Study on Allopregnanolone and Depression in Women Across the Menopause Transition

Inclusion criteria

• Healthy women ages 40 to 60 years in the menopause transition
• Depressive symptoms
• Psychotropic medications are allowed if the dose is stable prior to screening and throughout the study
• Able to read Arabic numerals and perform simple arithmetic
• Able to provide written informed consent

Exclusion criteria

• Systemic hormone therapy
• Contraindicated medications with pregnenolone
• Systemic corticosteroid
• Other psychiatric illnesses that are considered to be primary
• Current suicidal ideation
• Active substance use disorders
• Unstable medical conditions
• Obstructive sleep apnea or other primary sleep disorders
• Abnormal hepatic and renal function
• Known allergy to progesterone, exogenous allopregnanolone, or pregnenolone
• History of head injury resulting in loss of consciousness \> 20 min
• Inability to comply with barrier contraceptive methods
• Known intellectual disability
• Investigator judgement that study participation constitutes substantial risk given medical or psychiatric condition
• Current or recent participation in clinical trial expected to interfere with risk of or interpretation of study data
• Inability to comply with study procedures