| 摘要 |
A contraceptive composition for application to the vagina of d female mammal comprising a contraceptive amount of d contraceptive combination, the combination containing a spermicidal or sperm-immobilising polyethoxyethanol and a beta-adrenergic blocker. The polyethoxyethanol may be, for example, an octoxynol or, which is preferred, a nonoxynol, especially nonoxynol-9. The beta-adrenergic blocker is preferably a spermicidal or sperm-immobilising beta-adrenergic blocker, propranolol (in particular the d-isomer) being especially preferred. The composition may also contain a spermicidal or sperm-immobilising preservative. |
