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A Study in Adults to Test the Effects of Low Dose Thimerosal on Symptoms of COVID-19

A Double-blind, Placebo-controlled, Phase 2 Trial of Sublingual Low-Dose Thimerosal in Adults With Symptomatic SARS-CoV-2 Infection

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04522830
Acronym
BTL-TML-COVID
Enrollment
28
Registered
2020-08-21
Start date
2020-07-30
Completion date
2021-02-28
Last updated
2021-04-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

SARS-CoV-2 Infection

Keywords

Treatment for COVID-19

Brief summary

Clinical trial to compare sublingual low does thimerosal in adults that have symptoms of SARS-CoV-2 Infection against placebo to show a difference in physical characteristics and viral levels.

Interventions

DRUGBTL-TML-COVID

Sublingual dosing of BTL-TML-COVID on days 1 and 2 - Day 1 - 1 drop every 15 minutes for the first hour of initiation of treatment then every hour for the balance of the day until bedtime. Day 2 - 1 drop every 2-3 hours for a total of 6 times during the day. The parallel group assignment will only be maintained until the completion of a minimum of 48 hours of blinded study drug dosing, at which point all subjects will receive the active treatment. Day 3 - 1 drop every 15 mins for the first hour of the day, then every hour for the balance of the day until bedtime. Days 4 through 10 - 1 drop every 3-4 hours for a total of four times during the day.

DRUGPlacebo

Sublingual dosing of matching placebo on days 1 and 2 - Day 1 - 1 drop every 15 minutes for the first hour of initiation of treatment then every hour for the balance of the day until bedtime. Day 2 - 1 drop every 2-3 hours for a total of 6 times during the day. The parallel group assignment will only be maintained until the completion of a minimum of 48 hours of blinded study drug dosing, at which point all subjects will receive the active treatment. Day 3 - 1 drop every 15 mins for the first hour of the day, then every hour for the balance of the day until bedtime. Days 4 through 10 - 1 drop every 3-4 hours for a total of four times during the day.

Sponsors

Norwich Clinical Research Associates Ltd.
CollaboratorOTHER
Curavit Clinical Research
CollaboratorUNKNOWN
Beech Tree Labs, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
TRIPLE (Subject, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
40 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* 40 years of age or older * Provide written informed consent * Have a SARS-COV-19 diagnostic test with positive results

Exclusion criteria

* Having an oxygen saturation level below 92% at baseline or currently on Oxygen therapy * Subjects currently hospitalized * Subjects who have received a COVID vaccination * Subjects with a diagnosis of immunodeficiency

Design outcomes

Primary

MeasureTime frameDescription
Mean duration and severity of diseaseTwo daysChange from baseline in the physical component summary of the short form-36 Quality of Life Instrument

Secondary

MeasureTime frameDescription
Incidence/Safety of Adverse EventsBaseline through 10 daysAEs will be assessed by the investigator as to severity, duration and relationship to treatment

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026