The patient/client is to receive Ampicillin 120 mg IM at bedtime for 7/days. The medication is available as ampicillin 50 mg/mL. How many milliliters of medication would the patient/client receive?
1.4 mL/dose
2.5 mL/dose
1.2 mL/dose
2.4 mL/dose
The Correct Answer is D
Ordered dose: 120 mg IM.
Available concentration: 50 mg per mL.
Volume needed = 120 ÷ 50 = 2.4 mL per dose.
Correct answer: 2.4 mL/dose.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Gives the reasons for using the drug:"Indications" is the pharmacological term describing the FDA-approved conditions, diseases, or symptoms for which a specific medication is prescribed to treat (e.g., "Indicated for the treatment of hypertension").
B. Provides information that is crucial to protect against medication error:This generally refers to Warnings, Boxed Warnings (Black Box), or Contraindications.
C. Describes conditions in which a drug should be given with caution:This refers to Precautions or Contraindications (situations where the drug should not be used or used very carefully).
D. Explains how the drug works:This refers to the Mechanism of Action (MOA) or Pharmacodynamics.
Correct Answer is ["A","D","E"]
Explanation
A. Deltoid:The deltoid (upper arm) is a standard IM site for small volumes usually 1 mL or less. It is far removed from the sciatic nerve.
B. Ventral aspect of forearm:This site is used for Intradermal (ID) injections (like TB skin tests) or IV access, not for Intramuscular (IM) injections.
C. Dorsogluteal:This is the specific site the patient is complaining about. The dorsogluteal site (upper outer quadrant of the buttock) poses a significant risk of injury to the sciatic nerve and superior gluteal artery. It is generally no longer recommended for use due to these risks.
D. Ventrogluteal:The ventrogluteal site (hip) involves the gluteus medius and minimus muscles. It is the safest and preferred site for deep IM injections because it is free of major nerves and blood vessels.
E. Vastus Lateralis:The vastus lateralis (side of the thigh) is a large, well-developed muscle that is safe for IM injections and distant from the sciatic nerve.
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