Which of the following instructions should be included in the discharge teaching for a patient discharged with a transdermal nitroglycerin patch?
a. "Apply the patch to a nonhairy, nonfatty area of the upper torso or arms."
b. "Apply the patch to the same site each day to maintain consistent drug absorption."
c. "If you get a headache, remove the patch for 4 hours and then reapply."
d. "If you get chest pain, apply a second patch right next to the first patch."
Ans: a. "Apply the patch to a nonhairy, nonfatty area of the upper torso or arms."
A nitroglycerin patch should be applied to a nonhairy, nonfatty area for the best and most consistent absorption rates. Sites should be rotated to prevent skin irritation, and the drug should be continued if headache occurs because tolerance will develop. Sublingual nitroglycerin should be used to treat chest pain.
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