Review in class Flashcards
How fast can you give potassium to someone?
What is the corrected calcium level equation?
Do you have to give calcium chloride through a central line?
40 mEq in life threatening through central. 10 is fastest peripheral and can give 20 in central if non life threatening.
(.8 X (normal albumin - patients albumin)) + serum Ca level
YES
When do you give k phos?
Do you have to give phosphate binders with food?
What is MCV normal range and difference between macro and micro?
Less than 4, if greater than 4 give sodium phosphate.
YES
80-96. B12 and folate deficiency cause MACROcyctic anemia. Low MCV means iron deficiency, anemia of chronic disease is normally normal MCV.
Will hypothyroidism have low FT4?
Will hyperthyroidism have high T3?
What are the common causes of seizures?
YES
YES
80% is unknown. Rest is VITAMINS(Vascular(stroke), infection, trauma, AV malformation, metabolic/toxic, idiopathic, neoplasm, psychiatric).
What drugs increase seizure risk?
What is the therapeutic range for phenytoin and what to know about it?
What to know about carbamazepine (tegretol)?
Bupropion(wellbutrin, zyban), meperidine (demerol), tramadol (ultram), tapentadol (nucynta), theophylline, cocaine, carbapenems/beta-lactams when not adjusted for renal impairment.
Dilantin is phenytoin, Cerebryx is fosphenytoin. 10-20 mcg/mL. Can give IM(Fosphenytoin). Adverse effects is nystagmus, drowsiness, ataxia, diplopia, hyperplasia, hirsutism, HLA-B 1502 mutation. Can only give phenytoin IV 50 mg/min, Fosphenytoin IV 150 mg PE/min.
Autoinducer, HLA-B 1502 high RASH. 4-12 concentration. Watch for blood disorders.
What’s the corrected phenytoin calculation?
What to know about Depakote?
What to know about phenobarbital?
Total phenytoin/ (0.2 x albumin) + 0.1))
Migraine prophylaxis and bipolar and seizures. Need to taper. AVoid in pregnancy, pancreatitis, liver disorder. Valproate doubles concentrations of carbapenems and lamotrigine. Watch for hair loss.
Used in neonatal seizure. Primidone metabolized to phenobarb (familial tremor).
What is used for absence seizures?
What is 1st drug choice in status epilepticus and what else to know about benzos?
What to know about Gabapentin?
Ethosuximide (Zarontin). Limited drug interaction potential and eliminated by liver.
IV Lorazepam. Diazepam rectal. Most sedating AED’s. Use versed (midalozam) in IV benzos drip.
Neurontin. Peripheral edema, somnolence, dizziness, weight gain, movement disorders, nystagmus, blurred vision. Can use for chronic pain and hot flashes and migraine prophylaxis. Gralise is once daily, Gabapentin encarbil Horizant.
What to know about Lamictal?
What to know about Topiramate?
What to know about Levetiracetam?
Lamotrigine, well tolerated, no other drug interactions, Most serious ADR is RASH, dipolopia, drowsiness, insomnia, headache, and tics.
Topamax, Dose adjust kidneys, inhibits carbonic anhydrase and can cause kidney stones and metabolic acidosis. Do not use with zonisamide and acetazolamide, can cause severe cognitive impairment, migraine prophylaxis and seizures. Qudexy and Trokendi XR are once daily formulations.
Keppra crazies. No significant drug interactions. ODT is spritam.
What to know about oxcarbazepine?
What can zonisamide cause?
When to use felbamate?
Used off label for bipolar and trigeminal neuralgia. Decreases bioavailability of oral contraceptives.
Metabolic acidosis and kidney stones (encourage hydration)
When all other are used, informed consent.
What to know about Lacosamide?
What to know about perampanel?
What to know about Rufinamide?
Vimpat, Controlled substance (class V), causes PR prolongation.
Fycompa, dizziness, somnolence, psych issues is bad.
Banzel. Can shorten QT(don’t use with digoxin and mag). Used with Lennox gastaut
What to know about vigabatrin?
What is aptiom?
What is Briviact?
Sabril. Visual field loss problems.
Eslicarbazepine. Watch for heart rate Multi organ hypersensitivity syndrome.
Brivaracetam.
What to know about clopidogrel?
What is an absolute CI in prasugrel?
What are the big adverse effects of Ticagrelor?
Metabolized to active form. Delayed onset and reduced efficacy in CYP2C19 poor metabolizers. DI with PPI’s.
TIA/stroke previous, >75, <60 kgs.
Brilinta, Dyspnea, Bradycardia ADEs.
What to know about the G2b/3a receptor antagonists?
What is heparin dosing?
What is heparins reversal agent?
Tirofiban, Eptifibatide. Reversible inhibition. Thrombocytopenia.
5000 SQ every 8 hours for prophylaxis. Treatment is 80 units/kg IV followed by 18 units/kg/hr. Can give SC.
Protamine. 1 mg IV per 100 units of heparin.
What are your LMWH?
When are LMWH CI’d?
What do you change therapy to with HIT?
Dalteparin- Fragmin. Enoxaparin- Lovenox. Use anti-Xa assay.
Active bleeding, heparin hypersensitivity, thrombocytopenia, spinal hematoma.
Fondaparinux, bivalirudin/argatroban.
What is fondaparinux?
What to know about bivalirudin?
Are there liver things in argatroban?
Can use in heparin allergy. Arixtra. Renally cleared so if CrCl <30 can’t use.
Reduce dose to 1 mg/kg/hr with CrCl <30 mL/min.
Yes, if liver dysfunction must lower dose.
What factors do warfarin affect?
What are goal INR’s for warfarin?
What are your warfarin drug interactions?
2,7,9,10,Protein C and S.
2-3 for VTE/PE. 2.5-3.5 for mechanical valve or post- MI.
Bactrim, metronidazole, antifungals(fluconazole), analgesics, anticonvulsants(carbamazepine), antiarrhythmics(amiodarone), alcohol. Rifampin.