methenaminen.

Brit.

/mᵻˈθiːnəmiːn/,

/mᵻˈθiːnəmɪn/, U.S.

/məˈθɛnəm(ə)n/,

/məˈθɛnəˌmin/

Origin: Formed within English, by compounding. Etymons: methene n., amine n.

Etymology: < methene n. + amine n.

1. Chiefly Pharmacology. The compound hexamethylenetetramine, (CH₂)₆N₄, or a derivative of this (often with mandelic acid), esp. when used as a urinary antiseptic.Hexamine is the preferred name in the British Pharmacopoeia.

ΘΚΠ

the world > health and disease > healing > medicines or physic > medicines for specific purpose > antiseptic > [noun] > specific

naphthalene1821

carbolic acid1835

creosote1835

Sanitas1878

chlorocresol1886

salol1887

Listerine1889

salufer1894

Airol1895

fluorol1895

thymoform1899

xeroform1901

triformol1907

thymoloform1911

hexamine1914

Eusol1915

flavine1917

proflavine1917

Dakin1920

naphtha1920

methenamine1926

T.C.P.1934

Zephiran1935

leptazol1946

cetrimide1948

nalidixic acid1962

clioquinol1967

crystal violet1996

1926 Pharmacopeia U.S. 238 Methenamine.

1926 Dispensatory U.S.A. (ed. 21) 695/2 Not only are there a large number of compounds of methenamine upon the market, but the official drug is sold under an almost innumerable number of trade names.

1948 E. Pound Pisan Cantos lxxiv. 12 Methenamine eases the urine.

1951 A. Grollman Pharmacol. & Therapeutics xxv. 526 Hexamethylenetetramine ((CH₂)₆N₄), official as methenamine (U.S.P.) and hexamine (B.P.)..is of interest from its liberating formaldehyde in the course of its excretion in the urine.

1969 J. H. Thompson in J. A. Bevan Essent. Pharmacol. xlix. 511 Methenamine mandelate is a mixture of methenamine and mandelic acid.., two old urinary antiseptic agents which today are rarely given separately.

1988 Q. N. Myrvik & R. S. Weiser Fund. Med. Bacteriol. & Mycol. (ed. 2) vi. 102 Nitrofurantoin..and methenamine. These agents are used mainly to prevent recurrent urinary tract infections.

1998 Jrnl. Pharmacol. & Biomed. Anal. 16 939 A capillary gas chromatographic method is described for the determination of methenamine hippurate residue in swabs collected from manufacturing equipment surfaces.

2. Pathology. In full methenamine silver. A solution of methenamine and silver nitrate, used in several histological stains. Frequently attributive.

ΚΠ

1952 G. Gomori Microsc. Histochem. vii. 60 Methenamine-silver is practically free from these drawbacks.

1953 Jrnl. Histochem. & Cytochem. 1 391 The mounted sections were treated with one of the oxidants, then stained for aldehydes with Gomori's methenamine-silver (pH 8.4).

1967 Canad. Med. Assoc. Jrnl. 97 4/1 The organism can be identified in pathologic material only by means of methenamine-silver stains.

1977 Ann. Internal Med. 86 586/2 Sections stained with methenamine-silver showed many yeast forms consistent with H. capsulatum.

1991 Acta Neuropathologica 81 540/2 We recently developed a new type of methenamine silver stain for detecting SP [senile plaques].

1999 Internat. Jrnl. Urol. 6 111 Postoperatively, periodic acid-Schiff and Grocott-Gomori methenamine tests revealed Actinomyces.

This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).

单词	methenamine
释义	methenaminen. Brit. /mᵻˈθiːnəmiːn/, /mᵻˈθiːnəmɪn/, U.S. /məˈθɛnəm(ə)n/, /məˈθɛnəˌmin/ Origin: Formed within English, by compounding. Etymons: methene n., amine n. Etymology: < methene n. + amine n. 1. Chiefly Pharmacology. The compound hexamethylenetetramine, (CH₂)₆N₄, or a derivative of this (often with mandelic acid), esp. when used as a urinary antiseptic.Hexamine is the preferred name in the British Pharmacopoeia. ΘΚΠ the world > health and disease > healing > medicines or physic > medicines for specific purpose > antiseptic > [noun] > specific naphthalene1821 carbolic acid1835 creosote1835 Sanitas1878 chlorocresol1886 salol1887 Listerine1889 salufer1894 Airol1895 fluorol1895 thymoform1899 xeroform1901 triformol1907 thymoloform1911 hexamine1914 Eusol1915 flavine1917 proflavine1917 Dakin1920 naphtha1920 methenamine1926 T.C.P.1934 Zephiran1935 leptazol1946 cetrimide1948 nalidixic acid1962 clioquinol1967 crystal violet1996 1926 Pharmacopeia U.S. 238 Methenamine. 1926 Dispensatory U.S.A. (ed. 21) 695/2 Not only are there a large number of compounds of methenamine upon the market, but the official drug is sold under an almost innumerable number of trade names. 1948 E. Pound Pisan Cantos lxxiv. 12 Methenamine eases the urine. 1951 A. Grollman Pharmacol. & Therapeutics xxv. 526 Hexamethylenetetramine ((CH₂)₆N₄), official as methenamine (U.S.P.) and hexamine (B.P.)..is of interest from its liberating formaldehyde in the course of its excretion in the urine. 1969 J. H. Thompson in J. A. Bevan Essent. Pharmacol. xlix. 511 Methenamine mandelate is a mixture of methenamine and mandelic acid.., two old urinary antiseptic agents which today are rarely given separately. 1988 Q. N. Myrvik & R. S. Weiser Fund. Med. Bacteriol. & Mycol. (ed. 2) vi. 102 Nitrofurantoin..and methenamine. These agents are used mainly to prevent recurrent urinary tract infections. 1998 Jrnl. Pharmacol. & Biomed. Anal. 16 939 A capillary gas chromatographic method is described for the determination of methenamine hippurate residue in swabs collected from manufacturing equipment surfaces. 2. Pathology. In full methenamine silver. A solution of methenamine and silver nitrate, used in several histological stains. Frequently attributive. ΚΠ 1952 G. Gomori Microsc. Histochem. vii. 60 Methenamine-silver is practically free from these drawbacks. 1953 Jrnl. Histochem. & Cytochem. 1 391 The mounted sections were treated with one of the oxidants, then stained for aldehydes with Gomori's methenamine-silver (pH 8.4). 1967 Canad. Med. Assoc. Jrnl. 97 4/1 The organism can be identified in pathologic material only by means of methenamine-silver stains. 1977 Ann. Internal Med. 86 586/2 Sections stained with methenamine-silver showed many yeast forms consistent with H. capsulatum. 1991 Acta Neuropathologica 81 540/2 We recently developed a new type of methenamine silver stain for detecting SP [senile plaques]. 1999 Internat. Jrnl. Urol. 6 111 Postoperatively, periodic acid-Schiff and Grocott-Gomori methenamine tests revealed Actinomyces. This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022). < n.1926
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