A 72-year-old man presents to the emergency department with a 1 hour history of bruising and bleeding. He says that he fell and scraped his knee on the ground. Since then, he has been unable to stop the bleeding and has developed extensive bruising around the area. He has a history of gastroesophageal reflux disease, hypertension, and atrial fibrillation for which he is taking an oral medication. He says that he recently started taking omeprazole for reflux. Which of the following processes is most likely inhibited in this patient?
ASulfation
BOxidation
CFiltration
DAcetylation
EGlucuronidation
An experimental infusable drug, X729, is currently being studied to determine its pharmacokinetics. The drug was found to have a half life of 1.5 hours and is eliminated by first order kinetics. What is the minimum number of hours required to reach a steady state concentration of >90%?
A6
B3
C7.5
D1.5
E4.5
You are seeing a patient in clinic who recently started treatment for active tuberculosis. The patient is currently being treated with rifampin, isoniazid, pyrazinamide, and ethambutol. The patient is not used to taking medicines and is very concerned about side effects. Specifically regarding the carbohydrate polymerization inhibiting medication, which of the following is a known side effect?
AVision loss
BParesthesias of the hands and feet
CCutaneous flushing
DArthralgias
EElevated liver enzymes
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