Frequent episodes of exercise-related chest pain have caused a 79-year-old woman to use her prescribed nitroglycerin spray several times in recent weeks. This patient's age will have what effect on her use of nitroglycerin?
A) The woman may experience paradoxical vasoconstriction when taking nitroglycerin.
B) Decreased saliva production will inhibit the absorption of the drug in her mucosa.
C) The woman will need to allow more time between doses in order to facilitate absorption.
D) The woman will be more susceptible to hypotension than a younger patient.
Question 2
David is a 48-year-old homeless man who presented to a street clinic with complaints of hemoptysis and subsequently tested positive for TB. Which of the following characteristics of David's present circumstances would preclude treatment with INH?
A) David was treated with IV vancomycin earlier this year for a bone infection.
B) David is an alcoholic who has hepatitis C (HCV).
C) David is a type 2 diabetic who practices poor glycemic control.
D) David lacks the social support necessary to promote adherence to treatment.
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