Vestibulodynia: Understanding Pathophysiology and Determining Appropriate Treatments

PHASE2CompletedINTERVENTIONAL
Enrollment

223

Participants

Timeline

Start Date

November 4, 2019

Primary Completion Date

March 13, 2024

Study Completion Date

May 30, 2024

Conditions
VestibulodyniaTemporomandibular DisorderFibromyalgia SyndromeIrritable Bowel SyndromeMigrainesTension HeadacheEndometriosisInterstitial CystitisBack PainChronic Fatigue Syndrome
Interventions
DRUG

5% lidocaine/5 mg/ml 0.02% estradiol compound cream

Lidocaine/estradiol cream targets peripheral nerves and tissues affected in VBD. Participants will be provided with a diagram and written instructions, detailing how to apply the cream to the vaginal vestibule daily for weeks 1-16. Treatment with lidocaine/estradiol or placebo cream will be terminated at week 16 (end of month 4).

DRUG

Nortriptyline

Nortriptyline is a centrally-acting tricyclic antidepressant that is FDA-approved for treatment of neuropathic pain. Dosing will begin with one 10 mg pill nightly for week 1, then two 10 mg pills nightly for week 2, three 10 mg pills nightly for week 3, four 10 mg pills nightly for week 4, and five for weeks 5 -16. Treatment with nortriptyline or placebo pill will be tapered off over weeks 16-18, decreasing the dose by 10 mg every 4 days. Participants will be provided with a list of drugs to avoid that are known to interact with nortriptyline.

DRUG

Placebo cream

The comparison treatment will be an identical-appearing placebo Moisturel™ cream

DRUG

Placebo pill

The comparison treatment will be an identical-appearing placebo pill

Trial Locations (2)

27278

University of North Carolina at Chapel Hill, Chapel Hill

90095

University of California, Los Angeles, Los Angeles

Sponsors

Lead Sponsor

All Listed Sponsors
collaborator

Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)

NIH

lead

Duke University

OTHER