1. What is the most likely reason the amphetamine screen would be positive in someone who overdoses on cold medicines?
2. What compound is actually measured in the immunoassay screen for cocoaine?
3. If the patient had been given one dose of procainamide resulting in a peak concentration of 22 μg/mL, what would the theoretical blood level have been 24 hours later if no further drug was administered (half-life is 8 hours) and no other factors influenced the results?
4. In a salicylate poisoning, what would be the expected results of arterial blood gas analysis?
5. Explain the mechanism of action of methotrexate and purpose of leucovorin administration to patients receiving high dose methotrexate.
6. What is the specimen of choice for measurement of cyclosporine and why?
1.Ans:Many cold medications can interfere with amphetamene
screening immunoassay in urine and give false positive results even
if you dont take amphetamines .
2.Ans: The presence of cocaine in the urine is detected by the
identification of an inactive metabolite of cocaine called
benzoylecgonine.
1. What is the most likely reason the amphetamine screen would be positive in someone who overdoses on cold medicines? 2...
1) If the patient had been given one dose of procainamide resulting in a peak concentration of 22 μg/mL, what would the theoretical blood level have been 24 hours later if no further drug was administered (half-life is 8 hours) and no other factors influenced the results? 2) In a salicylate poisoning, what would be the expected results of arterial blood gas analysis? 3) . Explain the mechanism of action of methotrexate and purpose of leucovorin administration to patients receiving...
If the patient had been given one dose of procainamide resulting in a peak concentration of 22 μg/mL, what would the theoretical blood level have been 24 hours later if no further drug was administered (half-life is 8 hours) and no other factors influenced the results?