Definition of ut dict.

ut dict.: Abbreviation meaning "as directed" (from the Latin "ut dictum", as directed). One of a number of hallowed abbreviations of Latin terms that have traditionally been used in prescriptions.

Some others:

  • a.c. = before meals (from "ante cibum", before meals)
  • b.i.d. = twice a day (from "bis in die", twice a day)
  • gtt. = drops (from "guttae", drops)
  • p.c. = after meals (from "post cibum", after meals)
  • p.o. = by mouth, orally (from "per os", by mouth)
  • p.r.n. = when necessary (from "pro re nata", for an occasion that has arisen, as circumstances require, as needed)
  • q.d. = once a day (from "quaque die", once a day)
  • q.i.d. = four times a day (from "quater in die", 4 times a day)
  • q._h.: If a medicine is to be taken every so-many hours (from "quaque", every and the "h" indicating the number of hours)
  • q.h. = every hour
  • q.2h. = every 2 hours
  • q.3h. = every 3 hours
  • q.4h. = every 4 hours
  • t.i.d. = three times a day (from "ter in die", 3 times a day)

Last Editorial Review: 10/9/2012

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