Meanings
noun5-ASA (usually uncountable, plural 5-ASAs)
plural 5-ASAs
- uncountableusuallySynonym of mesalazine.
The patient had been taking 5-ASA, but the treatment plan changed when little response was seen.
Synonyms: mesalazine
- countableusuallyAny member of the same drug class: mesalazine or any of its prodrugs (e.g., sulfasalazine, olsalazine, balsalazide).
The 5-ASAs are useful for inflammatory bowel diseases.
Synonyms & antonyms
nounSynonym of mesalazine.
Similar
Also see
Origin
An initialism from 5-aminosalicylic acid.
Full word history & related roots →Cite this entry
APA
5-ASA. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/5-ASA
MLA
“5-ASA.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/5-ASA. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “5-ASA,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/5-ASA.
Source: 5-ASA on Wiktionary, CC BY-SA 4.0.