Hem Onc Meds Flashcards
What is the drug class of Iron?
Hematinics
What is the MOA of Iron?
Supplement
What are the indications of Iron?
Iron Deficiency
What are the common s/e of iron?
n/v/d constipation abdominal cramps black stools anaphylaxis
Contraindications of iron
anaphylaxis
Hemochromatosis
Hemolytic anemia
What are the common drug interactions with Iron?
Antacids
Phenytoin
Quinolone and Tetracycline abx bind iron
Monitoring for Iron
Serrum ferritin
transferrin saturation
Hgb
reticulocytes
What is the drug class of Deferoxamine?
Iron Chelators
What is the MOA of Deferoxamine?
Chelates iron from hemosiderin, ferritin, transferrin (not from hgb or cytochromes)
What are the indications of Deferoxamine?
Excess serum iron levels
Cyanacobalamin
B12 Drug class
vitamin
What is the MOA of Cyanacobalamin
B12
Rate limiting cofactor in conversion folate to active form, and DNA synthesis
What is the Indication of Cyanacobalamin
B12?
B12 deficiency (megaloblastic anemia, peripheral neuropathy, depression, CVD)
Cyanacobalamin
B12 common S/E?
Painful by injection
What are common drug interactions of Cyanacobalamin
B12?
Long term acid suppression therapy metformin
phenytoin
What do you need to monitor for people taking Cyanacobalamin
B12?
[B12] serum
homocysteine
methylmalonic acid levels
replenishment regimens
What is the replenishment regimen for Cyanacobalamin
B12?
IM 1000mcg QD for 1-2 weeks, then 1000mcg weekly, then 1000mcg monthly
Folic acid drug class?
Nutritionals
What is the MOA of Folic acid?
Cofactor in DNA synthesis
What are the indications for Folic acid?
Folate deficiency from megaloblastic anemia
Neural tube defects during pregnancy
CVD
What are common s/e of folic acid?
Bronchospasm
Flushing
Pruritis (rare)
Contraindications of Folic Acid?
Hypersensitivity
What are drugs that will interact with Folic Acid?
Phenyobarbitol Phenytoin Primidone levels decreased by folic acid trimethoprim MTX depletes folic acid levels
What NB-DMARD must you supplement with folic acid?
Methotrexate
What do you need to monitor when taking folic acid?
Serum folic acid
RBC folate level
Variable dosing 1-5mg Daily
What do you need to consider when treating patients with end stage renal disease?
Dialysis removes folic acid
What is another disease that leads to the depletion of folic acid stores?
Alcoholism
What is the drug class of Epoetin alfa?
Erythrocyte-stimulating agents
What is the MOA of Epoetin alfa?
Stimulates erythroid proliferation and differentiation; induces release of reticulocytes
What are the indications of epoetin alfa?
Low RBC secondary to ESRD, HIV, antineoplastic therapy
RA
What is the drug class of Figrastim?
Myeloid Growth factors: G-CSF
What is the moa of Filgrastim?
- Stimulates proliferation and differentiation of myeloid cells
- increased phagocytic capacity and prolongs survival of mature neutrophils
- Mobilizes peripheral neutrophils
Indications of Filgrastim?
Neutropenia secondary to chemotherapy