A nurse is providing patient education regarding the use of central nervous system drugs to a patient and is trying to explain the meaning of drug tolerance

In order to evaluate understanding, the nurse asks the patient to explain what tolerance means. The patient's most accurate response would be a. there is a decreased response with prolonged use.
b. an abstinence syndrome will occur if the drug is abruptly discontinued.
c. the drug causes psychologic dependence.
d. the patient has developed hypersensitivity to the drug.


A
When tolerance develops, a dose increase may be needed as there may be a decreased response with prolonged use.
An abstinence syndrome is specific to physical withdrawal.
Physical dependence indicates that the dose should be decreased and eventually tapered off.
Hypersensitivity does not describe tolerance.

Nursing

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