Nokea
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.
You may also like to solve these questions
A patient with a long-term intravenous catheter is going home. The nurse knows that if the patient is allergic to seafood, which antiseptic agent is contraindicated?
- A. Chlorhexidine gluconate
- B. Hydrogen peroxide
- C. Povidone-iodine
- D. Isopropyl alcohol
Correct Answer: C
Rationale: Iodine compounds are contraindicated in patients with allergies to seafood.
The nurse is reviewing the medication history of a patient who will be taking a sulfonamide antibiotic. During sulfonamide therapy, a significant drug interaction may occur with which of these drugs or drug classes? (Select all that apply.)
- A. Opioids
- B. Oral contraceptives
- C. Sulfonylureas
- D. Antihistamines
- E. Phenytoin
- F. Warfarin
Correct Answer: B,C,E,F
Rationale: Sulfonamides may potentiate the hypoglycemic effects of sulfonylureas in diabetes treatment and the toxic effects of phenytoin. They also enhance the anticoagulant effects of warfarin, which can lead to hemorrhage. Sulfonamides may also reduce the efficacy of oral contraceptives. Opioids and antihistamines are not typically associated with significant interactions with sulfonamides.
The nurse is reviewing the culture results of a patient with an infection, and notes that the culture indicates a gram-positive organism. Which generation of cephalosporin is most appropriate for this type of infection?
- A. First-generation
- B. Second-generation
- C. Third-generation
- D. Fourth-generation
Correct Answer: A
Rationale: First-generation cephalosporins provide excellent coverage against gram-positive bacteria but limited coverage against gram-negative bacteria.
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 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.