A patient is placed on reserpine (Serpalan) to decrease mild anxiety and treat hypertension. The patient researches the medication on the Internet and finds that this medication comes from which plant?
a. Atropa belladonna
b. Digitalis purpurea
c. Rauwolfia serpentina
d. Cephaelis ipecacuanha
ANS: C
Correct: The drug reserpine is derived from the plant known as Rauwolfia serpentina. It was used to treat depression in the past, but currently is used in the treatment of hypertension.
Incorrect:
a. Atropine is derived from the Atropa belladonna plant; it primarily affects the parasympathetic nervous system.
b. The drug digitalis (Lanoxin) is derived from the Digitalis purpurea plant; it increases contractility of the heart, making it a popular choice for patients in heart failure.
d. The drug ipecac is derived from the plant Cephaelis ipecacuanha; it is used to induce vomiting in some cases of poisoning.
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