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before administering an antihistamine to a patient, it is most important for the nurse to assess the patient for a history of which condition?

Sagot :

Arrhythmias. Because fatal cardiac arrhythmias have been linked to the use of specific antihistamines and medications that lengthen QT intervals, including erythromycin, extra caution should be used when these medications are administered to any patient who has ever experienced an arrhythmia or a prolonged QT interval.

What conditions should not be used with antihistamines?

Antihistamines should not be used if you have hypertension, cardiovascular disease, urine retention, or elevated ocular pressure.

Which instruction should a patient who is taking an antihistamine follow?

For people ingesting this medication: If necessary, antihistamines can be taken with food, a glass of water, or milk to lessen gastrointestinal irritation. If you're taking this medication in the form of extended-release tablets, swallow the tablets whole. Never chew, break, or crush anything before swallowing.

To know more about cardiac arrhythmias visit:-

https://brainly.com/question/8169384

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