As required
As required adverb - According to need (physicians use PRN in writing prescriptions).
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Synonyms for As required
As ordered and as required are semantically related. In some cases you can replace phrase "As ordered" with "As required", this phrases are similar.
As ordered
As required and as ordered are semantically related. Sometimes you can replace phrase "As required" with "As ordered", this phrases are similar.
Mutual synonyms
Cite this Source
As ordered and As required. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/as_required/as_ordered
As required & As ordered. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/as_required/as_ordered>.
As ordered or As required. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/as_required/as_ordered.
Google Ngram Viewer shows how "as required" and "as ordered" have occurred on timeline