As required and Pro re nata

As required

As required adverb - According to need (physicians use PRN in writing prescriptions).
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Synonyms for As required

Pro re nata is a synonym for as required. In some cases you can use "Pro re nata" instead an adverb phrase "As required".

Pro re nata

Pro re nata adverb - According to need (physicians use PRN in writing prescriptions).
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Synonyms for Pro re nata

As required is a synonym for pro re nata. You can use "As required" instead an adverb phrase "Pro re nata".

Mutual synonyms

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Pro re nata and As required. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/as_required/pro_re_nata
As required & Pro re nata. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/as_required/pro_re_nata>.
Pro re nata or As required. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/as_required/pro_re_nata.