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The defined daily dose (DDD) is a statistical measure of drug consumption, defined by the World Health Organization (WHO) Collaborating Centre for Drug Statistics Methodology. It is defined in combination with the ATC Code drug classification system for grouping related drugs. The DDD enables comparison of drug usage between different drugs in ...
The ATC system also includes defined daily doses (DDDs) for many drugs. This is a measurement of drug consumption based on the usual daily dose for a given drug. According to the definition, "[t]he DDD is the assumed average maintenance dose per day for a drug used for its main indication in adults." [15]
The unit of measurement used by the OECD is defined daily dose (DDD), defined as "the assumed average maintenance dose per day for a drug used on its main indication in adults". [2] The sources used by the OECD are primarily national health authorities. [2] Definitions, sources and methodology per country is explained further in a document ...
DDD: daily defined doses Degenerative disk disease: DDH: developmental hip dysplasia: DDI: didanosine: DDx: differential diagnosis: D&E: dilatation and evacuation: DEE: developmental and epileptic encephalopathy: DES: diethylstilbestrol Drug-eluting stent: DEXA: Dual energy X-ray absorptiometry: DH: developmental history Department of Health ...
twice daily bib. bibe: drink bis bis: twice b.i.d., b.d. bis in die: twice daily AMA style avoids use of this abbreviation (spell out "twice a day") bis ind. bis indies: twice a day bis in 7 d. bis in septem diebus: twice a week BM bowel movement: commonly used in the United Kingdom when discussing blood sugar.
Another method is "defined daily dose" (DDD), which is the assumed average dose of an antipsychotic that an adult would receive during long-term treatment. [15] DDD is primarily used for comparing the utilization of antipsychotics (e.g. in an insurance claim database), rather than comparing therapeutic effects between antipsychotics. [15]
To measure unit of antimicrobials consumed, one can use 'Days Of Therapy' (DOT) or Defined Daily Dose (DDD). The former is more commonly used in the US, the latter is more commonly used in Europe. The 2016 IDSA/SHEA guidelines recommend the use of DOT. [36]
The defined daily dose (DDD) is a statistical measure of drug consumption, defined by the World Health Organization (WHO). [120] Germany and Sweden also have lower prescribing rates, with Sweden's rate having been declining since 2007. Greece, France and Belgium have high prescribing rates for antibiotics of more than 28 DDD. [121]