Status:

ENROLLING_BY_INVITATION

Tetracycline Treatment Tolerability Trial

Lead Sponsor:

Johns Hopkins University

Collaborating Sponsors:

Steve and Alexandra Cohen Foundation

Conditions:

Post-Treatment Lyme Disease

Eligibility:

All Genders

18-80 years

Phase:

PHASE2

Brief Summary

Randomized, double-blind, placebo-controlled study (with a one-week washout period) where subjects receive either 3 months of tetracycline or 3 months of placebo. After the 3 month primary endpoint, i...

Detailed Description

There is precedent for the use of tetracycline class antibiotics as an anti-inflammatory agent in chronic illnesses including dermatologic and rheumatologic illnesses. The 2015 American College of Rhe...

Eligibility Criteria

Inclusion

  • ≥ 18 to 80 years of age
  • Meet criteria operationalized from the Infectious Diseases Society of America (IDSA) case definition for PTLD (ref) previously treated with at least one recommended course of antibiotic therapy.
  • Have persistent symptoms in at least the last month. "Currently have at least one symptom attributed to Lyme disease that a) you've experienced in the past month and b) limits your daily functioning at least half the time when its present"
  • Fatigue Severity Scale survey score of at least 4.0 signifying moderate or greater severity of fatigue.
  • Medical Records documented history of definite or probable Lyme disease with onset starts in the last 5 years, with symptoms developing within 1 year of Lyme onset.
  • Definite LD. Medical record documented history of erythema migrans or medical record documented history of a Lyme disease compatible neurologic, cardiac or musculoskeletal manifestation of Lyme disease with a confirmatory 2-tier serology, modified 2-tier serologic test, or immunoglobulin G (IgG) western blot and a lack of alternative diagnosis Probable LD. Medical record documented history of Lyme disease with atypical or nonspecific manifestations with a confirmatory 2-tier serology, modified 2-tier serologic test, or IgG western blot and a lack of alternative diagnosis.

Exclusion

  • Medications:
  • No antibiotics in the prior 2 months No change in medications during the prior 4 months that might have an impact on primary and secondary outcome measures. See list. No immunosuppressive medications No medications that interact with tetracycline: atovaquone, retinoid medications taken by mouth (such as acitretin, isotretinoin), strontium, digoxin, kaolin pectin, warfarin Use of prescription or over the counter (OTC) medications containing calcium (i.e. Tums)
  • • History of the following conditions predating the diagnosis of Lyme disease: Myalgic encephalomyelitis/chronic fatigue syndrome Fibromyalgia Autoimmune disease
  • Major psychiatric conditions Bipolar disorder, delusional disorder, schizophrenia Major depression Suicidal ideation with intent during the prior 6 months
  • History of the following conditions in the last 4 months Alcohol or substance abuse Cancer (other than skin) Untreated HIV/AIDS Untreated moderate to severe sleep apnea Hepatitis A, B or C Pregnancy or intent to become pregnant Breastfeeding
  • BMI greater than 40
  • Other conditions at the discretion of the clinician

Key Trial Info

Start Date :

November 2 2022

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 1 2027

Estimated Enrollment :

60 Patients enrolled

Trial Details

Trial ID

NCT05219929

Start Date

November 2 2022

End Date

December 1 2027

Last Update

December 17 2025

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Johns Hopkins Lyme Disease Research Center

Lutherville, Maryland, United States, 21093