Nokea
The Combination of amoxycillin + clavulanic acid is used because
- A. It broadens the spectrum of amoxycillin
- B. It decreases the side effect of amoxycillin
- C. It decreases the toxicity of clavulanic acid
- D. It increases the oral bio availability of amoxycillin
Correct Answer: A
Rationale: Clavulanic acid inhibits beta-lactamases, broadening amoxicillin's spectrum.
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The nurse knows that which medication requires monitoring of thyroid function?
- A. Dofetilide
- B. Amiodarone
- C. Sotalol
- D. Flecainide
Correct Answer: B
Rationale: Amiodarone can cause hypo- or hyperthyroidism due to its iodine content, necessitating thyroid function monitoring.
Which of the following drugs should be used only when clearly needed in pregnant and breastfeeding women?
- A. Memantine
- B. Pyridostigmine
- C. Galantamine
- D. Rivastigmine
Correct Answer: B
Rationale: Pyridostigmine's safety in pregnancy/breastfeeding is less established, requiring caution.
Beta 2 adrenergic receptor agonists:
- A. Relieve bronchospasms
- B. Potentiates hypertensive
- C. Catecholamine inhibits the reception
- D. Have porasympathominetic action on bronchi
Correct Answer: A
Rationale: Beta-2 adrenergic agonists, like salbutamol, relieve bronchospasms by relaxing bronchial smooth muscle, making them key in asthma and COPD management.
Infants and young children are at higher risk of ADRs due to:
- A. Immature renal function in school-age children
- B. Lack of safety and efficacy studies in the pediatric population
- C. Children's skin being thicker than adults, it is less likely to absorb dosages of topical medication
- D. Infant boys having a higher proportion of muscle mass, leading to a higher volume of distribution
Correct Answer: B
Rationale: Lack of pediatric studies increases ADR risk due to unestablished safety/efficacy, unlike renal maturity , skin thickness (C, false), or muscle mass (D, false).
A nurse is preparing to administer Haloperidol 2 mg PO every 12 hr. The amount available is haloperidol 1 mg/tablet. how many tablets should the nurse administer? (Round the answer to the nearest whole number. Do not use a trailing zero.)
- A. 2
- B. 6
- C. 1
- D. 8
Correct Answer: A
Rationale: Calculation: 2 mg ÷ 1 mg/tablet = 2 tablets, matching the provided answer.