The nurse is caring for a patient who is taking a calcium-channel blocker. What adverse effects would the nurse caution this patient about?
A) Hypertension and tachycardia
B) Headache and dizziness
C) Itching and rash
D) Nausea and diarrhea
B
Feedback:
The adverse effects associated with these drugs are related to their effects on cardiac output and on smooth muscle. Central nervous system (CNS) effects include dizziness, light-headedness, headache, and fatigue. Gastrointestinal (GI) effects can include nausea and hepatic injury related to direct toxic effects on hepatic cells. Cardiovascular effects include hypotension, bradycardia, peripheral edema, and heart block. Skin effects include flushing and rash. The adverse effects do not, however, include diarrhea, hypertension, tachycardia, or itching.
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