abstract |
The invention discloses a kind of carrier for sending electronegative medicine, described carrier comprises the cation lipid represented by following formula 1, and preparation method thereof.Also disclose a kind of pharmaceutical composition, it comprises the cation lipid of electronegative medicine and formula 1 expression, and wherein said electronegative medicine and described cation lipid form complex.Described compositions can increase the body internal stability of described electronegative medicine and allow to send in the born of the same parents of described electronegative medicine after local or general are used.Therefore, described compositions will be useful for the therapeutical effect of the described electronegative medicine of improvement. |