____ is / are prescribed to prevent swimmer's ear.
- A. Ciprofloxacin otic drops (Ciloxan)
- B. Isopropyl ear drops (EarSol)
- C. Colistin (Coly-Mycin S Otic)
- D. Gentamicin otic drops
Correct Answer: B
Rationale: Isopropyl alcohol dries the ear canal, preventing swimmer's ear; antibiotics treat, not prevent.
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Which of the following is synthetic mineralocorticoids:
- A. Testosterone
- B. Estradiol
- C. Fludrocortisone
- D. Hydrocortisone
Correct Answer: C
Rationale: Fludrocortisone is a synthetic mineralocorticoid used to mimic aldosterone's effects on sodium retention.
In response to the patient's question about how to know whether drugs are safe, the nurse explains that all medications undergo rigorous scientific testing controlled by what organization?
- A. Food and Drug Administration (FDA)
- B. Drug Enforcement Agency (DEA)
- C. Centers for Disease Control and Prevention (CDC)
- D. Joint Commission on Accreditation of Healthcare Organizations (JCAHO)
Correct Answer: A
Rationale: The FDA is responsible for controlling and regulating the development and sale of drugs in the United States, allowing new drugs to enter the market only after being subjected to rigorous scientific testing. The DEA regulates and controls the use of controlled substances. The CDC monitors and responds to infectious diseases. The JCAHO is an accrediting body that inspects acute care facilities to ensure minimum standards are met.
A potential harmful effect on patients who take some herbal medication is:
- A. Constipation
- B. Lead poisoning
- C. Diarrhea
- D. Life-threatening rash
Correct Answer: B
Rationale: Some herbal products may contain lead contaminants, posing a risk of poisoning.
A nurse working for a drug company is involved in phase III drug evaluation studies. Which of the following might the nurse be responsible for during this stage of drug development?
- A. Working with animals who are given experimental drugs
- B. Monitoring drug effects in patients who are selected to participate in a study, who have the disease that the drug is meant to treat
- C. Collecting records of symptoms that participants experience while taking a drug and determining whether they are caused by the disease or the drug
- D. Informing healthy, young volunteer participants of possible risks that could occur from taking an experimental drug
Correct Answer: C
Rationale: Phase III studies involve use of a drug in a vast clinical market where patients are asked to record any symptoms they experience while taking the drugs. Nurses may be responsible for helping collect and analyze the information to be shared with the Food and Drug Administration (FDA). Use of animals in drug testing is done in the preclinical trials. A select group of patients who are involved in phase II studies participate in studies where the participants have the disease the drug is intended to treat. These patients are monitored closely for drug effects. Phase I studies involve healthy human volunteers who are usually paid for their participation. Nurses may observe for adverse effects and toxicity.
Monitoring for a child on methylphenidate for attention deficit hyperactivity disorder (ADHD) includes:
- A. ADHD symptoms
- B. Routine height and weight checks
- C. Amount of methylphenidate being used
- D. All of the above
Correct Answer: D
Rationale: All are monitored: symptom control, growth effects, and medication use.