The recommended dose of Lanoxin is 0.25-1.0 mg IV. At doses in excess of 1.5 mg, Lanoxin becomes toxic. A drug's margin of safety—the range between an effective dose and a lethal dose—is known as the:
A) physiologic dosing regimen.
B) drug toxicity level.
C) therapeutic index.
D) none of the above.
Answer: C
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The special considerations section of the drug profile defines how the drug might affect pediatric, geriatric, or ________ patients
A) pregnant B) sick C) overdosed D) foreign
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Chemical heat energy is created under which of the following conditions?
A. When chemicals are diluted by inert agents B. When chemicals are subjected to compressive forces C. When chemicals are exposed to oxygen rich environments D. When two or more chemical combine and react with one another
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