摘要 |
This invention provides a spermicidally and virucidally effective, vaginally applicable formulation, having the following approximate composition of essential ingredients: at least one benzalkonium chloride, in an amount from 0.05 to 0.2%; at least one spermicide selected from the group consisting of nonoxynols in an amount of from 0.05-12%, octoxynol-9 in an amount of from 0.05-4%, and triclosan in an amount from 0.05-2%; a biologically acceptable emollient, in an amount from 1-5%; hydroxypropylmethyl cellulose, in an amount from 0.1-3%; sodium carbomer, in an amount from 0.1-1%; de-ionized water, making up the balance. The composition has the attributes of (a) a semi-solid, essentially clear gel consistency and appearance, and (b) the ability to maintain a presence in the human vagina in the presence of mucous secretions therein, in virucidally effective amounts, for at least 24 hours after application thereto.
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申请人 |
LIVINGSTON, GEORGE M.;THORNBURGH, DAVID B.;LONGMORE, JEFFREY |
发明人 |
LIVINGSTON, GEORGE M.;THORNBURGH, DAVID B.;LONGMORE, JEFFREY |