Concomitant

Something that exists or occurs at the same time as something else. It can be a natural event, but in medicine is used when referring to:

  • Concomitant medication: two or more medicines are given at the same time when treating diseases, or
  • Concomitant disease: a second disease (or more) is present at the same time as the primary disease (or secondary symptoms occur with a main symptom).

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