Term
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Definition
cell is more susceptible to chemo when it is active (in the G0 phase)cells are more proliferative |
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Term
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Definition
what cells are proliferating / what cells are not proliferating easier to kill when proliferating |
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Term
Tissue growth & Chemotherapy |
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Definition
chemotherapy drugs are more toxic to tissue with high growth fraction aka: bone marrow, skin, hair follicles, sperm, GI tract etc |
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Term
Responsiveness to Chemotherapy |
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Definition
Growth Fraction -solid tumors have low GF - poor chemo response -Disseminated tumors - high GF - respond well to chemo |
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Term
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Definition
Toxicity to normal cells - lack selectivity -uncertainty of 100% kill -absence of early detection -solid tumor resistance -drug resistance |
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Term
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Definition
intermittent chemo - allows normal cells to repopulate Combination- suppression of drug resistance, increased cancer cell kill, reduced injury to normal cells |
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Term
Major Toxicities of Chemo |
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Definition
Bone marrow suppression, digestive tract injury, nausea and vomit, alopecia (hair loss), reproductive toxicity, extravasation (iv disruption), Carcinogenesis (cancer causing) |
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Term
Neutropenia (bone marrow suppression) |
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Definition
infection increased cause of low white blood count |
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Term
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Definition
increased risk for bleeding (no needles) need to watch neutrophil count!!! - Nator = when neutrophil count bottoms out, and need to put them in isolation! |
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Term
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Definition
Stomatitis - inflammation of oral mucosa, Diarrhea - not getting nutrients, impaired re absorption |
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Term
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Definition
Direct stimulation of Chemo receptor trigger zone, major toxicity of resolt of these drugs, pretreat with anti emetic --- decrase antiopatory nausea --- prevent dehydration and malnutrition --- promote compliance |
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Term
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Definition
Hair loss due to injury to hair follicles
damaging to self concept of Pt - large treatment related fear |
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Term
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Definition
- Miscarriage
- Fetal anomalies - prevention of prego during tx
- Sperm - irreversible sterility in MALES - sperm banking perhaps.
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Term
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Definition
Excessive uric acid levels in the blood
- formed by the breakdown of DNA following cell death
- can cause damage to kidneys
- to treat: increase fluid intake and Allopurinol (decreases the production of uric acid)
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Term
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Definition
Anticancer drugs can cause severe local injury if they leak into tissues surrounding the IV site
- Necrosis of tissue: surgical debridement, skin grafting
Prevention: put in a cental line
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Term
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Definition
mech. of action: disrupt processses related to synthesis of DNA
- cells that are undergoing replication (can't kill dormant cells)
- high growth fraction tissues
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Term
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Definition
Administration: prodrug that is converted to active form in the liver, delayed onset of action, may be given PO, take with food
Adverse effects: ***Bone marrow supression***, Nausea&vomiting, alopecia, hemorrhagic cystitis (drug can settle in the bladder and cause hemorrhaging) - hydrate to prevent |
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Term
Platinum Compounds:
Cisplatin (Platinol-AQ) |
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Definition
mech. of action: similar to alkylating agents, produce DNA cross links, cell-cycle phase non-specific
Uses: Ovarian and testicular cancer, advanced bladder cancer,
Adv. effects: **Dose limiting toxicity to kidneys** (treat w/ extensive hydration and diuretics), highly emetogenic - 1 hr after, lasting 1-2 days |
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Term
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Definition
Treatment:
- Principal treatment is surgury and radiation
- adjuvant treatment is cemo therapy and Cytotoxic agents** and hormonal therapy!
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Term
Hormonal Agents
Tamoxifen (Nolvadex) |
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Definition
Blocks receptors for estrogen
- Gold standerd - only works against cancer cells that are estrogen receptor positive
- Good drug but very very bad side effects
Actions:
Blocks receptor on some tissue and activates them on others
Uses: Blocks estorgen receptors on cancer cells, prevents activation by estradiol
Benifits:
Increased bone density,
Decreased LCL's
Adverse effects;
hot flashesm, fluid retention, nausea, vomit, risk of endometrial cancer**** |
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Term
Aromatase Inhibitor
Arimidex (Anastrozole) |
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Definition
Arimidex
- Used to treat Estrogen Related- postive breast canver in postmenopausal women
- can only be used in post menopausal women
- and more effective than tamoifen
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Term
Adverse effects of Armidex |
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Definition
Asthemia - (weakness/fatigue)
Nausea
Headacha
Hot flushes
25S% of women experience join pain*** |
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Term
Normal BP
Pre hypertension
Stage 1 hypertension
Stage 2 hypertesion |
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Definition
120/80
120-139/80-89
140-159/90-99
160+/100+ |
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Term
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Definition
hypertension with no identifiable cause
Can be successfully treated (not cured) |
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Term
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Definition
An elevation of BP brought on by identifiable primary cause
- cure is possible if primary cause is treated
- can be managed with meds
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Term
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Definition
- weight loss
- sodium restrictin
- DASH diet
- alcohol restriction
- aerobic exercises
- smoking cessation
- maintenance of postassium and calcium intake
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Term
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Definition
- sympathetic NS
- renin-angiotensin-aldosterone system (RAAS)
- the kidney
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Term
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Definition
Ex. Hydrochlorothiazide (HCTZ)
Uses: reduce blood volume (initial antihypertensive effects), reduce arterial resistance (reduced vascular resistance develops over time and is responsible for long-term antihypertensive effects)
Adv. effects : hyperkalemia, dehydration, hyperglycemia, hyperuricemia (high uric acid in blood) |
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Term
High-ceiling loop diuretics
Lasix |
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Definition
Reduces BP by reducing blood volume and promoting vasodilation
use w/ pts who need greater diuresis than thiazides provide (low GFR)
Adv. effects: Hypokalemia, dehydration, hyperglycemia, hyperuricemia, may cause hearing loss (ototoxicity) |
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Term
Potassium-sparing diuretics
Spironolactone (Aldatone) |
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Definition
Adv. effects: Hyperkalemia
Contraindications: **don't use w/ ACE inhibitors**, angiotensin II receptor blockers, or aldosterone antagonists, all of which promote hyperkalemia |
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Term
Beta Blockers
Propranolol (Inderal), Metoprolol (Lopressor) |
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Definition
Action: decreases HR and contractility --> decreased CO
decreases renin release from kidneys (RAAS system)
Adv. effects: Bradycardia, decreased AV conduction, reduced contractility
*don't use in pts w/ 2nd or 3rd degree heart block
*special care w/ heart failure
*avoid use in asthmatics |
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Term
Alpha Blockers
Doxazosin (Cardura), Terazosin (Hytrin) |
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Definition
Action: Prevents vasoconstriction by preventing stimulation of alpha 1 receptors on arterioles and veins - reduces peripheral resistance and venous return = both decrease CO, eventually... :)
Adv. effects: Orthostatic hypotension (esp. w/ initial dose)
*NOT FIRST LINE THERAPY
**Use for pts w/ BPH and hypertension** |
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Term
ACE Inhibitors
Captopril (Capoten), Enalapril (Vasotec), Lisinopril (Prinivil) |
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Definition
Action: prevents formation of angiotensin II
*Slows kidney injury in DM pts w/ renal damage
Adv. effects: persistent cough**, 1st dose hypotension, angioedemia, hyperkalemia (avoid K+ supplements and K+ sparing diuretics) |
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Term
Order of Drugs for hypertension |
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Definition
- Lasix - thiazide
- Beta Blockers
- ACE inhibitors
- Calcium channel blockers = last choice!
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Term
Patients in Special Populations |
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Definition
African Americans: drug Bidil (vasodilator, works w/ genetic make up)
- lifestyle modification
- Sodium restriction
- Diuretics
- Bidil
Pregnant women : not ACE inhibitors or ARBS (Angiotensin II Receptor Blockers)
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Term
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Definition
Preeclampsia
- drug of choice : Hydralazine
- birth as treatment
Eclampsia (preeclampsia w/seizures)
- drug of choice: magnesium sulfate
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Term
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Definition
- Most effective drugs for lowering LDLS
- Evevates HDL
- Should be taken during the evening because the liver produces cholesterol at night
Mechanism of action = removes LDL's from blood by Hepatocytes,
Adverse affects
- Myopathy(muscle weakness)/Rhabdomyolsis(muscle death)
- Hepatotoxicty
- No Prego
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Term
Niacin - Nicontinic Acid - AKA vitamin B3!! |
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Definition
- Must effective at increasing HDL
- Reduces LDL and TG
Adverse effects
- flushing
- Gi upset
- Itching
- Hepatotoxicty
- Headache
*****Premedicate with 325mg of aspirin |
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Term
Questran (Cholestryamine)
Bile acid Sequestrants
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Definition
Administration - take a couple hours after other meds to ensure absorption of other meds
Adverse efffects-
- constipation
- flatulence
- Binds fat soluble vitamins (deficiency of fat soluble vitamins)
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Term
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Definition
Angina Pain occurs when cardiac oxygen supply is
insufficeint to meet oxygen demands
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Term
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Definition
Administration
- keep away from heat, moisture and keep in orginal bottom away from the light
- take one tablet sublingually with onset of chest pain, if pain persist after five min call 911 take another tab, if pain still persists take only one more tab (up to three tabs in fifteen minutes only)
Adverse effects
- Headache (b/c of max blood flow
- Orthostatic Hypotension
- Sncope (fainting) - can happen without standing up
- Relfex tachycardia
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Term
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Definition
Inhibits platelet aggregation
Adverse effects,
- you know them!!!!!! if you don't you should fail pharm
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Term
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Definition
mechanism of action: causes irreversible blockade of ADP receptors on platelets, preventing ADP stimulated aggregation
Uses: Pts that do NOT tolerate aspirin |
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Term
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Definition
Administration: parenteral, b/c unable to cross membranes
Monitoring: aPTT (activated partial thromboplastin time)
-if very high there won't be any clotting - greater risk of bleeding out
Indications: Venous thrombosis, Pulmonary embolism, mural thrombosis after MI, post thrombolytic coronary rethrombosis, unstable angina, acute MI
Contraindications:
Antidote: Protamine sulfate
Adverse Effects: Hemorrhage, thrombocytopenia, osteoporosis, alopecia, hypoaldosteronism |
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Term
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Definition
Administration: PO
Monitoring: PT/INR - PT=prothrombin time, INR=international normalized ration
Indications: Long term prophylaxis of thrombisis - DVT, PE, prevent thromboembolism in pts w/ prosthetic heart valves, prevent thrombsis in a-fib
Contraindications: don't use in emergencies!, don't combine w/ any other drug that binds to albumin b/c it will be knocked off
Adverse effects: Hemorrhage (reverse w/ vit. K)
- educated pt. about blood in stool, bloody nose, bruising, and safe hygiene (razor, toothbrush)
- any food w/ vitamin K
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Term
Anticoagulants
Low Molecular Weight Heparin
(LMW heparin) |
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Definition
Administration: sub Q, 1-2x/day b/c long half-life
Monitoring: none needed b/c more biologically active at lower dosages and more therapeutically predictable than regular heparin |
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Term
Thrombolytics (Clot busters)
Streptokinase (Streptase), Alteplase (tPA), Reteplase, Urokinase, Tenecteplase (TNKase) |
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Definition
Administration: most effective if started w/in 4-6 hrs of MI/stroke
Adverse effects: *Bleeding, antibody production, fever, hypotension |
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