tachyphylactic









tachyphylactic


noun

  1. Medicine/Medical. immediate, temporary immunization against the effects of injection of a toxic extract owing to previous small injections of the same extract.
  2. a decreased response to a medicine given over a period of time so that larger doses are required to produce the same response.

noun

  1. very rapid development of tolerance or immunity to the effects of a drug

n.

  1. Rapid desensitization to a pharmacologically or physiologically active substance, produced by inoculation with a series of small doses.
  2. A rapidly decreasing response to a drug following its initial administration.

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