Investigating hormone effects on premenstrual dysphoric disorder

Allopregnanolone and Dynamic GABA-A Receptor Plasticity in Selective Serotonin Reuptake Inhibitor Responsive Premenstrual Dysphoric Disorder

Phase 4 Interventional Johns Hopkins University · NCT06704594

This study is trying to see how certain hormones and a low-dose antidepressant can affect women with premenstrual dysphoric disorder compared to those without it.

Quick facts

PhasePhase 4
Study typeInterventional
Enrollment288 (estimated)
Ages18 Years to 50 Years
SexFemale
SponsorJohns Hopkins University Academic / other
Locations2 sites (Baltimore, Maryland and 1 other locations)
Trial IDNCT06704594 on ClinicalTrials.gov

What this trial studies

This study examines the role of neuroactive steroid hormones and GABA-A receptors in premenstrual dysphoric disorder (PMDD) by comparing blood levels and receptor expression in women with PMDD and healthy controls. Participants will receive either a low-dose antidepressant (sertraline) or a placebo during the luteal phase of their menstrual cycle. The goal is to understand how these factors change across the menstrual cycle and how they relate to PMDD symptoms. This research aims to enhance the understanding of PMDD mechanisms and treatment responses.

Who should consider this trial

Good fit: Ideal candidates are women aged 18-50 with regular menstrual cycles who experience PMDD symptoms.

Not a fit: Patients with a history of severe psychiatric disorders or those currently on psychiatric medications may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved treatment options for women suffering from PMDD.

How similar studies have performed: Other studies have explored hormonal influences on PMDD, but this specific approach is novel in its focus on GABA-A receptor plasticity.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* female sex,
* fluent in the English language
* regular menstrual cycles (24-35 days)
* age 18-50 years old
* ability to give written informed consent

Exclusion Criteria:

* psychiatric medication use in the past 2 months
* substance use disorder in the past 6 months
* lifetime history of psychotic disorder including schizophrenia
* schizoaffective disorder, major depression with psychotic features
* history of psychiatric disorder other than PMDD in past year
* active suicidal ideation with plan or attempt in past 6 months
* steroid hormone or hormonal contraceptive use (except levonorgestrel as emergency contraceptive) in past 2 months
* pregnancy in past 6 months
* history of brain injury
* current or history of endocrine disorder including uncontrolled diabetes or thyroid disease
* BMI\>40
* History of arrythmias, severe liver impairment, history of seizure disorder
* If currently taking the following meds: methylene blue, linezolid
* Other prohibited concomitant meds are Monoamine oxidase inhibitors (MAOIs), pimozide, and disulfiram

Where this trial is running

Baltimore, Maryland and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Premenstrual Dysphoric Disorderpmddpremenstrual dysphoric disorderpmspremenstrual symptomspremenstrual syndromeblood drawsertraline
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.