Which adverse effect listed below is common for patients taking topical nitroglycerin paste?
1. Rash
2. Shortness of breath
3. Headache
4. Ventricular tachycardia
Correct Answer: 3
Rationale: Nitroglycerin can dilate cerebral vessels, leading to headaches. Dysrhythmias, shortness of breath, and the development of a rash are not common.
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