Business decision to not continue this study (only few subjects were screened).

The primary objective is to confirm the efficacy of intravaginal prasterone (DHEA) on Hypoactive Sexual Desire Disorder (HSDD) in postmenopausal women.

Inclusion Criteria (main criteria):

• Postmenopausal women (hysterectomized or not).
• Women between 40 and 80 years of age.
• Being in a stable relationship with the opportunity for sexual activity or masturbation at least once a month during the last 6 months or longer (before screening visit) and during the following 8 months.
• Diagnosis of HSDD confirmed by a qualified clinician.
• Willing to participate in the study and sign an informed consent.

Exclusion Criteria (main criteria):

• Chronic or acute life stress or major life change that could have interfered and continues to interfere significantly with sexual activity.
• Taking drugs which could be responsible for HSDD.
• Severe medical condition which can explain the loss of sexual desire.
• The administration of any investigational drug within 30 days of screening visit.
• Clinically significant abnormal serum biochemistry, urinalysis or hematology.