Novel methods for treating or reducing the likelihood of acquiring vaginal dysfunctions, more particularly vaginal dryness and dyspareunia, leading to sexual dysfunction and low sexual desire and performance , in susceptible warm-blooded animals including humans involving administration of a sex steroid precursor. Further administration of estrogen or selective estrogen receptor modulator, particularly those selected from the group consisting of Raloxifene, Arzoxifene, Tamoxifen, Droloxifene, Toremifene, Iodoxifene, GW 5638, TSE-424, ERA-923, and lasofoxifene, and more particularly compounds having the general structure: is specifically disclosed for the medical treatment and/or inhibition of development of some of these above-mentioned diseases. Pharmaceutical compositions for delivery of active ingredient(s) and kit(s) useful to the invention are also disclosed.