A nurse is receiving a telephone prescription for a client and documents it as metformin 500 mg PO BID. Which of the following elements should the nurse identify is missing from the prescription?
Dosage
Route
Medication
Time/frequency
The Correct Answer is C
Choice A reason: This is incorrect because the dosage is given in the prescription as 500 mg, which indicates the amount of the drug to be administered.
Choice B reason: This is incorrect because the route is given in the prescription as PO, which stands for per os or by mouth, which indicates how the drug is to be administered.
Choice C reason: This is correct because the medication is not given in the prescription, which is the name of the drug to be administered. The nurse should ask the provider to clarify the medication name and spell it out if necessary.
Choice D reason: This is incorrect because the time/frequency is given in the prescription as BID, which stands for bis in die or twice a day, which indicates when and how often the drug is to be administered.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A reason: This is incorrect because constipation is not a common or serious adverse effect of antihistamines. However, the patient should increase their fluid and fiber intake and exercise regularly to prevent constipation.
Choice B reason: This is incorrect because abdominal cramps are not a common or serious adverse effect of antihistamines. However, the patient should avoid spicy or fatty foods and take the antihistamine with food or milk to prevent stomach irritation.
Choice C reason: This is correct because drowsiness is one of the most common and bothersome adverse effects of antihistamines. The patient should avoid driving or operating machinery if they experience drowsiness and take the antihistamine at bedtime.
Choice D reason: This is incorrect because decreased libido is not a common or serious adverse effect of antihistamines. However, the patient should inform their provider if they experience any sexual dysfunction or mood changes while taking the antihistamine.
Correct Answer is D
Explanation
Choice A reason: This is incorrect because insulin glargine has a longer duration than 6 to 10 hr. Insulin glargine is a long-acting insulin that provides a steady and continuous level of insulin in the blood. It is usually given once daily at the same time.
Choice B reason: This is incorrect because insulin glargine has a longer duration than 3 to 6 hr. Insulin glargine is not a short-acting or rapid-acting insulin that peaks quickly and lasts for a few hours. It is a long-acting insulin that does not have a peak and lasts for up to 24 hr.
Choice C reason: This is incorrect because insulin glargine has a longer duration than 16 to 24 hr. Insulin glargine is a long-acting insulin that can last for up to 24 hr, but not more than that. It is not an ultra-long-acting insulin that can last for more than 24 hr.
Choice D reason: This is correct because insulin glargine has a duration of 18 to 24 hr. Insulin glargine is a long-acting insulin that provides a steady and continuous level of insulin in the blood. It is usually given once daily at the same time.

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