Standard Lemma guide

tamsulosin

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • General-American: /tæmˈsuː.ləs.ɪn/

1

noun

Meaning 1

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

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: medicine, pharmacology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

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