Definition of "Dosing"

Last modified: 14 hours



Drugs can be prescribed for different times of the day, including:

  • mane is in the morning
  • nocte is at night

Drugs can also be prescribed with different intervals, including:

  • q (Latin "quaque"), meaning "each" or "every". For example, Q2H means every 2 hours
  • qd (Latin "quaque die"), meaning each day. Has been depracated, and replaced with "daily"
  • Various times per day:
    • bid (bis in die, or bds, bis), meaning twice daily
    • tid (ter in die, or tds), meaning 3x a day
    • qid (quater in die), qds (Latin "quater die sumendus") meaning 4x a day
Administration times
  • Mane QID is given at 8am
  • Nocte QID is given at 6pm or 8pm
  • BD is given at 8am and 8pm
  • TDS is given at 8am, 12pm, and 8pm
  • QID is given at 8am, 12pm, 6pm, 10pm
  • Q4h is given at 2am, 6am, 10am, 2pm, 6pm, and 10pm
  • Q8h is given at 6am, 2pm, 10pm

Source: RMIT

See also
  • Drugs
  • Route of administration

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Definition of Dosing | Autoprac


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