Pregnant or lactating woman
- What are three things that could reduce efficacy?
Pt specificcharacteristics (obesity, metabolism), mutations, decreased transport into cells, increased activity against drug there were three correct options
- What can trigger a sickle cell crisis.
Dehydration
- What is a complication of sickle cell crisis?
CVA