| 摘要 |
<p>This invention relates to methods of abrogating sperm motility utilizing the anti-bacterial, anti-viral agents butylurea, Nonoxynol-9 and benzalkonium chloride. This invention is further directed to anti-bacterial, anti-viral, non-irritating contraceptive compositions, and to methods of enhancing contraceptive capabilities of conventional contraceptive means as well as to enhanced conventional contraceptive means.</p> |
