Nokea
A patient tells the nurse that he is having nausea and decreased appetite during drug therapy with a tetracycline antibiotic. Which statement is the nurse's best advice to the patient?
- A. Take it with cheese and crackers or yogurt.
- B. Take each dose with a glass of milk.
- C. Take an antacid with each dose as needed.
- D. Drink a full glass of water with each dose.
Correct Answer: D
Rationale: Oral doses should be given with at least 8 ounces of fluids and food to minimize gastrointestinal upset. Antacids and dairy products will bind with the tetracycline and make it inactive.
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When reviewing the allergy history of a patient, the nurse notes that the patient is allergic to penicillin. Based on this finding, the nurse would question an order for which class of antibiotics?
- A. Tetracyclines
- B. Sulfonamides
- C. Cephalosporins
- D. Quinolones
Correct Answer: C
Rationale: Allergy to penicillin may also result in hypersensitivity to cephalosporins. Patients reporting penicillin allergy need to describe their prior allergic reaction. It is very important to document the type of reaction.
A patient will be receiving amoxicillin suspension 300 mg via a gastrostomy tube every 8 hours. The medication comes in a bottle that contains 400 mg/5 mL. Identify how many milliliters the nurse will administer with each dose. (record answer using one decimal place)
Correct Answer: 3.8 mL
Rationale: 400 mg:5 mL::300 mg:x mL. Solve for x: (400 ?? x) = (5 ?? 300); 400x = 1500; x = 3.75, rounding to 3.8; administer 3.8 mL.
A patient is receiving his third intravenous dose of a penicillin drug. He calls the nurse to report that he is feeling anxious and is having trouble breathing. What will the nurse do first?
- A. Notify the prescriber.
- B. Take the patient's vital signs.
- C. Stop the antibiotic infusion.
- D. Check for allergies.
Correct Answer: C
Rationale: Hypersensitivity reactions are characterized by wheezing; shortness of breath; swelling of the face, tongue, or hands; itching; or rash. The nurse should immediately stop the antibiotic infusion, have someone notify the prescriber, and stay with the patient to monitor the patient's vital signs and condition. Checking for allergies should have been done before the infusion.
A patient will be receiving penicillin G potassium, 12 million units daily in divided doses every 4 hours IVPB. Identify how many units the patient will receive for each dose each day.
Correct Answer: 2 million
Rationale: If a medication is given every 4 hours, then there will be 6 doses in each 24-hour day. (24 ?· 4 = 6). 12 million units ?· 6 doses = 2 million units/dose.
The nurse is monitoring for therapeutic results of antibiotic therapy in a patient with an infection. Which laboratory value would indicate therapeutic effectiveness of this therapy?
- A. Increased red blood cell count
- B. Increased hemoglobin level
- C. Decreased white blood cell count
- D. Decreased platelet count
Correct Answer: C
Rationale: Decreased white blood cell counts are an indication of reduction of infection and are a therapeutic effect of antibiotic therapy.