Combinations of vasoactive substances which are useful in the treatment of sexual dysfunctions associated with poor local blood supply and/or insufficient lubrication are provided. The vasoactive compounds are esculoside, visnadine, forskolin or extracts thereof, purified lipophilic extracts from plants of the genus Ipomea, esters of ximenynic acid, icarin or icarin derivatives, amentoflavone, and Gingko biloba dimeric flavones. The combination of these vasoactive substances is incorporated in gels and lotions designed to be applied to the genital organs. These formulations are useful in inducing erection of the male and female sex organs and enhancing orgasm and sexual performance. The formulations are particularly useful in the treatment of female sexual dysfunctions.