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    • 2. 发明授权
    • Administration of an injectable antibiotic in the ear of an animal
    • 在动物耳内施用可注射的抗生素
    • US6074657A
    • 2000-06-13
    • US822195
    • 1997-03-20
    • Scott A. Brown
    • Scott A. Brown
    • A61K9/107A61K9/08A61K31/545A61K45/00A61P31/00A61F2/02
    • A61K9/08A61K31/545
    • The present invention provides for a method of injecting an antibiotic in the ear of an animal, such as cattle, swine, sheep and goats. These injectable antibiotics include the following: injectable suspensions of sparingly water-soluble antimicrobial agents, such as procaine penicillin, benzathine penicillin, ceftiofur crystalline free acid ceftiofur hydrochloride, ampicillin trihydrate and amoxicillin trihydrate; sustained-release non-aqueous solutions of sparingly water-soluble antimicrobial agents, such as oxytetracycline, erythromycin, tylosin, tilmicosin and florfenicol; and injectable solutions of zwitterionic antimicrobial agents, such as enrofloxacin, danofloxacin and premafloxacin. Specifically, the present invention provides for a method of injecting a relatively large volume (1 to 15 mL) of a sterile oil suspension of an antibiotic, such as ceftiofur crystalline free acid, in the posterior of the ear of cattle and swine.
    • 本发明提供了在动物如牛,猪,绵羊和山羊的耳朵中注射抗生素的方法。 这些可注射抗生素包括以下:微量水溶性抗微生物剂的注射悬浮液,如普鲁卡因青霉素,苄星青霉素,头孢噻呋结晶游离酸盐酸头孢曲肟,氨苄青霉素三水合物和阿莫西林三水合物; 缓释性非水溶液的微水溶性抗微生物剂,如土霉素,红霉素,泰乐菌素,替米考星和氟苯尼考; 和两性离子抗微生物剂如恩氟沙星,丹诺沙星和前列沙星的可注射溶液。 具体而言,本发明提供了在牛和猪耳朵的后部将相当大体积(1至15mL)的抗生素无头油悬浮液(例如头孢噻呋结晶游离酸)注射的方法。