Wednesday, 5 October 2011


Tachyphylaxis is a medical term describing a decrease in the response to a drug due to previous exposure to that drug.Increasing the dose of the drug may be able to restore the original response(in this contest tachyphylaxis is the synonym for drug tolerence).Tachyphylaxis is characterized by the rate sensitivity.Examples include Calcitonine,Metaclopramide etc.

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