A client is prescribed antibiotics while pending the results of their wound culture. The nurse understands this method of medication therapy is known as:
Prophylactic therapy
Palliative therapy
Maintenance Therapy
Empiric therapy
The Correct Answer is D
A. Prophylactic therapy is used to prevent infection in at-risk individuals, not to treat suspected infections before confirming lab results.
B. Palliative therapy is intended for symptom relief, often in cases where curing the disease is not the goal.
C. Maintenance therapy is designed to maintain health stability rather than to treat suspected infections without lab confirmation.
D. Empiric therapy involves starting treatment based on clinical judgment before lab results are available. This approach is useful to manage infections promptly when waiting for cultures could delay necessary care.
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Correct Answer is A
Explanation
A. Diphenhydramine is an H1 antihistamine that works by blocking the effects of histamine at H1 receptor sites, thus alleviating allergy symptoms.
B. H2 receptor sites are primarily involved in gastric acid secretion, and diphenhydramine does not affect these receptors.
C. Diphenhydramine does not stimulate histamine effects; it blocks them instead.
D. The medication does not occupy all H receptor sites; it specifically targets H1 receptors to exert its effects.
Correct Answer is B
Explanation
A. Bradycardia is not a common side effect of atorvastatin and would not necessarily require immediate reporting unless it is significantly low and symptomatic.
B. Dark-red urine could indicate the presence of myoglobinuria, which can occur due to rhabdomyolysis, a serious side effect of statins like atorvastatin that necessitates immediate medical attention.
C. Elevated HDL cholesterol is generally a positive finding and does not require reporting unless it is part of a larger adverse effect context.
D. A migraine headache, while concerning, is not a known side effect specifically associated with atorvastatin and may not require immediate intervention unless severe or persistent.