pseudoephedrinen.

Brit.

/ˌs(j)uːdəʊˈɛfᵻdriːn/,

/ˌs(j)uːdəʊˈɛfᵻdrɪn/,

/ˌs(j)uːdəʊᵻˈfɛdrɪn/, U.S.

/ˈˌsudoʊˈɛfədr(ə)n/,

/ˈˌsudoʊəˈfɛdr(ə)n/

Forms: 1800s– pseudephedrine, 1900s– pseudoephedrine.

Origin: Formed within English, by compounding; modelled on a German lexical item. Etymons: pseudo- comb. form, ephedrine n.

Etymology: < pseudo- comb. form + ephedrine n., after German Pseudo-Ephedrin (A. Ladenburg & C. Oelschlägel 1889, in Berichte der Deutsch. Chem. Ges. 22 1823; quot. 1889 is from an English abstract of this paper).

Pharmacology.

A sympathomimetic drug obtained from plants of the genus Ephedra (or prepared synthetically) and used as a nasal decongestant.Pseudoephedrine is a stereoisomer of ephedrine. Chemical name: (1S,2S)-2-methylamino-1-phenylpropan-1-ol; C₁₀H₁₅NO.

ΘΚΠ

the world > health and disease > healing > medicines or physic > drugs having specific effect > [noun] > sympathomimetic > specific

pseudoephedrine1889

phenylpropanolamine1947

hydroxyamphetamine1948

isoprenaline1951

isoproterenol1957

orciprenaline1963

salbutamol1969

ritodrine1971

angel dust1990

1889 Jrnl. Chem. Soc. 56 1020 This substance, provisionally termed pseudephedrine, is isolated by extracting the roots with alcohol.

1909 Cent. Dict. Suppl. Pseudo-ephedrine, a colorless crystalline alkaloid, C₁₀H₁₅ON, isomeric with ephedrine,..similar to atropin.

1927 Science 14 Oct. 342/1 Ladenburg and Oelschlägel..have succeeded in isolating from the Ephedra vulgaris of Europe a stereoisomer, pseudo-ephedrine, which is not, strictly speaking, an antimere in its configuration.

1967 Martindale's Extra Pharmacopoeia (ed. 25) 76/2 Actifed... Syrup containing pseudoephedrine hydrochloride 30 mg. and triprolidine hydrochloride 1·25 mg.

1980 Brit. Jrnl. Clin. Pharmacol. 9 351 No significant effects were produced by any of the doses of pseudephedrine with regard to diastolic blood pressure.

1993 A. Dacyczyn Tightwad Gaz. iii. 144/1 If you want an oral decongestant look for a product that contains pseudoephedrine or phenylpropanolamine, or a combination.

2001 Quicksilver Mag. Spring 83/3 It may be worth taking a decongestant such as pseudoephedrine (brands include Sudafed and Actifed) a couple of hours before take off.

This is a new entry (OED Third Edition, September 2007; most recently modified version published online March 2022).

单词	pseudoephedrine
释义	pseudoephedrinen. Brit. /ˌs(j)uːdəʊˈɛfᵻdriːn/, /ˌs(j)uːdəʊˈɛfᵻdrɪn/, /ˌs(j)uːdəʊᵻˈfɛdrɪn/, U.S. /ˈˌsudoʊˈɛfədr(ə)n/, /ˈˌsudoʊəˈfɛdr(ə)n/ Forms: 1800s– pseudephedrine, 1900s– pseudoephedrine. Origin: Formed within English, by compounding; modelled on a German lexical item. Etymons: pseudo- comb. form, ephedrine n. Etymology: < pseudo- comb. form + ephedrine n., after German Pseudo-Ephedrin (A. Ladenburg & C. Oelschlägel 1889, in Berichte der Deutsch. Chem. Ges. 22 1823; quot. 1889 is from an English abstract of this paper). Pharmacology. A sympathomimetic drug obtained from plants of the genus Ephedra (or prepared synthetically) and used as a nasal decongestant.Pseudoephedrine is a stereoisomer of ephedrine. Chemical name: (1S,2S)-2-methylamino-1-phenylpropan-1-ol; C₁₀H₁₅NO. ΘΚΠ the world > health and disease > healing > medicines or physic > drugs having specific effect > [noun] > sympathomimetic > specific pseudoephedrine1889 phenylpropanolamine1947 hydroxyamphetamine1948 isoprenaline1951 isoproterenol1957 orciprenaline1963 salbutamol1969 ritodrine1971 angel dust1990 1889 Jrnl. Chem. Soc. 56 1020 This substance, provisionally termed pseudephedrine, is isolated by extracting the roots with alcohol. 1909 Cent. Dict. Suppl. Pseudo-ephedrine, a colorless crystalline alkaloid, C₁₀H₁₅ON, isomeric with ephedrine,..similar to atropin. 1927 Science 14 Oct. 342/1 Ladenburg and Oelschlägel..have succeeded in isolating from the Ephedra vulgaris of Europe a stereoisomer, pseudo-ephedrine, which is not, strictly speaking, an antimere in its configuration. 1967 Martindale's Extra Pharmacopoeia (ed. 25) 76/2 Actifed... Syrup containing pseudoephedrine hydrochloride 30 mg. and triprolidine hydrochloride 1·25 mg. 1980 Brit. Jrnl. Clin. Pharmacol. 9 351 No significant effects were produced by any of the doses of pseudephedrine with regard to diastolic blood pressure. 1993 A. Dacyczyn Tightwad Gaz. iii. 144/1 If you want an oral decongestant look for a product that contains pseudoephedrine or phenylpropanolamine, or a combination. 2001 Quicksilver Mag. Spring 83/3 It may be worth taking a decongestant such as pseudoephedrine (brands include Sudafed and Actifed) a couple of hours before take off. This is a new entry (OED Third Edition, September 2007; most recently modified version published online March 2022). < n.1889
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