tamsulosin

T1A1M3S1U1L1O1S1I1N1
US/tæmˈsuː.ləs.ɪn/

noun

An alpha-adrenergic blocking agent administered orally in the form of its hydrochloride C₂₀H₂₈N₂O₅S·HCl to treat benign prostatic hyperplasia.

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Meanings

nountamsulosin (usually uncountable, plural tamsulosins)

plural tamsulosins

  1. uncountableusuallymedicineAn alpha-adrenergic blocking agent administered orally in the form of its hydrochloride C₂₀H₂₈N₂O₅S·HCl to treat benign prostatic hyperplasia.

Origin

From tam- (of unknown origin) + sul(fonamide) + -osin (“α₁-adrenoceptor antagonist”).

Full word history & related roots →
Cite this entry
APA

tamsulosin. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/tamsulosin

MLA

“tamsulosin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/tamsulosin. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “tamsulosin,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/tamsulosin.

Source: tamsulosin on Wiktionary, CC BY-SA 4.0.