NCT06544395

Brief Summary

The goal of this clinical trial is to demonstrate the effectiveness of non-invasive Neuromodulation as a therapy in neurological, respiratory and musculoskeletal pathologies derived from the consequences of Covid-19. It will also estimate the impact of non-invasive neuromodulation treatment on the functionality and quality of life of patients with COVID-19 sequelae.The main question it aim to answer is: \- Is non-invasive neuromodulation effective as a therapy in neurological, respiratory and musculoskeletal pathologies derived from the consequences of Covid-19. Researchers will compare non-invasive neuromodulation to a placebo (treatment with the machine turned off). Participants will:

  • Be evaluated before starting treatment.
  • Be evaluated 3 weeks after.
  • Be evaluated at 5 weeks, or 15 sessions or completion of treatment.
  • Be evaluated 6 weeks after finishing the treatment or 11 weeks after starting treatment.

Trial Health

63
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
104

participants targeted

Target at P50-P75 for not_applicable

Timeline
8mo left

Started Jan 2026

Geographic Reach
1 country

1 active site

Status
not yet recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

Study Progress35%
Jan 2026Dec 2026

First Submitted

Initial submission to the registry

August 6, 2024

Completed
3 days until next milestone

First Posted

Study publicly available on registry

August 9, 2024

Completed
1.4 years until next milestone

Study Start

First participant enrolled

January 1, 2026

Completed
11 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2026

Expected
29 days until next milestone

Study Completion

Last participant's last visit for all outcomes

December 30, 2026

Last Updated

September 18, 2025

Status Verified

September 1, 2025

Enrollment Period

11 months

First QC Date

August 6, 2024

Last Update Submit

September 17, 2025

Conditions

Keywords

Covid-19Non Invasive NeuromodulationSmell

Outcome Measures

Primary Outcomes (3)

  • ad hoc patient survey

    survey of patients about conditions diagnosed during the illness and those they suffer from after infection that are directly related to abnormalities to be assessed.

    one month

  • sex, age, vaccination and number of months with symptoms

    Nominal variables such as sex, age, vaccination and number of months with symptoms

    one month

  • Number of participants with musculoskeletal, respiratory and neurological sequelae of taste and smell after COVID-19

    three months

Secondary Outcomes (10)

  • SDOQ-NS questionnaire for social impairments due to loss of smell

    two months

  • SF12 Quality of Life Questionnaire

    two months

  • Brief Smell Identification Test: Assessment of smell.

    two months

  • EuroQoL 5-D scale (validated translation into Spanish) for quality of life.

    two months

  • upper limb functional index

    two months

  • +5 more secondary outcomes

Study Arms (3)

Patients receiving non invasive neuromodulation treatment.

EXPERIMENTAL

Patients without previous pathology of any kind who have passed the Covid19 and have respiratory, neurological or musculoskeletal sequelae; who will receive non invasive neuromodulation treatment.

Device: Non invasive neuromodulation therapy

Patients receiving traditional treatment.

ACTIVE COMPARATOR

Patients receiving only traditional therapy. Patients without previous pathology of any kind who have passed the Covid19 and have respiratory, neurological or musculoskeletal sequelae; who will receive treatment of traditional therapy.

Other: Manual therapy

Patients receiving placebo treatment.

PLACEBO COMPARATOR

Patients receiving placebo. Patients without previous pathology of any kind who have passed the Covid19 and have respiratory, neurological or musculoskeletal sequelae; to those who will be administered placebo (device off, without emitting).

Device: Placebo with non invasive neuromodulation

Interventions

In the 4 studies, the intervention consisted of 15 sessions spread over 5 weeks. Each intervention lasted 60 minutes. The intensity will be programmed in all sessions at Low, following the Arndt-Schulz law. The treatment was distributed in 3 phases: phase 1 of preparation, phase 2 to reduce fatigue and phase 3 to enhance autonomic improvement.

Patients receiving non invasive neuromodulation treatment.

Common manual therapy administered for said pathology by traditional physiotherapy and therapeutic exercise.

Patients receiving traditional treatment.

In the 4 studies, the intervention consisted of 15 sessions spread over 5 weeks. Each intervention lasted 60 minutes. The treatment was carried out with the machine turned off.

Patients receiving placebo treatment.

Eligibility Criteria

Age18 Years - 60 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • Patients between the ages of 18 and 60.
  • Patients with a positive diagnosis of COVID-19.
  • Patients with post-COVID-19 sequelae with musculoskeletal, respiratory or neurological symptoms due to taste or smell lasting at least 30 days, with no history of respiratory and/or neurological and/or musculoskeletal diseases.
  • Patients who signed the informed consent.

You may not qualify if:

  • Patients aged before 18 years and after 60 years.
  • Healthy people with no history of neurological, neurological and/or respiratory and/or musculoskeletal diseases
  • Patients with secondary diseases that could directly affect the systems to be evaluated who were not diagnosed positive for COVID-19.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Gema León Physiotherapy and Rehabilitation Clinic

Córdoba, Andalusia, 14011, Spain

Location

MeSH Terms

Conditions

COVID-19Anosmia

Interventions

Musculoskeletal Manipulations

Condition Hierarchy (Ancestors)

Pneumonia, ViralPneumoniaRespiratory Tract InfectionsInfectionsVirus DiseasesCoronavirus InfectionsCoronaviridae InfectionsNidovirales InfectionsRNA Virus InfectionsLung DiseasesRespiratory Tract DiseasesOlfaction DisordersSensation DisordersNeurologic ManifestationsNervous System DiseasesSigns and SymptomsPathological Conditions, Signs and Symptoms

Intervention Hierarchy (Ancestors)

Complementary TherapiesTherapeuticsPhysical Therapy ModalitiesRehabilitation

Study Officials

  • GEMA LEÓN BRAVO

    Departamento de Enfermería, Farmacología y Fisioterapia de la Universidad de Córdoba

    PRINCIPAL INVESTIGATOR

Central Study Contacts

GEMA LEÓN BRAVO

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
SEQUENTIAL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

August 6, 2024

First Posted

August 9, 2024

Study Start

January 1, 2026

Primary Completion (Estimated)

December 1, 2026

Study Completion (Estimated)

December 30, 2026

Last Updated

September 18, 2025

Record last verified: 2025-09

Data Sharing

IPD Sharing
Will not share

Locations